Aspire 5251/5551G/5551 Series Service Guide Service guide files and updates are available on the ACER/CSD web; for more information, please refer to http://csd.acer.com.
Revision History Please refer to the table below for the updates made on Aspire 5251/5551G/5551 service guides.
Copyright Copyright © 2010 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated. Disclaimer The information in this guide is subject to change without notice.
Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that appear on screen. NOTE Gives bits and pieces of additional information related to the current topic. WARNING Alerts you to any damage that might result from doing or not doing specific actions. CAUTION Gives precautionary measures to avoid possible hardware or software problems. IMPORTANT Reminds you to do specific actions relevant to the accomplishment of procedures.
Preface Before using this information and the product it supports, please read the following general information. 1. This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION decided for Acer's "global" product offering. To better fit local market requirements and enhance product competitiveness, your regional office MAY have decided to extend the functionality of a machine (e.g. add-on card, modem, or extra memory capability).
VI
Table of Contents System Specifications 1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 System Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Your Acer Notebook tour . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 Front View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Table of Contents Removing the USB Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73 Removing the Bluetooth Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75 Removing the Mainboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .76 Removing the Thermal Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .81 Removing the CPU . . . . . . . . . . . . . . . . . . . . . . .
Table of Contents Wireless Function Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .148 Thermal Unit Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .148 External Mouse Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .149 Other Failures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .149 Intermittent Problems . . . . . . . . .
Table of Contents X
Chapter 1 System Specifications Features Below is a brief summary of the computer’s many features: NOTE: Some features not available on all models. Operating System • Genuine Windows® 7 Home Premium 64-bit • Genuine Windows® 7 Home Basic 64-bit CPU/Chipset • AMD V Series processor V120 (512 KB L2 cache, 2.20 GHz, 3.2GT/s, 25 W) (Aspire 5251) • AMD M880G Chipset (Aspire 5251) • AMD Phenom™ II triple-core mobile processor N830 (1.5 MB L2 cache, 2.10 GHz, 3.
• Dual independent display support (Aspire 5251/5551/5551G) • 16.7 million colors (Aspire 5251/5551/5551G) • External resolution / refresh rates: • VGA port up to 2560 x 1440: 75 Hz (Aspire 5251/5551) • VGA port up to 2048 x 1536: 85 Hz (Aspire 5551G) • HDMI™ port up to 1920 x 1080: 60 Hz (Aspire 5251/5551/5551G) • MPEG-2/DVD decoding (Aspire 5251/5551/5551G) • VC-1 and H.264 (AVC) decoding (Aspire 5551G) • WMV9 (VC-1) and H.
• Write: 24X CD-R, 16X CD-RW, 8X DVD-R, 8X DVD+R, 4X DVD-R DL, 4X DVD+R DL, 6X DVD-RW, 8X DVD+RW, 5X DVD-RAM Communication • Acer Video Conference, featuring: • • • • Acer Crystal Eye 1.3 MP webcam, 1280 x 1024 resolution WLAN: • Acer InviLink™ Nplify™ 802.11b/g/n Wi-Fi CERTIFIED™ • Acer InviLink™ 802.11b/g Wi-Fi CERTIFIED™ • Supporting Acer SignalUp™ wireless technology WPAN: • Bluetooth® 3.0+HS • Bluetooth® 2.
• HDMI™ port with HDCP support • External display (VGA) port • Headphone/speaker/line-out jack • Microphone-in jack • Ethernet (RJ-45) port • DC-in jack for AC adapter Optional Items • 1 GB / 2 GB / 4 GB DDR3 1066 MHz soDIMM module • 6-cell Li-ion battery pack • 3-pin 65 W AC adapter • External USB 56K modem Environment • • 4 Temperature: • Operating: 5 °C to 35 °C • Non-operating: -20 °C to 65 °C Humidity (non-condensing): • Operating: 20% to 80% • Non-operating: 20% to 80% C
System Block Diagram Danube AMD S1G4 Processor uPGA-638 Package Champlain Memory BUS(DDR3) 204pin DDRIII-SO-DIMM X2 Dual Channel BANK 0, 1, 2, 3 1.5V DDRIII 1066~1333MHz Hyper Transport Link 16 x 16 LVDS Thermal Sensor ATI RS880M ICS9LPRS488 uFCBGA-528 CRT HDMI Conn. USB conn X3 A link Express2 Gen1 CMOS Camera Broadcom BCM57780 WLAN USB port 5 3.3V 48MHz S-ATA USB port 12 Mini card (WL)X1 USB port 8 3G/GPS WWAN Card Reader
Your Acer Notebook tour Front View No. 6 Icon Item Description 1 Acer Crystal Eye webcam Web camera for video communication (for selected models). 2 Display screen Also called Liquid-Crystal Display (LCD), displays computer output. 3 HDD Indicates when the hard disk drive is active. Communication indicator Indicates the computer’s wireless connectivitoy device status. 4 Power button Turns the computer on and off. 5 Keyboard For entering data into your computer.
No. Icon 7 Item Description Power Indicates the computer’s power status. Battery1 Indicates the computer’s battery status. 1. Charging: The light shows amber when the battery is charging. 2. Fully charged: The light shows blue when in AC mode. 8 Click buttons (left and right) The left and right buttons function like the left and right mouse buttons. 9 Palmrest Comfortable support area for your hands when you use the computer. 10 Speakers Left and right speakers deliver stereo audio output.
No. Icon Item Description 6 USB 2.0 ports Connect to USB 2.0 devices (e.g. USB mouse, USB camera). 7 Microphone-in jack Accepts input from external microphones. Headphones/ speaker/line-out jack Connects to audio line-out devices (e.g. speakers, headphones). Right View No. 8 Icon Item Description 1 USB 2.0 ports Connect to USB 2.0 devices (e.g. USB mouse, USB camera). 2 Optical drive Internal optical drive; accepts CDs or DVDs.
Bottom View No. Icon Item Description 1 Battery bay Houses the computer's battery pack. 2 Battery release latch Releases the battery for removal. 3 Hard disk bay Houses the computer's hard disk (secured with screws). 4 Memory compartment Houses the computer's main memory. 5 Battery lock Locks the battery in position. 6 Ventilation slots and cooling fan Enable the computer to stay cool, even after prolonged use. Note: Do not cover or obstruct the fan opening.
TouchPad Basics The following items show you how to use the TouchPad: • Move your finger across the TouchPad (1) to move the cursor. • Press the left (2) and right (3) buttons located beneath the TouchPad to perform selection and execution functions. These two buttons are similar to the left and right buttons on a mouse. Tapping on the TouchPad is the same as clicking the left button. Function Left Button (2) Right Button (3) Main TouchPad (1) Execute Quickly click twice.
Using the Keyboard The keyboard has full-sized keys and an embedded numeric keypad, separate cursor, lock, Windows, function and special keys. Lock Keys and embedded numeric keypad The keyboard has two lock keys which you can toggle on and off. Lock key Description Caps Lock When Caps Lock is on, all alphabetic characters typed are in uppercase. Scroll Lock < Fn + F12 > When Scroll Lock is on, the contents of a text window scroll without moving the cursor.
Windows Keys The keyboard has two keys that perform Windows-specific functions. Key Description Windows key Pressed alone, this key has the same effect as clicking on the Windows Start button; it launches the Start menu.
Hot Keys The computer employs hotkeys or key combinations to access most of the computer’s controls like screen brightness, volume output and the BIOS utility. To activate hot keys, press and hold the key before pressing the other key in the hotkey combination. Hotkey Icon Function Description + Communication key Enables / disables the computer's communication devices. (Communication devices may vary by configuration.) + Sleep Puts the computer in Sleep mode.
Hardware Specifications and Configurations Platform Item Specification CPU • AMD Family 10h Champlain Processor S1g4 Package • • • • • Chipsets AMD Turion™ II Dual-Core Mobile Processor AMD Athlon™ II Dual-Core Processor for Notebook PCs AMD Sempron™ Processor for Notebook PCs AMD Phenom™ II Dual-Core Processor AMD V-Series Processor • AMD RS880M North Bridge uFCBGA-528p • AMD SB820M South Bridge uFCBGA-605p • ATI Mobility Radeon™ HD 5650/5470 GPU with 1GB/512M DDR3 VRAM • ENE KB926 for Keyboa
CPU Fan True Value Table (Tj = 100 UMA) CPU Temp (°C) Core 0 Fan Speed (rpm) SPL Spec (dBA) 50 2500 28 56 2900 31 63 3200 34 70 3600 37 80 4000 40 95 4000 40 • Throttling 50%: On=95°C, Off=85°C • OS Shutdown: 100°C • H/W Shutdown: 92°C Fan Acoustic Specifications Operation Mode Fan off Application Windows Idle (HDD random seek) SPL dBA N/A Tone (dB) Loudness (Sone) • 20~3.99kHz less than or equal to: 0.035 • 4K~20kHz less than or equal to: 0.
