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224 pages
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Troubleshooting
Specs
System Block Diagram
Bluetooth
Password
Euro symbol
Wireless Function Failure
Dimension
Savememoryconfig
Common Problems
Page 220
Image 220
210
Appendix B
Page 219
Page 221
Page 220
Image 220
Page 219
Page 221
Contents
Aspire 4540/4240 Series Service Guide
Revision History
Copyright
III
Conventions
Preface
Page
Table of Contents
Troubleshooting 137
Viii
Aspire 4540/4240 Series
Microsoft Windows 7 Environment Test
Table of Contents
Features
Chapter
Dimensions and Weight
Power subsystem
Communication
Privacy control
Environment
System Block Diagram
Icon Description
Your Acer Notebook tour
HDD
Closed Front View
Left View
Hdmi
Right View
Bottom View
Icon Function Description
Touchpad Basics with fingerprint reader
Function Left Button Right Button Main touchpad
Using the Keyboard
Desired access Num Lock on Num Lock off
Lock key Description
Fn + F11
Windows Keys
Key Description
Euro symbol
Using the System Utilities
US dollar sign
Acer GridVista dual-display compatible
Hardware Specifications and Configurations
Processor Specification
Processor Specifications
System Board Major Chips Specifications
Smbios
1MB
System Memory Specifications
Memory Combinations Slot Total Memory
Hard Disk Drive Interface Specifications
RPM
Rate Mbytes/sec Max DC Power Requirements Voltage
Super-Multi Combo Module Specification
LCD Specification
VGA Graphic Controller Specification
Keyboard Specification
Audio Interface Specification
Bluetooth Specification
Finger Print Reader Specification
Battery
Pifa
Sony AS-2007A
Bios Setup Utility
Navigating the Bios Utility
Information
Parameter Description
Enables or disables the Press F12 to display boot
Disabled
Main
IDE Ahci
Disabled or
Security
Parameter Description Option
Clear or Set
Setting a Password
Removing a Password
Changing a Password
Enter New Password
Boot
USB CD/DVD ROM
Exit
Cmos
Bios Flash Utilities
DOS Flash Utility
Flash process begins as shown
WinFlash Utility
Progress screen displays Chapter
Remove HDD/BIOS Password Utilities
Remove HDD Password
Removing Bios Passwords
Cleaning Bios Passwords
Using DMITools
Using Boot Sequence Selector
Miscellaneous Utilities
Using the LAN MAC Eeprom Utility
DOS mode, run the MAC.BAT file to write MAC values to eeprom
Machine Disassembly and Replacement
Disassembly Requirements
Pre-disassembly Instructions
Disassembly Process
General Information
Main Screw List Description Quantity Acer P/N
External Modules Disassembly Flowchart
External Module Disassembly Process
Screw List Step Quantity
Removing the Battery Pack
Removing the SD Dummy Card
Removing the Lower Covers
Dimm
Remove the HDD Cover as shown Chapter
Removing the Wlan Module
Step Size Quantity Screw Type Wlan Module M2*3
Removing the Dimm Modules
Removing the Hard Disk Drive Module
Step Size Quantity Screw Type HDD Carrier M3*3
Removing the Optical Disk Drive Module
Step Size Quantity Screw Type ODD Module M2.5*5
Step Size Quantity Screw Type ODD Bracket M2*3
Main Unit Disassembly Process
Main Unit Disassembly Flowchart
Removing the Hinge Covers
Step Size Quantity Screw Type Hinge Covers M2*3
Removing the Switch Cover
Step Size Quantity Screw Type
Chapter
Removing the Keyboard
Removing the Speaker Module
Step Size Quantity Screw Type Speaker Module M2.5*3
Page
Removing the LCD Module
Step Size Quantity Screw Type LCD Module M2.5*5
Page
Chapter
Remove the two securing screws from the left LCD hinge
Remove the two securing screws from the right LCD hinge
Removing the Upper Cover
Chapter
Page
Removing the Finger Print Reader
Page
Removing the TouchPad Bracket
Remove the two screws from the TouchPad Bracket
Removing the RTC Battery
Removing the Bluetooth Module
Bluetooth Module
Removing the USB Board
Step Size Quantity Screw Type USB Board M2.5*3
Removing the Modem Module
Step Size Quantity Screw Type Modem Module M2*3
Page
Removing the Mainboard
Step Size Quantity Screw Type Mainboard M2.5*3
Removing the RJ-11 Port
Chapter
Removing the Thermal Module
Step Size Quantity Screw Type Thermal Module 5*3.2
Chapter
Removing the CPU
LCD Module Disassembly Process
LCD Module Disassembly Flowchart
Removing the LCD Bezel
Step Size Quantity Screw Type LCD Bezel M2.5*5
Lift the bezel away from the panel
Removing the Camera Module
