Dell™ Inspiron™ N5110 Service Manual Regulatory model: P17F Regulatory type: P17F001
Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. ____________________ Information in this document is subject to change without notice. © 2011 Dell Inc. All rights reserved.
Contents 1 Before You Begin . . . . . . . . . . . . . . . . . . . . 9 Recommended Tools . . . . . . . . . . . . . . . . . . . . 9 Turning Off Your Computer . . . . . . . . . . . . . . . . . Before Working Inside Your Computer 2 3 4 5 Top Cover . 9 . . . . . . . . . 10 . . . . . . . . . . . . . . . . . . . . . . . . 13 Removing the Top Cover . . . . . . . . . . . . . . . . . 13 Replacing the Top Cover . . . . . . . . . . . . . . . . . 14 . . . . . . . . . . . . . . . . . . . . . . .
Replacing the Memory Module(s) . 6 7 8 Optical Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Replacing the Optical Drive . . . . . . . . . . . . . . . 24 Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Replacing the Keyboard . . . . . . . . . . . . . . . . . 29 Palm-Rest Assembly . . . . . . . . . . . . . . . Wireless Mini-Card(s) . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Removing the Display Bezel . . . . . . . . . . . . 44 Replacing the Display Bezel . . . . . . . . . . . . 45 . . . . . . . . . . . . . . . . . . . . . . 46 Display Panel Removing the Display Panel . . . . . . . . . . . . 46 Replacing the Display Panel . . . . . . . . . . . . 47 . . . . . . . . . . . . . . . . . . . . . . 48 Display Cable Removing the Display Cable . . . . . . . . . . . . 48 Replacing the Display Cable . . . . . . . . . . . . 49 . . . . . . . . . . . . . . . . .
14 System Board . . . . . . . . . . . . . . . . . . . . . Removing the System Board . . . . . . . . . . . . . . . 65 Replacing the System Board . . . . . . . . . . . . . . . 66 Entering the Service Tag in the BIOS 15 Speakers 68 69 Removing the Speakers . . . . . . . . . . . . . . . . . 69 Replacing the Speakers . . . . . . . . . . . . . . . . . 70 . . . . . . . . . . . . . . . . . . . . . . . 71 Removing the Hard Drive . . . . . . . . . . . . . . . . 71 Replacing the Hard Drive . .
19 I/O Board . . . . . . . . . . . . . . . . . . . . . . . . . Removing the I/O Board . . . . . . . . . . . . . . . . . 83 . . . . . . . . . . . . . . . . 84 . . . . . . . . . . . . . . . . . . 85 Replacing the I/O Board . 20 VGA/Power Board 83 Removing the VGA/Power Board . . . . . . . . . . . . 85 Replacing the VGA/Power Board . . . . . . . . . . . . 86 . . . . . . . . . . . . . . . . . .
Contents
1 Before You Begin This manual provides procedures for removing and installing components in your computer. Unless otherwise noted, each procedure assumes that the following conditions exist: • You have performed the steps in "Turning Off Your Computer" on page 9 and "Before Working Inside Your Computer" on page 10. • You have read the safety information that shipped with your computer.
Before Working Inside Your Computer Use the following safety guidelines to help protect your computer from potential damage and to help to ensure your own personal safety. WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
CAUTION: To help prevent damage to the system board, remove the main battery (see "Removing the Battery" on page 15) before working inside the computer. 7 Remove the battery (see "Removing the Battery" on page 15). 8 Turn the computer top-side up, open the display, and press the power button to ground the system board.
Before You Begin
2 Top Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
1 2 1 top cover 2 release button Replacing the Top Cover 1 Follow the instructions in "Before You Begin" on page 9. NOTE: Ensure that the DELL logo is facing towards the back of the computer while replacing the top cover. 2 Align the top cover to the display back cover. 3 Slide the top cover until it clicks into place. Ensure that there are no gaps between the top cover and display back cover.