BIOS Item Specification BIOS vendor Insyde BIOS BIOS ROM type Flash Features • 16Mbit(2MB) CMOS Serial Flash ROM • Support Acer UI • Support multi-boot • Suspend to RAM (S3)/Disk (S4) • Various hot-keys for system control • Support SMBIOS 2.3, PCI2.2. • Refer to Acer BIOS specification.
Onboard LAN Item Specification Vendor/model name Broadcom 57780KMLG for GIGA LAN Features • Integrated 10/100/10000BASE-T transceiver • Automatic MDI crossover function • PCIe V1.1 compliant • 10/100/10000BASE-T full -duplex/half -duplex MAC • Receive side scaling(RSS) for multicore processors • Complies with IEEE 802.3, 802.3u, 802.3ab, and 802.1p • Wake on LAN (WOL) support meeting the ACPI requirements • Statistics for SNMP MIB II, Ethernet-like MIB, and Ethernet MIB (IEEE 802.
System Power Management ACPI mode Specification Mech. Off (G3) All devices in the system are turned off completely. Soft Off (G2/S5) OS initiated shutdown. All devices in the system are turned off completely. Working (G0/S0) Individual devices such as the CPU and hard disk may be power managed in this state.
Super-Multi Drive Module Item Specification Vendor & model name HLDS GT20N Sony AD7580S Performance Specification With CD Diskette With DVD Diskette With CD Diskette With DVD Diskette Transfer rate (MB/ sec) Sustained: 3,600 KB/s (24x) max. Sustained: 11.08 Mbytes/s (8x) max. Sustained: 1,571 (typical) Sustained: 10,993 (typical) Buffer Memory 2 MB Interface SATA Applicable disc formats DVD-ROM: 4.7GB (Single Layer) 8.5GB (Dual Layer) DVD-R: 3.95GB (Ver. 1.0: read only) 4.7GB (Ver. 2.
VGA Chip Item Specification Vendor/model name ATI Mobility Radeon™ HD 5650/5470 GPU Features • On Board 1024MB(5650) / 512MB(5470) DDR3 Video RAM • PCI Express 2.1 x16 bus interface • DirectX® 11 support • OpenGL 3.
LCD 15.6” Item Specification Vendor/model name AUO/CPT/CMO/Samsung/LCD/INL Screen Diagonal (mm) 15.6 inches Display resolution (pixels) 1366 x 768 WXGA Clare Pixel Pitch 0.204 x 0.204 Display Mode Normal Typical White Luminance (cd/m2) (also called Brightness) 220 Contrast Ratio 500 typical Response Time (Optical Rise Time/Fall Time) msec 8 Luminance Uniformity 1.
Card Reader Item RealTek RT5160 Package 5-in-1 card reader General Features 22 Specification Part Name • Push-push type, with dummy card • Built-in 250mA Power MOS for memory card • Over Current Protection and Over Temperature Protection • Power saving • Power Down when no memory card is inserted • Power Idle (Selective Suspend) • USB2.
Audio Interface Item Specification Chipset Realtek ALC272-X Features • Meets performance and function requirements for Microsoft WLP 3.10, and stricter performance requirements for future WLP. • Two stereo DAC supports 16/20/24-bit PCM for two independent playbacks (multiple streaming). • Two stereo ADC supports 16/20/24-bit PCM format for two independent recording. • All DACs support independent 44.1k/48k/96k/192kHz sample rate. • All ADCs support independent 44.1k/48k/96k/192kHz sample rate.
24 Chapter 1
Chapter 2 System Utilities BIOS Setup Utility The BIOS Setup Utility is a hardware configuration program built into your computer’s BIOS (Basic Input/ Output System). Your computer is already properly configured and optimized, and you do not need to run this utility. However, if you encounter configuration problems, you may need to run Setup. Please also refer to Chapter 4 Troubleshooting when problem arises.
Aspire 5251/5551G/5551 BIOS Information The Information screen displays a summary of the computer hardware information. Information Main Security InsydeH20 Setup Utility Boot Exit Rev. 3.5 CPU Type CPU Speed AMD Turion(tm) II N530 Dual-Core Processor 2500 MHz HDD Model Name: HDD Serial Number: ATAPI Model Name: ST9250315AS 5VC8CXKX Slimtype DVD A DS8A2SH System BIOS Version: VGA BIOS Version: V0. 17T01 ATI VER0.12. 017. 000. 000.
Main The Main screen allows the user to set the system time and date as well as enable and disable boot options and recovery. Information Main Security InsydeH20 Setup Utility Boot Exit R e v. 3 .
Security The Security screen contains parameters that help safeguard and protect your computer from unauthorized use. NOTE: System BIOS does not support Trusted Platform Module (TPM). Information Main Security InsydeH20 Setup Utility Boot Exit Rev. 3.
Setting a Password Follow these steps as you set the user or the supervisor password: 1. Use the ↑ and ↓ keys to highlight the Set Supervisor Password parameter and press the Enter key. The Set Supervisor Password box appears: Set Supervisor Password Enter New Password Confirm New Password 2. [ [ ] ] Type a password in the “Enter New Password” field. The password length can not exceed 8 alphanumeric characters (A-Z, a-z, 0-9, not case sensitive). Retype the password in the “Confirm New Password” field.
Changing a Password 1. Use the ↑ and ↓ keys to highlight the Set Supervisor Password parameter and press the Enter key. The Set Supervisor Password box appears. Set Supervisor Password Enter Current Password Enter New Password Confirm New Password [ [ [ ] ] ] 2. Type the current password in the Enter Current Password field and press Enter. 3. Type a password in the Enter New Password field. Retype the password in the Confirm New Password field. 4. Press Enter.
Boot This menu allows the user to decide the order of boot devices to load the operating system. Bootable devices includes the USB diskette drives, the onboard hard disk drive and the DVD drive in the module bay. Select Boot menu to select specific devices to support boot. Information Main Security InsydeH20 Setup Utility Boot Exit Rev. 3.5 Item Specific Help Boot priority order: 1. 2. 3. 4. 5. 6.
Exit The Exit screen allows you to save or discard any changes you made and quit the BIOS Utility. Information Main Security InsydeH20 Setup Utility Boot Exit R e v. 3 . 5 Item Specific Help Exit Saving Changes Exit Discarding Changes Load Setup Defaults Discard Changes Save Changes F1 Help ESC Exit Select Item Select Menu Exit System Setup and save your changes to CMOS.
BIOS Flash Utilities The BIOS flash memory update is required for the following conditions: • New versions of system programs • New features or options • Restore a BIOS when it becomes corrupted. Use the Flash utility to update the system BIOS Flash ROM. NOTE: If you do not have a crisis recovery diskette at hand, then you should create a Crisis Recovery Diskette before you use the Flash utility. NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Flash.
DOS Flash Utility Perform the following steps to use the DOS Flash Utility: 1. Press F2 during boot to enter the Setup Menu. 2. Select Boot Menu to modify the boot priority order, for example, if using USB HDD to Update BIOS, move USB HDD to position 1. Information Main Security InsydeH20 Setup Utility Boot Exit Rev. 3.5 Item Specific Help Boot priority order: 1. 2. 3. 4. 5. 6. F1 Help ESC Exit 3.
4. In flash BIOS, the message Please do not remove AC Power Source displays. NOTE: If the AC power is not connected, the following message displays. Plug in the AC power to continue. 5. Flash is complete when the message Flash programming complete displays.
WinFlash Utility Perform the following steps to use the WinFlash Utility: 36 1. Double-click the WinFlash executable. 2. Click OK to begin the update. A progress screen displays.
Remove HDD/BIOS Password Utilities This section provides you with details about removing HDD/BIOS password: Remove HDD Password: If you key in the wrong HDD password three times, an error is generated. To reset the HDD password, perform the following steps: 1. After the error is displayed, select the Enter Unlock Password option on the screen. 2. An Encode key is generated for unlocking utilities. Note down this key. 3. Execute the UnlockHD.
Removing BIOS Passwords: To clear the User or Supervisor passwords, open the DIMM door and use a metal instrument to short the J1 point. Cleaning BIOS Passwords To clean the User or Supervisor passwords, perform the following steps: 1. From a DOS prompt, execute clnpwd.exe 2. Press 1 or 2 to clean the desired password shown on the screen. The onscreen message determines whether the function is successful or not.