Step Size Quantity Screw Type Camera Module M2.5*3
Removing the LCD Panel
Lift the LCD Panel out of the casing as shown Chapter
Removing the LCD Brackets and FPC Cable
Removing the Antennas
Removing the MIC Module
Replacing the MIC Module
LCD Module Reassembly Procedure
Replacing the Antennas
Chapter
Page
Replacing the LCD Panel
Page
Replacing the Camera Module
Replacing the LCD Bezel
Main Module Reassembly Procedure
Replacing the CPU
Replacing the Thermal Module
Connect fan cable to the mainboard as shown
Replacing the RJ-11 Port
Replacing the Mainboard
Insert the single securing screw
Replacing the USB Board
Replacing the Bluetooth Board
110 Chapter
Replacing the Modem Module
Replacing the TouchPad Bracket
Page
Replacing the Finger Print Reader
Replace the single securing screw Chapter 115
Replacing the Upper Cover
Page
Replace the two securing screws in the Upper Cover
Replacing the LCD Module
Reconnect the Microphone cable to the Mainboard as shown
Page
122 Chapter
Replacing the Speaker Module
Replacing the Keyboard
Page
Replacing the Switch Cover
Step Size Quantity Screw Type
Replacing the Hinge Covers
External Module Reassembly Process
Replacing the ODD Module
Replacing the Hard Disk Drive Module
Replace the four securing screws two each side
Replacing the Dimm Modules
Replacing the Wlan Module
Replace the two screws to secure the module
Replacing the Lower Covers
Replacing the SD Dummy Card
Replacing the Battery
136 Chapter
Common Problems
Symptoms Verified Go To
Power On Issue
Computer Shutsdown Intermittently
No Display Issue
No Post or Video
Random Loss of Bios Settings
Abnormal Video Display
LCD Failure
Built-In Keyboard Failure
Touchpad Failure
Internal Speaker Failure
Sound Problems
Select Set up microphone
Microphone Problems
Internal Microphone Failure
Select Repair your computer
HDD Not Operating Correctly
Select Startup Repair
ODD Failure
ODD Not Operating Correctly
Discs Do Not Play
Drive Not Detected
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
Sec
Memory
Code Description
BDS & Specific action
Each Peim entry point used in 80PORT
Each Driver entry point used in 80PORT
CF9RESET
Bootpriority
Fvbservice
Savememoryconfig
Legacybios
Legacybiosplatform
Setuputility
Fwblockservice
Each SmmDriver entry point used in 80PORT
Top View
Bottom View
JUSB1
JHP1
Vram JMIC1
JPLINE1
Clearing Password Check
Steps for Clearing Bios Password Check
Hardware Open Gap Description
Description Location Clear Cmos Jumper Memory bay
Bios Recovery by Crisis Disk
Bios Recovery Boot Block
Bios Recovery Hotkey
Steps for Bios Recovery by Crisis Disk
166 Chapter
FRU Field Replaceable Unit List
Main Module
Aspire 4540/4240 Exploded Diagrams
CPU
Base
Category Description Acer PN Battery
Aspire 4540/4240 FRU List
Board
Cable
Case/Cover/Bracket Assembly
Category Description Acer PN
Hinge CAP L
Hinge CAP R
HDD Bracket
Mini Card Bracket
Keyboard Acer AC4T JV40 Internal
Keyboard
Standard 87KS Black Nordic Texture
Super Multidrive
Combo Drive
Assy LCD Module 14 Wxga Glare W/ Antenna
CAMERA, IMR LED LCD AUO 14 Wxga Glare B140XW01 V0 0A LF
LED LCD AUO 14 Wxga Glare B140XW01 V0 1A LF
LED LCD Samsung 14 Wxga Glare LTN140AT01
Antenna Mimo R-3X3
LCD Bezel W/O Cmos
Lvds Cable W/O Cmos
Screw List
33.PAA02.006
Speaker
Miscellaneous
Chapter 179
Appendix a
Aspire 4540/4240 Series
Model Country Acer Part No Description
AAP
181
Model Country Acer Part No Description
CHI
Acla
USA
Model Country Acer Part No Description
185
Model Country Acer Part No Description
187
Model
Memory Chip
NLED14WXGAG UMA SO2GBII6 SO1GBII6
Appendix a 190
ATUM600 NLED14WXGAG UMA SO1GBII6
ATUM620 NLED14WXGAG UMA SO1GBII6
Media Processor Extra SW1
NSM8XS
NBDCB4XS
AS4540-302G25Mn N250GB5.4KS
Model Card Reader Wireless LAN1 Bluetooth Voip Phone
195
1-Build 3rd WiFi 1x2 BGN Appendix a 196
197
Appendix a 198
Test Compatible Components
Appendix B
Microsoft Windows 7 Environment Test
BOMName
Type Description Adapter
Audio Codec
Camera
Type Description
Card Bus1
Finger Print Reader
WD3200BEVT-22ZCT0 ML160 Sata LF F
WD5000BEVT-22ZAT0 ML250 Sata LF F
204
Acer AC4T
AUO NLED14WXGAG
Samsung NLED14WXGAG
LPL NLED14WXGAG
Memory
Modem
Northbridge Chipset
AMD AMDSB710 AMD SB710
Southbridge Chipset
Software
WiFi Antenna
VGA Chip
210
Online Support Information
Appendix C
212
Index
ODD
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