User's Manual
Table Of Contents
- System Specifications
- System Utilities
- Machine Disassembly and Replacement
- Disassembly Requirements
- General Information
- External Module Disassembly Process
- Main Unit Disassembly Process
- Main Unit Disassembly Flowchart
- Removing the Hinge Covers
- Removing the Switch Cover
- Removing the Keyboard
- Removing the Speaker Module
- Removing the LCD Module
- Removing the Upper Cover
- Removing the Finger Print Reader
- Removing the TouchPad Bracket
- Removing the RTC Battery
- Removing the Bluetooth Module
- Removing the USB Board
- Removing the Modem Module
- Removing the Mainboard
- Removing the RJ-11 Port
- Removing the Thermal Module
- Removing the CPU
- LCD Module Disassembly Process
- LCD Module Reassembly Procedure
- Main Module Reassembly Procedure
- Replacing the CPU
- Replacing the Thermal Module
- Replacing the RJ-11 Port
- Replacing the Mainboard
- Removing the RTC Battery
- Replacing the USB Board
- Replacing the Bluetooth Board
- Replacing the Modem Module
- Replacing the TouchPad Bracket
- Replacing the Finger Print Reader
- Replacing the Upper Cover
- Replacing the LCD Module
- Replacing the Speaker Module
- Replacing the Keyboard
- Replacing the Switch Cover
- Replacing the Hinge Covers
- External Module Reassembly Process
- Troubleshooting
- Common Problems
- Power On Issue
- No Display Issue
- Random Loss of BIOS Settings
- LCD Failure
- Built-In Keyboard Failure
- Touchpad Failure
- Internal Speaker Failure
- Internal Microphone Failure
- HDD Not Operating Correctly
- ODD Failure
- USB Failure (Rightside)
- Modem Function Failure
- Wireless Function Failure
- Bluetooth Function Failure
- EasyTouch Button Failure
- Media Board Failure
- Fingerprint Reader Failure
- Thermal Unit Failure
- External Mouse Failure
- Other Failures
- Intermittent Problems
- Undetermined Problems
- POST Codes Tables
- Common Problems
- Jumper and Connector Locations
- FRU (Field Replaceable Unit) List
- Model Definition and Configuration
- Test Compatible Components
- Online Support Information
- Index
Appendix A 180
Model Definition and Configuration
Aspire 4540/4240 Series
Model RO Country Acer Part No Description
AS4240-
122G25Mn
WW WW S2.PJE02.001 AS4240-122G25Mn W7HP64AWW1
MC UMACbk 2*1G/250/BT/6L2.2/5R/
CB_bgn_0.3D_HG_ES62
AS4240-
121G32Mn
AAP Thailand LX.PJE0C.001 AS4240-121G32Mn LINPUSATH1
UMACbk 1*1G/320/BT/6L2.2/5R/
CB_bgn_0.3D_HG_TH51
AS4240-
101G32Mn
AAP Thailand LX.PJE0C.002 AS4240-101G32Mn LINPUSATH1
UMACbk 1*1G/320/BT/6L2.2/5R/
CB_bgn_0.3D_HG_TH51
AS4240-
121G25Mn
AAP Thailand LX.PJE0C.003 AS4240-121G25Mn LINPUSATH1
UMACbk 1*1G/250/BT/6L2.2/5R/
CB_bgn_0.3D_HG_TH51
AS4240-
101G25Mn
AAP Thailand LX.PJE0C.004 AS4240-101G25Mn LINPUSATH1
UMACbk 1*1G/250/BT/6L2.2/5R/
CB_bgn_0.3D_HG_TH51
AS4540-
322G32Mn
AAP Singapore LX.PFP0X.003 AS4540-322G32Mn VHP32ATSG1
MC UMACFbk 1*2G/320/BT/6L2.2/5R/
CB_bgn_FP_0.3D_HG_EN12
AS4540-
302G32Mn
AAP India LX.PFP0X.001 AS4540-302G32Mn VHP32ATIN1 MC
UMACFbk 1*2G/320/BT/6L2.2/5R/
CB_bgn_FP_0.3D_HG_EN12
AS4540-
302G32Mn
AAP Singapore LX.PFP0X.002 AS4540-302G32Mn VHP32ATSG1
MC UMACFbk 1*2G/320/BT/6L2.2/5R/
CB_bgn_FP_0.3D_HG_EN12
AS4540-
302G32Mn
AAP India LX.PFP0Y.001 AS4540-302G32Mn VHB32ATIN1 MC
UMACFbk 1*2G/320/BT/6L2.2/5R/
CB_bgn_FP_0.3D_HG_EN12
AS4540-
302G32Mn
AAP Thailand LX.PFP0C.025 AS4540-302G32Mn LINPUSATH1
UMACFbk 1*2G/320/BT/6L2.2/5R/
CB_bgn_FP_0.3D_HG_TH51
AS4540-
302G32Mn
AAP India LX.PFP0C.024 AS4540-302G32Mn LINPUSAIN1
UMACFbk 1*2G/320/BT/6L2.2/5R/
CB_bgn_FP_0.3D_HG_EN11
AS4540-
301G32Mn
AAP Thailand LX.PFP0C.023 AS4540-301G32Mn LINPUSATH1
UMACFbk 1*1G/320/BT/6L2.2/5R/
CB_bgn_FP_0.3D_HG_TH51
AS4540-
322G32Mn
AAP Singapore LX.PFP02.012 AS4540-322G32Mn W7HP64ATSG1
MC UMACFbk 1*2G/320/BT/6L2.2/5R/
CB_bgn_FP_0.3D_HG_ES61
AS4540-
302G32Mn
AAP Singapore LX.PFP02.011 AS4540-302G32Mn W7HP64ATSG1
MC UMACFbk 1*2G/320/BT/6L2.2/5R/
CB_bgn_FP_0.3D_HG_ES61
Appendix A