Using Boot Sequence Selector The Boot Sequence Selector allows the boot order to be changed without accessing the BIOS. To use Boot Sequence Selector, perform the following steps: 1. Enter into DOS. 2. Execute BS.exe to display the usage screen. 3. Select the desired boot sequence by entering the corresponding sequence. For example, enter BS 2 to change the boot sequence to HDD | CD ROM | LAN | Floppy.
Using DMITools The DMI (Desktop Management Interface) Tool copies BIOS information to EEPROM to be used in the DMI pool for hardware management. When the BIOS displays Verifying DMI pool data it is checking that the table correlates with the hardware before sending to the operating system (Windows, etc.). To update the DMI Pool, perform the following steps: 1. Boot into DOS. 2. Execute dmitools.
Using the LAN MAC EEPROM Utility You can use the MAC.BAT utility to write the MAC.CFG file to the EEPROM under DOS mode. 1. 2. Use a text editor (for example: Notepad) to open the MAC.CFG file. You can see the MAC.CFG contents as below: WriteData = ‘001122334455' MAC value StartAddr=7A MAC address WriteLeng=6 MAC value length KeepByte=0 don’t care In DOS mode, run the MAC.BAT file to write MAC values to eeprom.
42 Chapter 2
Chapter 3 Machine Disassembly and Replacement IMPORTANT: The outside housing and color may vary from the mass produced model. This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting.
Pre-disassembly Instructions Before proceeding with the disassembly procedure, make sure that you do the following: 1. Turn off the power to the system and all peripherals. 2. Unplug the AC adapter and all power and signal cables from the system. 3. Place the system on a flat, stable surface. 4. Remove the battery pack.
Disassembly Process IMPORTANT: The LCD Module cannot be disassembled outside of factory conditions. If any part of the LCD Module is faulty, such as the camera, antenna or LCD panel, the whole module must be replaced. The disassembly process is divided into the following stages: • External module disassembly • Main unit disassembly • LCD module disassembly The flowcharts provided in the succeeding disassembly sections illustrate the entire disassembly sequence.
External Module Disassembly Process IMPORTANT: The outside housing and color may vary from the mass produced model. External Modules Disassembly Flowchart The flowchart below gives you a graphic representation of the external module disassembly sequence and instructs you on the components that need to be removed during servicing. For example, if you want to remove the keyboard, you must first remove the switch board.
Removing the Battery Pack 1. Turn computer over. Slide the battery lock in the direction shown. 2. Slide and hold the battery release latch to the release position (1), then lift out the battery pack from the main unit (2). 2 1 NOTE: Please follow local regulations for disposal.
Removing the SD Dummy Card 1. Push the SD dummy card all the way in to eject it. 2. Pull it out from the slot.
Removing the Optical Drive Module 1. See “Removing the Battery Pack” on page 47. 2. Remove the screw securing the ODD module. Step ODD Module Size M2.5*8 Quantity Screw Type 1 3. Pull the optical drive module out from the chassis.
4. Remove the two (2) screws securing the ODD bracket and remove the ODD bracket from the optical disk drive module. Step ODD Bracket Size M2*3 Quantity Screw Type 2 5. Remove the ODD bezel by prying the top edge away and clear of the module.
Removing the Logic Lower Door 1. Remove two (2) screws from the logic lower door. Step Logic lower door Size M2.5*8 Quantity Screw Type 2 2. Lift the door beginning from the inner edge as shown. 3. Lift the door clear of the device, exposing the HDD, DIMM, and WLAN modules.
Removing the 3G Cover 1. Remove one (1) screw from the 3G Cover. Step 3G Cover Size M2*3 Quantity Screw Type 1 2. Lift the 3G Cover from the right edge first, then remove completely.
Removing the DIMM Module 1. See “Removing the Logic Lower Door” on page 51. 2. Push out the release latches on both sides of the DIMM socket to release the DIMM module. 3. Remove the DIMM module. 4. Repeat steps 2 and 3 for the second DIMM module if present.
Removing the WLAN Module 1. See “Removing the Logic Lower Door” on page 51. 2. Disconnect the antenna cables from the WLAN Board. NOTE: Cable placement is Black to the MAIN terminal and White to the AUX terminal. 3. Move the antenna away and remove the two (1) screws to release the WLAN Board.
4. Detach the WLAN Board from the WLAN socket. NOTE: When reattaching the antennas, ensure the cables are tucked into the chassis to prevent damage.
Removing the Hard Disk Drive Module 1. See “Removing the Logic Lower Door” on page 51. 2. Using the pull-tab, slide the HDD Module in the direction of the arrow to disconnect the interface. 3. Lift the HDD Module clear of the HDD bay. NOTE: To prevent damage to device, avoid pressing down on it or placing heavy objects on top of it.
4. Remove the four (4) screws (two each side) securing the hard disk to the carrier. Step HDD Carrier Size M3*3 Quantity Screw Type 4 5. Remove the HDD from the carrier.
Main Unit Disassembly Process Main Unit Disassembly Flowchart Remove External Modules before proceeding Remove Keyboard Remove Upper Cover Lower Cover Upper Cover Remove TouchPad Bracket Remove Power Board Remove Mainboard Remove Left Speaker Module Remove USB Board Remove Thermal Module Remove Right Speaker Module Remove Card Reader Board Remove CPU Remove USB Board Screw List Step 58 Screw Quantity Upper Cover M2.5*5 7 Lower Cover M2.
Removing the Keyboard 1. Unlock the six (6) keyboard locks. 2. Pry up the centre of the Keyboard and rotate it upward away from the Upper Cover. 3. Turn the keyboard over on to the TouchPad area to expose the FFC connector.
4. Open the locking latch and disconnect the FFC from the mainboard. 5. Lift the keyboard clear of the Upper Cover.
Removing the Upper Cover 1. See “External Module Disassembly Process” on page 46. 2. Turn the computer over. Remove the eleven (11) screws on the lower cover and four (4) screws from the battery bay. Step Size Quantity Lower Cover (red callout) M2.
3. Turn the computer over and disconnect the following four (4) cables from the Mainboard.
4. Release the locking latch on A. 5. Disconnect A as shown. 6. Release the locking latch on B and remove the cable as shown. 7. Release the locking latch on C and remove the cable as shown. 8. Release the locking latch on D and remove the cable as shown. NOTE: Avoid pulling on cables directly to prevent damage to the connectors. NOTE: Use the pull-tabs on FFCs whenever available to prevent damage.
9. Remove the seven (7) screws on the Upper Cover as shown. Step Upper Cover Size M2.5*5 Quantity Screw Type 7 10. Starting at the top right side of the cover, pry apart the Upper and Lower Covers as shown. Work along the front edge of the casing to the left as shown, then lift the Upper Cover clear of the Lower Cover.
Removing the Left Speaker Module 1. See “Removing the Upper Cover” on page 61. 2. Locate the Left Speaker Module on the Upper Cover as shown. 3. Remove two (2) screws from the left speaker module. Step Left Speaker Module Size M2*3 Quantity Screw Type 2 4. Remove the Speaker cable from the cable channel. Ensure that the cable is free from all cable clips.
5. Lift the Speaker clear of the Upper Cover.
Removing the Right Speaker Module 1. See “Removing the Upper Cover” on page 61. 2. Locate the Right Speaker Module on the Upper Cover as shown. 3. Remove the two (2) securing screws from the Right Speaker Module. Step Right Speaker Module Size M2*3 Quantity Screw Type 2 4. Remove the Right Speaker Module cable from the cable channel. Ensure that the cable is free from all cable clips.
5. Lift the Right Speaker Module clear of the device.
Removing the Power Board 1. See “Removing the Upper Cover” on page 61. 2. Turn the upper cover over and remove the power board cable. Pass the cable through the upper cover as shown. 3. Remove two (2) screws from the power board. Step Power board Size M2*3 Quantity Screw Type 2 4. Remove the power board assembly and lift the power board clear of the device.
Removing the TouchPad Bracket IMPORTANT: The TouchPad Board cannot be removed individually. To replace the TouchPad Board, replace the entire Upper Cover. 1. See “Removing the Upper Cover” on page 61. 2. Lift the FFC to detach the adhesive securing the cable to the Upper Cover. 3. Release the FFC locking latch and disconnect the TouchPad FFC from the cover.