3 Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
3 2 1 1 battery release latch 3 battery lock latch 2 battery Replacing the Battery 1 Follow the instructions in "Before You Begin" on page 9. 2 Slide the battery into the battery bay until it clicks into place. 3 Slide the battery lock latch to the lock position.
4 Module Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell™ is not covered by your warranty.
3 2 1 1 tabs 3 captive screw 2 module cover Replacing the Module Cover CAUTION: To avoid damage to the computer, use only the battery designed for this particular Dell computer. 1 Follow the instructions in "Before You Begin" on page 9. 2 Align the tabs on the module cover with the slots on the computer base and snap the module cover into place. 3 Tighten the captive screw that secures the module cover to the computer base. 4 Replace the battery (see "Replacing the Battery" on page 16).
5 Memory Module(s) WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
1 3 2 1 memory-module connector 3 memory module 2 securing clips (2) Replacing the Memory Module(s) CAUTION: If you need to install memory modules in two connectors, install a memory module in the connector labeled “DIMM A” before you install a memory module in the connector labeled “DIMM B.” 1 Follow the instructions in "Before You Begin" on page 9. 2 Align the notch in the memory module with the tab in the memory-module connector.
2 1 1 tab 2 notch 4 Replace the module cover (see "Replacing the Module Cover" on page 18). 5 Replace the battery (see "Replacing the Battery" on page 16), or connect the AC adapter to your computer and an electrical outlet. CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer. 6 Turn on the computer.
Memory
6 Optical Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
2 1 1 optical-drive assembly 2 plastic scribe Replacing the Optical Drive 1 Follow the instructions in "Before You Begin" on page 9. 2 Slide the optical-drive assembly into the optical-drive bay until it is fully seated. 3 Replace the module cover (see "Replacing the Module Cover" on page 18). 4 Replace the battery (see "Replacing the Battery" on page 16). CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer.
Optical Drive 25
Optical Drive
7 Keyboard WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
1 2 1 plastic scribe 2 keyboard CAUTION: The keycaps on the keyboard are fragile, easily dislodged, and time-consuming to replace. Be careful when removing and handling the keyboard. CAUTION: Be extremely careful when removing and handling the keyboard. Failure to do so could result in scratching the display panel. 6 Carefully turn the keyboard over and place it on the palm rest assembly.
1 2 1 keyboard cable 2 keyboard-cable connector Replacing the Keyboard 1 Follow the instructions in "Before You Begin" on page 9. 2 Slide the keyboard cable into the connector on the system board and press down on the connector latch to secure the cable. 3 Slide the tabs on the keyboard into the slots on the palm-rest assembly and lower the keyboard into place. 4 Gently press around the edges of the keyboard and slide it upwards to secure the keyboard under the tabs on the palm rest.
6 Replace the battery (see "Replacing the Battery" on page 16).
8 Palm-Rest Assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
4 Turn the computer over and open the display as far as possible. 5 Remove the keyboard (see "Removing the Keyboard" on page 27). 6 Remove the four screws on the palm-rest assembly. CAUTION: Pull on the plastic tab on top of the connectors to avoid damaging the connectors. 7 Disconnect the power-button board cable, touch-pad cable, and hot-key board cable from the connectors on the system board.
4 3 1 2 1 power-button board cable 2 touch-pad cable 3 screws (4) 4 hot-key board cable CAUTION: Carefully separate the palm rest from the computer base to avoid damage to the palm rest. 8 Using a plastic scribe, carefully pry out the palm-rest assembly along the rear edge and then ease the palm-rest assembly from the computer base 9 Lift the palm-rest assembly off the computer base.
1 2 1 plastic scribe 2 palm-rest assembly Replacing the Palm-Rest Assembly 1 Follow the instructions in "Before You Begin" on page 9. 2 Align the tabs on the palm rest assembly with the slots on the computer base and gently snap the palm rest assembly in place. 3 Slide the touch-pad cable, power-button board cable, and hot-key board cable into the connectors on the system board and press down on the connector latches to secure them. 4 Replace the four screws on the palm-rest assembly.