4. Remove the one (1) screw from TouchPad bracket. Step TouchPad Bracket Size M2*3 Quantity Screw Type 1 5. Pry the Touchpad bracket off the adhesive and remove it as shown.
Removing the Card Reader Board 1. See “Removing the Upper Cover” on page 61. 2. Unlock the mainboard to card reader cable connector. 3. Remove one (1) screw from the card reader board. Step Card Reader Size M2*3 Quantity Screw Type 1 4. Lift the card reader board clear of the device.
Removing the USB Board 1. See “Removing the Upper Cover” on page 61. 2. Unlock the mainboard to USB cable connector. 3. Peel the cable off the adhesive as shown. 4. Remove one (1) screw from the USB board.
5. Lift the USB board clear of the device.
Removing the Bluetooth Board 1. See “Removing the Upper Cover” on page 61. 2. Pry the Bluetooth board from the adhesive. 3. Disconnect the mainboard to Bluetooth cable. 4. Lift the Bluetooth board away from the cable channel as shown.
Removing the Mainboard 1. See “Removing the Upper Cover” on page 61. 2. Disconnect the speaker to mainboard cable. 3. Disconnect the LVDS cable.
4. Remove the one (1) securing screw from the Mainboard. Step Mainboard Size M2.5*5 Quantity Screw Type 1 5. Place a dust free, protective mat on the lcd screen to aid in the removal of the mainboard.
6. Lift the inner edge of the mainboard up and out to free it from the lower case, without removing the mainboard completely from the chassis. CAUTION: Do not remove the mainboard completely. The mainboard is still connected to the chassis. 7. Carefully turn the mainboard over and place it on the protective mat. CAUTION: Do not use excessive force when turning the mainboard over as it is still connected to the chassis by the power cable.
8. Disconnect the power cable. 9. Remove the mainboard from the chassis and turn it over. NOTE: Circuit boards >10 cm² have been highlighted with a yellow rectangle as shown in the previous image. Please detach the Circuit board and follow local regulations for disposal. 10. Remove the adhesive tape from the Bluetooth cable.
11. Disconnect the Bluetooth to mainboard cable.
Removing the Thermal Module 1. See “Removing the Upper Cover” on page 61. 2. Disconnect the fan cable. 3. Remove the four (4) securing screws (in reverse numerical order from screw 4 to 1), then the two (2) screws on the GPU. Step Thermal Module GPU Chapter 3 2 1 4 3 Size M2.5*3.
4. Carefully lift the Thermal Module clear of the Mainboard.
Removing the CPU IMPORTANT: The pins on the underside of the CPU are very delicate. If they are damaged, the CPU may malfunction. Place the CPU on a clean, dry surface when it is not installed. 1. See “Removing the Thermal Module” on page 81. 2. Using a flat-bladed screw driver, rotate the CPU locking screw 180° counter-clockwise as shown. 3. Lift the CPU clear of the socket as shown.
LCD Module Disassembly Process LCD Module Disassembly Flowchart Remove LCD Assembly Remove LCD Bezel Remove Camera Module Remove LCD Panel Remove LCD Brackets and FPC Cable Remove Antennas Remove Microphone Cable Screw List Step 84 Screw Quantity LCD Assy M2.5*5 4 LCD Bezel M2.5*6 2 LCD Panel M2.5*5 2 LCD Brackets M2*3 6 Part No.
Removing the LCD Assembly 1. See “Removing the Upper Cover” on page 61. 2. Turn the device over and pass the black and white antenna cables through the lower cover. 3. Free the black and white antenna cables from the cable channel as shown. 4. Continue removing the white antenna cable from the cable channel.
5. Remove the LVDS cable from the cable channel. 6. Remove the adhesive tape from the black antenna cable. 7. Free the cable from the cable channel as shown.
8. Remove four (4) screws from the LCD assembly. Step LCD assembly Size M2.5*5 Quantity Screw Type 4 9. Remove the LCD assembly from the lower cover.
Removing the LCD Bezel 1. See “Removing the LCD Assembly” on page 85. 2. Remove the two bezel screw caps and screws. Step LCD Bezel 3. Size M2.5*6 Quantity Screw Type 2 Starting from the bottom edge of the bezel, pry the bezel upwards and away from the panel. Work along the right side toward the top of the bezel, prying the covers apart. Continue along the top edge and down the left side to remove the bezel. NOTE: If necessary, use a pry to lift up the outside edges of the bezel.
Removing the Camera Module 1. See “Removing the LCD Assembly” on page 85. 2. Locate the Camera Module at the top of the LCD Module and disconnect the camera cable. 3. Remove the Camera from the module.
Removing the LCD Panel 1. See “Removing the Camera Module” on page 89. 2. Remove the four (4) securing screws from the LCD Panel. Step LCD Panel Size M2.5*5 Quantity Screw Type 4 3. Remove the adhesive strip holding the cables in place. 4. Lift the LCD Panel clear of the module.
Removing the LCD Brackets and LVDS Cable 1. See “Removing the LCD Panel” on page 90. 2. Remove the six (6) securing screws (three on each side) from the LCD Panel brackets. Step LCD Brackets Size M2*3 Quantity Screw Type 6 3. Remove the LCD brackets by pulling away from the LCD Panel.
4. Turn the LCD panel over to expose the rear. Pull the cable up as shown. 5. Remove the adhesive tape from the cable. 6. Peel back the mylar securing the LVDS cable.
7. Disconnect the LVDS cable from the panel.
Removing the Microphone Cable 1. See “Removing the LCD Panel” on page 90. 2. Remove the cable bundle from the hinge channel. 3. Peel back the foil tabs and remove the microphone cable from the cable channel. 4. Peel back the foil tab on the microphone set.
5. Lift the microphone set and cable clear of the LCD cover.
Removing the Antennas 1. See “Removing the LCD Panel” on page 90. 2. Remove the black antenna from the cable channel. 3. Peel back the foil tabs and remove the cable from the cable channel. 4. Pry the antenna assembly clear of the device.
5. Remove the white antenna from the hinge channel. 6. Peel back the foil tabs and remove the cable from the cable channel. 7. Pry the antenna assembly clear of the device.
LCD Module Reassembly Procedure Replacing the Antennas 1. Adhere the white antenna assembly to the LCD cover. 2. Run the cable along the cable channel and fold over the foil tabs to secure the cable in place. 3. Run the white antenna along the hinge channel.
4. Adhere the black antenna assembly on the LCD cover. 5. Run the cable along the cable channel and fold over the foil tabs to secure the cable in place. 6. Run the black antenna cable along the cable channel.
Replacing the Microphone Cable 1. Place the microphone set in the panel. 2. Run the cable along the cable channel. 3. Fold over the foil tabs and continue running the microphone cable along the cable channel indicated between the red callouts. 4. Run the cable bundle along the hinge channel. IMPORTANT: Ensure that the LCD cable runs between the callouts to avoid trapping when the panel is replaced in the LCD Module.
Replacing the LCD Brackets and LVDS Cable 1. Connect the LVDS cable to the LCD panel. 2. Adhere the LVDS mylar to the LCD panel. 3. Adhere the LVDS cable to the panel by running it between the callouts as shown.
4. Attach the LCD brackets to the LCD Panel. 5. Replace six (6) securing screws (three on each side) of the LCD Panel brackets.
Replacing the LCD Panel 1. Place the LCD Panel in the module as shown. 2. Run the cable along the channel in the LCD Module as shown. 3. Run the cable through the left hinge channel. 4. Secure the panel using four (4) securing screws.
Replacing the Camera Module 1. Place the Camera in the module. 104 2. Connect the camera cable.
Replacing the LCD Bezel 1. Replace the bezel and press down until there are no gaps between the bezel and the LCD Module. IMPORTANT: Ensure that the LCD cables pass through the hinge wells and are not trapped by the bezel. 2. Replace the two (2) screws and screw caps.
Replacing the LCD Assembly 1. Place the LCD assembly on the lower cover. 2. Secure the LCD assembly using four (4) screws.
3. Run the black antenna cable along the cable channel. 4. Replace the adhesive tape to secure the cable to the chassis. 5. Near the left hinge, run the LVDS cable along the cable channel.
6. Run the white antenna cable along the cable channel as shown. 7. Continue running the black and white antenna cables along the cable channel. 8. Pass the black and white antenna cables through the lower cover.
Main Module Reassembly Procedure Replacing the CPU IMPORTANT: Apply a suitable thermal grease and ensure all heat pads are in place before replacing the CPU. The following thermal grease types are approved for use: • • N-302 Dimand TIM Grease Honeywell IMPORTANT: The CPU has a Pin1 locator that must be positioned corresponding to the marker on the CPU socket. 1. Place the CPU into the CPU socket as shown, taking note of the Pin1 locator. Socket Pin1 Locator 2.
Replacing the Thermal Module IMPORTANT: Apply a suitable thermal grease and ensure all heat pads are in place before replacing the Thermal Module. The following thermal grease types are approved for use: • • N-302 Dimand TIM Grease Honeywell The following thermal pads are approved for use: • Eapus XR-PE 1. Remove all traces of thermal grease from the CPU using a lint-free cloth or cotton swab and Isopropyl Alcohol, Acetone (1), or other approved cleaning agent. 2.
5. Connect the fan cable.
Replacing the Mainboard 1. Connect the Bluetooth to mainboard cable. 2. Apply the adhesive tape to the Bluetooth cable. 3. Connect the power cable.
4. Place the left edge of the mainboard in first to line up the I/O ports before lowering the mainboard into the chassis. NOTE: Ensure the I/O ports are positioned correctly through the casing. 5. Secure the one (1) securing screw on the Mainboard.
6. Connect the LVDS cable to the mainboard. 7. Connect the microphone cable.
Replacing the Bluetooth Board 1. Run the Bluetooth cable along the channel as shown. 2. Connect the mainboard to Bluetooth cable. 3. Adhere the Bluetooth board to the adhesive.
Replacing the USB Board 1. Place the USB board in the device. 2. Secure the one (1) screw on the USB board. 3. Adhere the cable to the chassis as shown.
4. Connect the USB cable to the mainboard and lock the connector.
Replacing the Card Reader Board 1. Place the card reader board in the device. 2. Secure one (1) screw on the card reader board. 3. Connect the card reader cable and lock the connector.
Replacing the TouchPad Bracket 1. Replace the TouchPad bracket top edge first to engage the securing clips and press down firmly. 2. Replace the one (1) screws to secure the TouchPad Bracket to the Upper Cover. 3. Replace the TouchPad FFC and close the locking latch on the connector.
4. Replace the FFC and press down as indicated to secure it to the Upper Cover.
Replacing the Power Board 1. Place the power board in the upper cover. Ensure that the assembly fits inside the bracket securely. 2. Secure two (2) screws on the power board. 3. Pass the power board cable through the upper cover. Adhere the power board cable as shown.
Replacing the Right Speaker Module 1. Place the right speaker module in the chassis as shown. 2. Run the speaker cable along the channel. 3. Secure the two (2) securing screws on the Right Speaker Module.
Replacing the Left Speaker Module 1. Place the module right side first on the Upper Cover as shown. 2. Run the Speaker cable along the cable channel. 3. Secure two (2) screws from the left speaker module.
Replacing the Upper Cover 1. Place the Upper Cover on the Lower Cover as shown and press all sides are firmly in place. 2. Secure the seven (7) screws on the Upper Cover as shown.
3. Connect the following cables to the Mainboard. B C A D 4. Connect D as shown. Chapter 3 5. Connect C as shown.
6. Connect B as shown. 7. Connect A and lock as shown. 8. Turn the computer over. Remove the eleven (11) screws on the lower cover and four (4) screws from the battery bay.
Replacing the Keyboard 1. Connect the Keyboard FFC to the Mainboard and close the locking latch to secure the cable in place. 2. Replace the Keyboard by first lining up the bottom edge. Press down firmly to lock.
Replacing the Hard Disk Drive Module 1. Place the HDD in the HDD carrier. 2. Replace the four (4) screws (two each side) to secure the carrier. 3. Insert the HDD, as indicated and lower it into place. 4. Slide the HDD in the direction of the arrow to connect the interface.
Replacing the WLAN Module 1. Insert the WLAN Module into the WLAN socket. 2. Replace the two (2) screws to secure the module. 3. Connect the two (2) Antenna cables to the module. NOTE: The black cable connects to the upper terminal (MAIN) and the white cable to the lower terminal (MAIN).
Replacing the DIMM Modules 1. Insert the DIMM Module in place. 2. Press down to lock the DIMM module in place. 3. Repeat steps for the second DIMM module if present.
Replacing the 3G Cover 1. Line up the left edge of the 3G cover with the device, before replacing completely. 2. Replace one (1) screw on the 3G Cover.
Replacing the Logic Lower Door 1. Replace the lower cover by first lining up the top edge as shown. 2. Secure two (2) screws on the lower cover.
Replacing the ODD Module 1. Press the bezel into the tray, bottom edge first, to secure it to the ODD Module. 2. Place the bracket on the ODD module. 3. Secure the ODD bracket with the two (2) screws. 4. Push the ODD Module into the ODD bay until it is flush with the casing. Chapter 3 5. Replace the one (1) screw to secure the Module.
Replacing the SD Dummy Card 1. Insert the SD Dummy Card into the slot as shown. 134 2. Push until the card clicks into place and is flush with the casing.
Replacing the Battery 1. Slide and hold the battery release latch to the release position (1), insert the battery pack and press down (2). 2. Slide the battery lock in the direction shown to secure the battery in place.
136 Chapter 3
Chapter 4 Troubleshooting Common Problems Use the following procedure as a guide for computer problems. NOTE: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. Obtain the failing symptoms in as much detail as possible. 2. Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating the same operation. 3.
Power On Issue If the system doesn’t power on, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: Computer Shutsdown Intermittently If the system powers off at intervals, perform the following actions one at a time to correct the problem. 138 1. Check the power cable is properly connected to the computer and the electrical outlet. 2. Remove any extension cables between the computer and the outlet. 3.
No Display Issue If the Display doesn’t work, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: No POST or Video If the POST or video doesn’t display, perform the following actions one at a time to correct the problem. 1. Make sure that the internal display is selected. On this notebook model, switching between the internal display and the external display is done by pressing Fn+F5. Reference Product pages for specific model procedures. 2.
Abnormal Video Display If video displays abnormally, perform the following actions one at a time to correct the problem. 1. Reboot the computer. 2. If permanent vertical/horizontal lines or dark spots display in the same location, the LCD is faulty and should be replaced. See “Disassembly Process” on page 45. 3. If extensive pixel damage is present (different colored spots in the same locations on the screen), the LCD is faulty and should be replaced. See “Disassembly Process” on page 45. 4.
LCD Failure If the LCD fails, perform the following actions one at a time to correct the problem. Do not replace a nondefective FRUs: Built-In Keyboard Failure If the built-in Keyboard fails, perform the following actions one at a time to correct the problem.
TouchPad Failure If the TouchPad doesn’t work, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: Internal Speaker Failure If the internal Speakers fail, perform the following actions one at a time to correct the problem.
Sound Problems If sound problems are experienced, perform the following actions one at a time to correct the problem. 1. Reboot the computer. 2. Navigate to Start´ Control Panel´ System and Maintenance´ System´ Device Manager. Check the Device Manager to determine that: • The device is properly installed. • There are no red Xs or yellow exclamation marks. • There are no device conflicts. • No hardware is listed under Other Devices. 3.
HDD Not Operating Correctly If the HDD does not operate correctly, perform the following actions one at a time to correct the problem. 1. Disconnect all external devices. 2. Run a complete virus scan using up-to-date software to ensure the computer is virus free. 3. Run the Windows 7Startup Repair Utility: a. insert the Windows 7Operating System DVD in the ODD and restart the computer. b. When prompted, press any key to start to the operating system DVD. c. The Install Windows screen displays.
ODD Failure If the ODD fails, perform the following actions one at a time to correct the problem.
a. Double-click lDE ATA/ATAPI controllers. If a device displays a down arrow, right-click on the device and click Enable. b. Double-click DVD/CD-ROM drives. If the device displays a down arrow, right-click on the device and click Enable. c. Check that there are no yellow exclamation marks against the items in lDE ATA/ATAPI controllers. If a device has an exclamation mark, right-click on the device and uninstall and reinstall the driver. d.
b. Double-click IDE ATA/ATAPI controllers, then right-click ATA Device 0. c. Click Properties and select the Advanced Settings tab. Ensure that the Enable DMA box is checked and click OK. d. Repeat for the other ATA Devices shown if applicable. Drive Not Detected If Windows cannot detect the drive, perform the following actions one at a time to correct the problem. 1. Restart the computer and press F2 to enter the BIOS Utility. 2.
Wireless Function Failure If the WLAN fails, perform the following actions one at a time to correct the problem. Do not replace a nondefective FRUs: Thermal Unit Failure If the Thermal Unit fails, perform the following actions one at a time to correct the problem.