6 Close the display and turn the computer over. 7 Replace the six screws that secure the palm-rest assembly to the computer base. 8 Replace the battery (see "Replacing the Battery" on page 16). CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.
Palm-Rest Assembly
Wireless Mini-Card(s) 9 WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
b Disconnect the antenna cables from the Mini-Card. c Remove the screw that secures the Mini-Card to the system board. d Lift the Mini-Card out of the system-board connector. 4 If you are removing the WLAN Mini-Card: a Follow the instructions from step 3 to step 9 in "Removing the Palm-Rest Assembly" on page 31. b Disconnect the antenna cables from the Mini-Card. c Remove the screw that secures the Mini-Card to the system board. d Lift the Mini-Card out of the system-board connector.
Replacing the Mini-Card(s) 1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the new Mini-Card from its packaging. CAUTION: Use firm and even pressure to slide the card into place. If you use excessive force, you may damage the connector. CAUTION: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors on the card and on the system board, and realign the card. CAUTION: To avoid damage to the Mini-Card, never place cables under the card.
Follow the instructions from step 4 to step 8 in "Replacing the Palm-Rest Assembly" on page 34. 8 Replace the battery (see "Replacing the Battery" on page 16). CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer. 9 Install the drivers and utilities for your computer, as required.
Display 10 WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
4 Follow the instructions from step 3 to step 9 in "Removing the Palm-Rest Assembly" on page 31. 5 Disconnect the display cable and touch-screen cable from the system-board connectors. NOTE: The touch-screen board is optional and may not be present in your computer. 6 Disconnect the Mini-Card antenna cables from the connectors on the Mini-Card(s) (see "Removing the Mini-Card(s)" on page 37). 7 Note the routing of the Mini-Card antenna cables and remove the cables from the routing guides.
1 2 4 3 1 display assembly 2 screws (4) 3 display-cable connector 4 Mini-Card antenna cables (2) Replacing the Display Assembly 1 Follow the instructions in "Before You Begin" on page 9. 2 Place the display assembly in position and replace the four screws that secure the display assembly to the computer base. 3 Route the Mini-Card antenna cables through the routing guides. 4 Connect the Mini-Card antenna cables to the Mini-Card(s) (see "Replacing the Mini-Card(s)" on page 39).
5 Connect the display cable and touch-screen cable to the connectors on the system board. 6 Follow the instructions from step 2 to step 7 in "Replacing the Palm-Rest Assembly" on page 34. 7 Replace the two screws that secure the display assembly to the computer base. 8 Replace the battery (see "Replacing the Battery" on page 16). CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.
1 1 display bezel Replacing the Display Bezel 1 Follow the instructions in "Before You Begin" on page 9. 2 Realign the display bezel over the display panel and gently snap it into place. 3 Replace the display assembly (see "Replacing the Display Assembly" on page 43). 4 Replace the top cover (see "Replacing the Top Cover" on page 14). CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer.
Display Panel Removing the Display Panel 1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the display assembly (see "Removing the Display Assembly" on page 41). 3 Remove the display bezel (see "Removing the Display Bezel" on page 44). 4 Disconnect the camera cable from the connector on the camera module. 1 1 camera module 5 Remove the eight screws that secure the display panel to the display back cover. 6 Lift the display panel off the display back cover.
1 2 3 1 display back cover 3 screws (8) 2 display panel 7 Make a note of the display cable and Mini-Card antenna cables routing and remove them from the routing guides on the display back cover. 8 Turn the display panel over and place it on a clean surface. 9 Remove the display cable (see "Removing the Display Cable" on page 48). 10 Remove the display-panel brackets (see "Removing the Display-Panel Brackets" on page 50).
6 Align the screw holes on the display panel with the screw holes on the display back cover and replace the eight screws. 7 Replace the display bezel (see "Replacing the Display Bezel" on page 45). 8 Replace the display assembly (see "Replacing the Display Assembly" on page 43). CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.
1 2 1 display cable 2 tape Replacing the Display Cable 1 Follow the instructions in "Before You Begin" on page 9. 2 Connect the display cable to the display-board connector and secure it with the tape. 3 Replace the display panel (see "Replacing the Display Panel" on page 47). 4 Replace the display bezel (see "Replacing the Display Bezel" on page 45). 5 Replace the display assembly (see "Replacing the Display Assembly" on page 43).
Display-Panel Brackets Removing the Display-Panel Brackets 1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the display assembly (see "Removing the Display Assembly" on page 41). 3 Remove the display bezel (see "Removing the Display Bezel" on page 44). 4 Remove the display panel (see "Removing the Display Panel" on page 46). 5 Remove the four screws (two on each side) that secure the display-panel brackets to the display panel.
2 Align the screw holes on the display-panel bracket with the screw holes on the display panel and replace the four screws (two on each side). 3 Replace the display panel (see "Replacing the Display Panel" on page 47). 4 Replace the display bezel (see "Replacing the Display Bezel" on page 45). 5 Replace the display assembly (see "Replacing the Display Assembly" on page 43). CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer.
Display
11 Hinge Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
2 1 1 screws (4) 2 tabs (7) 6 Lift the hinge cover off the computer base.
1 Hinge Cover Replacing the Hinge Cover 1 Follow the instructions in "Before You Begin" on page 9. 2 Align the seven tabs on the hinge cover with the slots on the computer base and snap the hinge cover into place. 3 Replace the four screws that secure the hinge cover to the computer base. 4 Replace the display assembly (see "Replacing the Display Assembly" on page 43). 5 Replace the battery (see "Replacing the Battery" on page 16).
Hinge Cover
12 Camera Module WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
2 1 1 camera module cable connector 2 camera module Replacing the Camera Module 1 Follow the instructions in "Before You Begin" on page 9. 2 Use the alignment posts on the display back cover to place the camera module in position and adhere it in place. 3 Replace the display panel (see "Replacing the Display Panel" on page 47). 4 Replace the display bezel (see "Replacing the Display Bezel" on page 45). 5 Replace the display assembly (see "Replacing the Display Assembly" on page 43).
Camera Module 59
Camera Module
13 Coin-Cell Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
1 2 1 plastic scribe 2 coin-cell battery Replacing the Coin-Cell Battery 1 Follow the instructions in "Before You Begin" on page 9. 2 With the positive side up, snap the coin-cell battery into the battery socket on the system board. 3 Follow the instructions from step 2 to step 7 in "Replacing the Palm-Rest Assembly" on page 34. 4 Replace the battery (see "Replacing the Battery" on page 16).
CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.
Coin-Cell Battery
14 System Board WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
10 Disconnect the speaker cable from the connector on the system board. 11 Remove the five screws that secure the system board to the computer base. 1 3 2 1 screws (5) 3 speakers cable connector 2 system board 12 Lift the system board assembly to disconnect the connector on the system board from the connector on the I/O board. 13 Turn the system board assembly over. 14 Follow the instructions from step 3 to step 5 in "Removing the Hard Drive" on page 71.
Replacing the System Board 1 Follow the instructions in "Before You Begin" on page 9. 2 Replace the processor module (see "Replacing the Processor Module" on page 80). 3 Replace the thermal cooling assembly (see "Replacing the Thermal-Cooling Assembly" on page 76). 4 Follow the instructions from step 5 to step 7 in "Replacing the Hard Drive" on page 73. 5 Turn the system board assembly over. 6 Slide the connectors on the system board into the slots on the computer base.
18 Enter the service tag (see "Entering the Service Tag in the BIOS" on page 68). Entering the Service Tag in the BIOS 1 Ensure that the AC adapter is plugged in and that the main battery is installed properly. 2 Turn on the computer. 3 Press during POST to enter the system setup program. 4 Navigate to the security tab and enter the service tag in the Set Service Tag field.