External Mouse Failure If an external Mouse fails, perform the following actions one at a time to correct the problem. 1. Try an alternative mouse. 2. If the mouse uses a wireless connection, insert new batteries and confirm there is a good connection. See the mouse user manual. 3. If the mouse uses a USB connection, try an alternate USB port. 4. Try an alternative program to verify mouse operation. Reinstall the program experiencing mouse failure. 5. Restart the computer. 6.
Intermittent Problems Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a recurring problem exists. When analyzing an intermittent problem, do the following: 1. Run the advanced diagnostic test for the system board in loop mode at least 10 times. 2. If no error is detected, do not replace any FRU. 3.
Post Codes These tables describe the POST codes and descriptions during the POST. Post Code Range Phase POST Code Range SEC 0x01 - 0x0F PEI 0x70 - 0x9F DXE 0x40 - 0x6F BDS 0x10 - 0x3F SMM 0xA0 - 0xBF S3 0xC0 - 0xCF ASL 0x51 – 0x55 0xE1 – 0xE4 PostBDS 0xF9 – 0xFE Reserved 0xD8 – 0xE0 0xE5 – 0xE8 SEC Phase POST Code Table Functionality Name (Include\ PostCode.
Functionality Name (Include\ PostCode.
Functionality Name (Include\ PostCode.
S3 Functions POST Code Table Functionality Name (Include\ PostCode.
Chapter 5 Jumper and Connector Locations Top View Item Description Item Description JLVDS1 Connect to LED / CCFL Panel SW1 / SW2 Left button / Right button JSPK1 Connect to Right Speaker LED1 / LED2 Power State Indicator JSPK2 Connect to Left Speaker LED3 / LED4 Battery Charging Indicator JKB1 Connect to Keyboard JLED1 Connect to Power board (FFC)(NEW95) JTP1 Connect to Touch pad (FFC) JLED2 Connect to Power board (FFC)(NEW75/NEW85) JUSB2 Connect to Power USB board (FFC) JP1 Con
Bottom View Item Description Item Description PJP2 Connect to Battery JHDD1 Connect to SATA HDD PJP1 DC-IN jack JODD1 Connect to SATA ODD JDIMM1 / JDIMM2 DDR3 Memory socket JFAN1 Connect to FAN JCRT1 Connect to external CRT JCPU1 CPU socket S1G4 JRJ45 RJ45 LAN U3 NB RS880M JHDMI1 HDMI connector U5 VGA JMINI1 Connect to WLAN U20 SB SB820M JUSB1 USB Connector JHP1 Connect to external SPDIF JMIC1 Connect to external microphone JBT1 Connect to BT 156 Chapter 5
USB/B Board Item Description JUSB1/JUSB2 USB Connector Power Board ITEM DESCRIPTION ITEM DESCRIPTION LED1 For NEW75 ON/OFF LED LED9 Not Use LED2 For NEW85 ON/OFF LED LED10 For NEW75 WLAN LED LED3 For NEW95 ON/OFF LED LED11 Not Use LED4 For NEW75 MEDIA LED LED12 For NEW95 WLAN LED LED5 For NEW85 MEDIA LED SW1 For NEW75 Power BTN LED6 For NEW95 MEDIA LED SW2 For NEW85 Power BTN LED7 For NEW75 WWAN LED SW3 For NEW95 Power BTN Chapter 5 157
ITEM LED8 DESCRIPTION ITEM DESCRIPTION For NEW85 WLAN LED CR/B Board 158 ITEM DESCRIPTION JREAD1 Card reader connector Chapter 5
Clearing Password Check and BIOS Recovery This section provides you with the standard operating procedures of clearing password and BIOS recovery for the Aspire 5251/5551G/5551. The machine provides one Hardware Open Gap on main board for clearing password check, and one Hotkey for enabling BIOS Recovery.
BIOS Recovery by Crisis Disk BIOS Recovery Boot Block: BIOS Recovery Boot Block is a special block of BIOS. It is used to boot up the system with minimum BIOS initialization. Users can enable this feature to restore the BIOS firmware to a successful one once the previous BIOS flashing process failed. BIOS Recovery Hotkey: The system provides a function hotkey: Fn+Esc, for enable BIOS Recovery process when system is powered on during BIOS POST.
Chapter 6 FRU (Field Replaceable Unit) List This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of Aspire 5251/5551G/5551. Refer to this chapter whenever ordering for parts to repair or for RMA (Return Merchandise Authorization). Please note that WHEN ORDERING FRU PARTS, you should check the most up-to-date information available on your regional web or channel. For whatever reasons a part number change is made, it will not be noted on the printed Service Guide.
Aspire 5251/5551G/5551 Exploded Diagrams Main Assembly 1 2 3 6 4 5 7 No.
Base Assembly 2 1 3 No.
LED Assembly 5 6 1 7 2 3 8 4 9 No.
Aspire 5251/5551G/5551 FRU List Chapter 6 165
Screw List 166 Chapter 6
Chapter 6 167
Appendix A Model Definition and Configuration Aspire 5251 Model Acer Part No RO Country Description AS52511202G25Mn LX.PWJ02.005 PA USA AS5251-1202G25Mn W7HP64ATUS1 MC UMACkk_3 2*1G/250/6L2.2/5R/ CB_bgn_1.3C_GEk_FRB5 AS52511202G16Mn LX.PWJ02.004 PA USA AS5251-1202G16Mn W7HP64ATUS1 MC UMACkk_3 2*1G/160/6L2.2/5R/ CB_bgn_1.3C_GEk_FRB1 AS52511203G16Mn LX.PWJ02.003 PA USA AS5251-1203G16Mn W7HP64ATUS1 MC UMACkk_3 2G+1G/160/6L2.2/5R/ CB_bgn_1.3C_GEk_FRB1 AS52511203G25Mn LX.PWJ02.
VGA Chip Model Acer Part No CPU LCD AS5251N122G32Mn S2.PUX0C.001 SMPN120 NLED15.6WX GAG Model Acer Part No Memory 2 Memory 3 Memory 4 AS52511202G25Mn LX.PWJ02.005 SO1GBIII10 N N N250GB5.4K S N AS52511202G16Mn LX.PWJ02.004 SO1GBIII10 N N N160GB5.4K S N AS52511203G16Mn LX.PWJ02.003 SO1GBIII10 N N N160GB5.4K S N AS52511203G25Mn LX.PWJ02.002 SO1GBIII10 N N N250GB5.4K S N AS52511202G25Mn LX.PWJ02.001 SO1GBIII10 N N N250GB5.4K S N AS52511202G25Mn S2.PWJ02.
Aspire 5551G Model Acer Part No RO Country AS5551GN834G50Mn LX.PUU02.02 1 EMEA Denmark AS5551G-N834G50Mn W7HP64ATDK2 MC MADISON_PRO1GBCsk_3V3 2*2G/500_L/ 6L2.2/5R/CB_bgn_1.3C_GEs_ENS1 AS5551GN834G50Mn LX.PUU02.02 0 EMEA Turkey AS5551G-N834G50Mn EM W7HP64EMATTR1 MC MADISON_PRO1GBCsk_3V3 2*2G/500_L/ 6L2.2/5R/CB_bgn_1.3C_GEs_TR31 AS5551GN834G50Mn LX.PUU01.00 4 EMEA Turkey AS5551G-N834G50Mn EM W7HB64EMATTR1 MC MADISON_PRO1GBCsk_3V3 2*2G/500_L/ BT/6L2.2/5R/CB_bgn_1.
Model Acer Part No AS5551GN534G50Mn LX.PUU02.00 5 AAP Australia/ New Zealand AS5551G-N534G50Mn W7HP64ATAU1 MC MADISON_PRO1GBCsk_3V3 2*2G/500_L/BT/ 6L2.2/5R/CB_bgn_1.3C_GEs_ES61 AS5551GN534G50Mn LX.PUU02.00 4 AAP Australia/ New Zealand AS5551G-N534G50Mn W7HP64ATAU1 MC MADISON_PRO1GBCsk_3V3 2*2G/500_L/ 6L2.2/5R/CB_bgn_1.3C_GEs_ES61 AS5551GN534G32Mn LX.PUU02.00 3 AAP Australia/ New Zealand AS5551G-N534G32Mn W7HP64ATAU1 MC MADISON_PRO1GBCsk_3V3 2*2G/320/6L2.2/ 5R/CB_bgn_1.