15 Speakers WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as a connector on your computer).
2 1 1 speakers (2) 2 speaker cable Replacing the Speakers 1 Follow the instructions in "Before You Begin" on page 9. 2 Place the speakers on the computer base and route the speaker cable through the routing guides. 3 Follow the instructions from step 2 to step 17 in "Replacing the System Board" on page 67. CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.
16 Hard Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. WARNING: If you remove the hard drive from the computer when the drive is hot, do not touch the metal housing of the hard drive. CAUTION: Only a certified service technician should perform repairs on your computer.
4 Slide the hard-drive assembly to disconnect it from the system-board connector. 5 Lift the hard-drive assembly off the system board. 2 1 1 hard-drive assembly 2 screws (2) 6 Remove the four screws that secure the hard drive to the hard-drive bracket. 7 Lift the hard drive away from the hard-drive bracket.
2 1 1 screws (4) 2 hard-drive bracket Replacing the Hard Drive 1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the new hard drive from its packaging. Save the original packaging for storing or shipping the hard drive. 3 Place the hard drive in the hard-drive bracket. 4 Replace the four screws that secure the hard drive to the hard-drive bracket. 5 Place the hard-drive assembly on the system board. 6 Slide the hard-drive assembly to connect it to the system-board connector.
CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.
Thermal-Cooling Assembly 17 WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
4 3 2 1 1 captive screws (5) 2 system board 3 thermal-cooling assembly 4 fan cable Replacing the Thermal-Cooling Assembly 1 Follow the instructions in "Before You Begin" on page 9. 2 Align the screw holes on the thermal-cooling assembly with the screw holes on the system board. 3 Tighten the five screws that secure the thermal-cooling assembly to the system board. 4 Connect the fan cable to the connector on the system board.
CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.
Thermal-Cooling Assembly
18 Processor Module WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
4 1 2 3 1 ZIF socket 2 processor module 3 pin-1 corner 4 ZIF-socket cam screw Replacing the Processor Module 1 Follow the instructions in "Before You Begin" on page 9. NOTE: If a new processor is installed, you will receive a new thermal-cooling assembly, which will include an affixed thermal pad, or you will receive a new thermal pad along with documentation to illustrate proper installation.
When the processor module is properly seated, all four corners are aligned at the same height. If one or more corners of the module are higher than the others, the module is not seated properly. CAUTION: To avoid damage to the processor, hold the screwdriver perpendicular to the processor when turning the cam screw. 3 Tighten the ZIF socket by turning the cam screw clockwise to secure the processor module to the system board.
Processor Module
19 I/O Board WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface. CAUTION: Only a certified service technician should perform repairs on your computer.
1 2 1 screws (2) 2 I/O board Replacing the I/O Board 1 Slide the connectors on the I/O board into the slots on the computer base and place the I/O board on the computer base. 2 Replace the two screws that secure the I/O board to the computer base. 3 Replace the Mini-Card(s) (see "Replacing the Mini-Card(s)" on page 39). 4 Replace the hinge cover (see "Replacing the Hinge Cover" on page 55). 5 Follow the instructions from step 6 to step 16 in "Replacing the System Board" on page 67.
20 VGA/Power Board WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.
1 1 VGA/Power Board Replacing the VGA/Power Board 1 Follow the instructions in "Before You Begin" on page 9. 2 Align the connectors on the VGA/Power board with the slots on the base cover and place it on the base cover. 3 Replace the hinge cover (see "Replacing the Hinge Cover" on page 55). 4 Follow the instructions from step 6 to step 17 in "Replacing the System Board" on page 67. 5 Replace the display assembly (see "Replacing the Display Assembly" on page 43).
VGA/Power Board 87
VGA/Power Board
21 Flashing the BIOS The BIOS may require flashing when an update is available or when replacing the system board. To flash the BIOS: 1 Turn on the computer. 2 Go to support.dell.com/support/downloads. 3 Locate the BIOS update file for your computer: NOTE: The Service Tag for your computer is located on a label at the bottom of your computer. If you have your computer’s Service Tag: a Click Enter a Tag.
8 Double-click the file icon on the desktop and follow the instructions on the screen.