Model Acer Part No RO Country Description AS5551GP324G50Mn LX.PUS02.00 9 EMEA Spain AS5551G-P324G50Mn W7HP64ATES1 MC PARK_XT512Csk_3V3 2*2G/500_L/6L2.2/5R/ CB_bgn_1.3C_GEs_ES51 AS5551GN834G50Mn LX.PUS02.00 8 EMEA Spain AS5551G-N834G50Mn W7HP64ATES1 MC PARK_XT512Csk_3V3 2*2G/500_L/6L2.2/5R/ CB_bgn_1.3C_GEs_ES51 AS5551GN534G32Mn S2.PUS0C.00 1 WW WW AS5551G-N534G32Mn LINPUSAWW1 PARK_XT512Csk_3V3 2*2G/320/BT/6L2.2/5R/ CB_bgn_1.3C_GEs_EN11 AS5551GN834G50Mn LX.PUS02.
Model Acer Part No CPU LCD VGA Chip VRAM 1 Memory 1 AS5551GP324G50Mn LX.PUU02.016 AAP320 NLED15.6 WXGAG MADISON_PR O 1G-DDR3 (64*16*8) SO2GBIII10 AS5551GP324G32Mn LX.PUU02.015 AAP320 NLED15.6 WXGAG MADISON_PR O 1G-DDR3 (64*16*8) SO2GBIII10 AS5551GP324G50Mn LX.PUU02.012 AAP320 NLED15.6 WXGAG MADISON_PR O 1G-DDR3 (64*16*8) SO2GBIII10 AS5551GP324G32Mn LX.PUU02.010 AAP320 NLED15.6 WXGAG MADISON_PR O 1G-DDR3 (64*16*8) SO2GBIII10 AS5551GP524G64Mn LX.PUU02.009 ATP520 NLED15.
Model Acer Part No CPU LCD AS5551GP524G50Mn LX.PUS02.013 ATP520 NLED15.6 WXGAG PARK_XT 512MDDR3 (64*16*4) SO2GBIII10 AS5551GN834G32Mn LX.PUS02.012 APN830 NLED15.6 WXGAG PARK_XT 512MDDR3 (64*16*4) SO2GBIII10 AS5551GP524G50Mn LX.PUS02.011 ATP520 NLED15.6 WXGAG PARK_XT 512MDDR3 (64*16*4) SO2GBIII10 AS5551GN833G25Mi LX.PUS01.001 APN830 NLED15.6 WXGAG PARK_XT 512MDDR3 (64*16*4) SO2GBIII10 AS5551GP324G50Mn LX.PUS02.009 AAP320 NLED15.
Model Acer Part No Memory 2 Memory 3 Memory 4 HDD 1(GB) HDD 2(GB) AS5551GN832G32Mn LX.PUU01.003 N N N N320GB5.4 KS N AS5551GN834G32Mi LX.PUU01.001 SO2GBIII10 N N N320GB5.4 KS N AS5551GN832G50Mn LX.PUU01.002 N N N N500GB5.4 KS N AS5551GN834G50Mn LX.PUU02.019 SO2GBIII10 N N N500GB5.4 KS N AS5551GP524G64Mn LX.PUU02.018 SO2GBIII10 N N N640GB5.4 KS N AS5551GP324G32Mn LX.PUU02.017 SO2GBIII10 N N N320GB5.4 KS N AS5551GP324G50Mn LX.PUU02.
Model Memory 3 Memory 4 HDD 1(GB) HDD 2(GB) Acer Part No Memory 2 AS5551GP524G32Mi LX.PUS01.003 SO2GBIII10 N N N320GB5.4 KS N AS5551GP323G25Mi LX.PUS01.002 SO1GBIII10 N N N250GB5.4 KS N AS5551GN834G50Mn LX.PUS02.014 SO2GBIII10 N N N500GB5.4 KS N AS5551GP524G50Mn LX.PUS02.013 SO2GBIII10 N N N500GB5.4 KS N AS5551GN834G32Mn LX.PUS02.012 SO2GBIII10 N N N320GB5.4 KS N AS5551GP524G50Mn LX.PUS02.011 SO2GBIII10 N N N500GB5.4 KS N AS5551GN833G25Mi LX.PUS01.
Media Processor Extra SW1 Card Reader NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN LX.PUU02.019 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS5551GP524G64Mn LX.PUU02.018 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS5551GP324G32Mn LX.PUU02.017 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS5551GP324G50Mn LX.PUU02.016 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS5551GP324G32Mn LX.PUU02.
Media Processor Extra SW1 Card Reader NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN LX.PUS02.013 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS5551GN834G32Mn LX.PUS02.012 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS5551GP524G50Mn LX.PUS02.011 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS5551GN833G25Mi LX.PUS01.001 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi BG AS5551GP324G50Mn LX.PUS02.
Aspire 5551 Model Acer Part No AS5551P324G50Mn LX.PWK02.011 PA Canada AS5551-P324G50Mn W7HP64ATCA2 MC UMACkk_3 2*2G/500_L/6L2.2/5R/ CB_bgn_1.3C_GEk_FR81 AS5551P323G32Mn LX.PWK02.010 PA Chile AS5551-P323G32Mn EM W7HP64EMATCL3 MC UMACkk_3 2G+1G/ 320/6L2.2/5R/CB_bgn_1.3C_GEk_ES51 AS5551P323G32Mn LX.PWK02.009 PA ACLA-Spanish AS5551-P323G32Mn EM W7HP64EMATEA4 MC UMACkk_3 2G+1G/ 320/6L2.2/5R/CB_bgn_1.3C_GEk_EN31 AS5551P323G32Mn LX.PWK02.
Model Acer Part No RO AS5551N832G32Mn LX.PTQ02.021 TWN GCTWN AS5551-N832G32Mn W7HP64ATTW1 MC UMACsk_3 1*2G/320/BT/6L2.2/5R/ CB_bgn_1.3C_GEs_TC11 AS5551P323G25Mi LX.PTQ01.001 EME A Russia AS5551-P323G25Mi W7HB64RUATRU1 MC UMACsk_3 2G+1G/250/6L2.2/5R/ CB_bg_1.3C_GEs_RU11 AS5551P321G16Mn LX.PTQ0C.002 EME A Middle East AS5551-P321G16Mn LINPUSAME6 UMACsk_3 1*1G/160/6L2.2/5R/ CB_bgn_1.3C_GEs_EN13 AS5551P321G16Mn LX.PTQ0C.
Model Acer Part No RO AS5551N532G32Mn LX.PTQ02.004 AAP Australia/New Zealand AS5551-N532G32Mn W7HP64ATAU1 MC UMACsk_3 1*2G/320/6L2.2/5R/ CB_bgn_1.3C_GEs_ES61 AS5551N534G32Mn LX.PTQ02.003 AAP Australia/New Zealand AS5551-N534G32Mn W7HP64ATAU1 MC UMACsk_3 2*2G/320/6L2.2/5R/ CB_bgn_1.3C_GEs_ES61 AS5551N334G32Mn LX.PTQ02.002 AAP Australia/New Zealand AS5551-N334G32Mn W7HP64ATAU1 MC UMACsk_3 2*2G/320/6L2.2/5R/ CB_bgn_1.3C_GEs_ES61 AS5551N332G32Mn LX.PTQ02.
Model Acer Part No CPU AS5551N832G32Mn LX.PTQ02.021 APN830 AS5551P323G25Mi LX.PTQ01.001 AS5551P321G16Mn VGA Chip VRAM 1 NLED15.6 WXGAG UMA N SO2GBIII10 AAP320 NLED15.6 WXGAG UMA N SO2GBIII10 LX.PTQ0C.002 AAP320 NLED15.6 WXGAG UMA N SO1GBIII10 AS5551P321G16Mn LX.PTQ0C.001 AAP320 NLED15.6 WXGAG UMA N SO1GBIII10 AS5551N834G50Mn LX.PTQ02.020 APN830 NLED15.6 WXGAG UMA N SO2GBIII10 AS5551P323G32Mn LX.PTQ02.019 AAP320 NLED15.
Model Acer Part No Memory 2 AS5551P323G32Mn LX.PWK02.009 SO1GBIII10 AS5551P323G32Mn LX.PWK02.008 AS5551P323G32Mn HDD 2(GB) Memory 4 HDD 1(GB) N N N320GB5.4 KS N SO1GBIII10 N N N320GB5.4 KS N LX.PWK02.007 SO1GBIII10 N N N320GB5.4 KS N AS5551P323G32Mn LX.PWK02.006 SO1GBIII10 N N N320GB5.4 KS N AS5551P324G32Mn LX.PWK02.005 SO2GBIII10 N N N320GB5.4 KS N AS5551P524G50Mn LX.PWK02.004 SO2GBIII10 N N N500GB5.4 KS N AS5551P323G32Mn LX.PWK02.
Model Acer Part No Memory 2 AS5551N833G25Mn LX.PTQ02.016 SO1GBIII10 AS5551N834G32Mn LX.PTQ02.015 AS5551N833G32Mn Memory 3 HDD 2(GB) Memory 4 HDD 1(GB) N N N250GB5.4 KS N SO2GBIII10 N N N320GB5.4 KS N LX.PTQ02.014 SO1GBIII10 N N N320GB5.4 KS N AS5551P324G25Mn LX.PTQ02.013 SO2GBIII10 N N N250GB5.4 KS N AS5551P322G32Mn LX.PTQ02.012 N N N N320GB5.4 KS N AS5551P322G25Mn LX.PTQ02.009 N N N N250GB5.4 KS N AS5551P324G50Mn LX.PTQ02.007 SO2GBIII10 N N N500GB5.
Media Processor Extra SW1 Card Reader NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN S2.PWK02.001 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS5551P52_BR3G2 5M_brn LX.PWP01.002 NSM8XS_ BR N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS55511_BR3G25M _brn LX.PWP01.001 NSM8XS_ BR N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS55511_BR2G25M _brn S2.PWP02.001 NSM8XS_ BR N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS5551P522G25Mn LX.PTQ02.
Media Processor Extra SW1 Card Reader NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN LX.PTQ02.003 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS5551N334G32Mn LX.PTQ02.002 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN AS5551N332G32Mn LX.PTQ02.001 NSM8XS N McAfee 5 in 1-Build in 3rd WiFi 2x2 BGN Model Acer Part No AS5551N532G32Mn LX.PTQ02.
Appendix B Test Compatible Components This computer’s compatibility is tested and verified by Acer’s internal testing department. All of its system functions are tested under Windows® 7 environment. Refer to the following lists for components, adapter cards, and peripherals which have passed these tests. Regarding configuration, combination and test procedures, please refer to the Aspire 5251/5551G/5551 Compatibility Test Report released by the Acer Mobile System Testing Department.
Microsoft® Windows® 7 Environment Test Vendor Type Description Adapter 10001081 DELTA 65W Adapter DELTA 65W 19V 1.7x5.5x11 Yellow ADP-65JH DB A, LV5 LED LF 10001023 LITE-ON 65W Adapter LITE-ON 65W 19V 1.7x5.5x11 Yellow PA-165022AC LV5 LED LF 60002015 HIPRO 65W Adapter HIPRO 65W 19V 1.7x5.5x11 Yellow HPA0652R3B 1LF, LV5 LED LF 10001081 DELTA 65W_BR Adapter DELTA 65W_BR 19V 1.7x5.5x11 Yellow ADP65JH DB A, LV5 LED LF (Brazil) 10001023 LITE-ON 65W_BR Adapter LITE-ON 65W_BR 19V 1.7x5.
Vendor Type Description CPU 22554573 AMD AAN330 CPU AMD AthlonII N330 2.3G 1M 35W Dual-Core 22554573 AMD AAP320 CPU AMD AthlonII P320 2.1G 1M 25W Dual-Core 60002168 AMDISS AAP320_BR CPU AMD AthlonII P320 2.1G 1M 25W 2C (Brazil) 60002168 AMDISS AMDV120 CPU AMD - V120 2.2G 512K 25W VMV120SGR12GM 22554573 AMD APN830 CPU AMD PhenomII N830 2.1G 35W 1.5M L2, TripleCore 22554573 AMD APN930 CPU AMD PhenomII N930 2.0G 2M 35W Quad-Core 22554573 AMD ATN530 CPU AMD TurionII N530 2.
Vendor Type Description 60002215 SAMSUNG N250GB5.4KS_BR HDD SAMSUNG 2.5" 5400rpm 250GB M7, HM250HI SATA LF F/W:2AC101-C4 (Brazil) 60002215 SAMSUNG N250GB5.4KS_BR HDD SAMSUNG 2.5" 5400rpm 250GB HM251HI, M7E, 320G/P SATA 8MB LF F/W:2AJ0002 60002036 SEAGATE N320GB5.4KS HDD SEAGATE 2.5" 5400rpm 320GB ST9320325AS Wyatt SATA LF F/W:0001SDM1 60002036 SEAGATE N320GB5.4KS HDD SEAGATE 2.
Vendor Type Description 10001038 CMO NLED15.6WXGAG LED LCD CMO 15.6"W WXGA Glare N156B6-L0B LF 220nit 8ms 650:1 10001022 INNOLUX NLED15.6WXGAG LED LCD INNOLUX 15.6"W WXGA Glare BT156GW01 V2 LF 220nit 8ms 600:1 60003316 AUO NLED15.6WXGAG_B R LED LCD AUO 15.6"W WXGA Glare B156XW02 V2 LF 200nit 8ms 500:1 (Brazil) (power saving) 60002215 SAMSUNG NLED15.6WXGAG_B R LED LCD SAMSUNG 15.
Vendor Type Description 60002045 HYNIX SO2GBIII13_BR Memory HYNIX SO-DIMM DDRIII 1333 2GB HMT125S6TFR8C-H9 LF 128*8 0.055um (Brazil) 60004668 ELPIDA SO4GBIII10 Memory NONE SO-DIMM DDRIII 1066 4GB dummy P/N LF 610105 HLDS NBDCB4XS ODD HLDS BD COMBO 12.7mm Tray DL 4X CT21N LF W/O bezel 1.00 SATA (HF + Windows 7) 10001063 SONY NBDCB4XS ODD SONY BD COMBO 12.7mm Tray DL 4X BC5500H LF W/O bezel SATA (HF + Windows 7) 10001070 PHILIPS NBDCB4XS ODD PLDS BD COMBO 12.
Vendor Type Description WiFi Antenna 10000105 WNC PIFA PIFA ALC272X Realtek Audio Codec ALC272X 10000981 MISC Black IMR Black IMR 10000981 MISC Silver IMR A cover Silver IMR (Mat+Pattern) 9999995 ONE TIME VENDER Mirror Mirror 9999995 ONE TIME VENDER Mirror w/Camera Mirror w/Camera 23707801 FOXCONN TW BT 2.1 Foxconn Bluetooth BRM 2046 BT2.1 (T60H928.33) f/ w:861 23707801 FOXCONN TW BT 2.1 Foxconn Bluetooth ATH AR3011 23707801 FOXCONN TW BT 2.1 Foxconn Bluetooth BRM 2070 (T77H114.
Vendor 194 Type Description 23707801 FOXCONN TW 3rd WiFi BG Foxconn Wireless LAN Broadcom 4312H BG (HM) 23707801 FOXCONN TW 3rd WiFi BG Foxconn Wirelss LAN Atheros HB95BG (HM) T77H121.
Appendix C Online Support Information This section describes online technical support services available to help you repair your Acer Systems. If you are a distributor, dealer, ASP or TPM, please refer your technical queries to your local Acer branch office. Acer Branch Offices and Regional Business Units may access our website. However some information sources will require a user i.d. and password. These can be obtained directly from Acer CSD Taiwan.
196 Appendix C
Index A display hotkeys AFLASH Utility 33 E Antennas Removing 94, Replacing 98 13 96 EasyTouch Failure External Module Disassembly B Flowchart 46 F Battery 135 Replacing Features 1 Battery Pack Removing Flash Utility 47 33 FPC Cable BIOS Removing ROM type 16 vendor 16 25–33 Advanced 28 Boot 31 Exit 32 Navigating 25 BIOS Utility 155 161 H Hard Disk Drive Removing 56 Replacing 128 HDTV Switch Failure 149 Hibernation mode 13 Hot Keys 11 hotkey Board Layout Top View 91 FRU (Fi
LCD Brackets Power On Failure Removing 91 Replacing 100 R LCD Cable Replacing 100 LCD Failure 141 Right Speaker Module Replacing Flowchart 121, 123 Removing 67 Replacing 121 LCD Module Disassembly 84 LCD Module Reassembly Procedure 98 S SD Dummy Card LCD Panel Removing 48 Replacing 134 Removing 90 Replacing 100 121, 123 Removing 65, 67 Speakers Left Speaker Module Removing 65 Replacing 123 System Block Diagram M Flowchart 5 T Main Unit Disassembly 58 Test Compatible Components
Removing 61 Replacing 124 utility BIOS 25–33 W Windows 2000 Environment Test 188 Wireless Function Failure 148 WLAN Module Removing 54 Replacing 129 199
200
