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Acer AO725 Service Manual
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Acer AO725 Service Manual
Table of content
Contents
general information
Table Of Contents
Table Of Contents
Table Of Contents
Table Of Contents
Table Of Contents
Features
Graphics
Wireless and Networking
Input and Control
Software
Eco-compliance
Notebook Tour
Touchpad Basics
Using the Keyboard
Windows Keys
Hotkeys
System Block Diagram
Specification Tables
System Board Major Chips
CPU Fan True Value Table
Video Interface
Hard Disk Drive (AVL components)
LCD 11.6"
LCD 11.6" (Continued)
LCD Inverter (not available with this model)
Display Supported Resolution (GPU Supported Resolution)
Bluetooth Module
Mini Card Wireless Networking Card
Audio Codec and Amplifier
Audio Codec and Amplifier (Continued)
M HD Camera
HDMI Port
System Power Management
System LED Indicator
System Interrupt Specification
System I/O Address Map
Memory Address Map
BIOS Setup Utility
BIOS
Main
Security
Setting a Password
Boot
Exit
BIOS Flash Utilities
DOS Flash Utility
WinFlash Utility
Clearing BIOS Passwords
Removing Insyde BIOS Passwords
Removing Insyde HDD Password
Miscellaneous Tools
Using UUIDTools
Using the LAN MAC EEPROM Utility
Crisis Disk Recovery
Replacing the DIMM (Dual In-line Memory Module)
Introduction
Pre-disassembly Instructions
Disassembly Process
External Module Disassembly Process
Dummy Card Removal
Battery Pack Removal
Base Door Removal
WLAN (Wireless Local Area Network) Module Removal
DIMM (Dual In-line Memory Module) Module Removal
HDD (Hard Disk Drive) Module Removal
Main Unit Disassembly Process
Upper Case Removal
Switch Board Removal
Keyboard Module Removal
IO Board Removal
LED Board Removal
Mainboard Removal
RTC battery Removal
Thermal Module Removal
Speakers Removal
LCD (Liquid Crystal Display) Module Removal
LCD Module Disassembly Process
LCD Bezel Removal
Camera Module Removal
LCD Hinges Removal
LCD Panel Removal
LVDS and Camera Cable Removal
LCD Reassembly Process
Replacing the LCD Panel
Replacing the LCD Hinges
Replacing the Camera Module
Replacing the LCD Bezel
Main Unit Reassembly Process
Replacing the Speakers
Replacing the Thermal Module
Replacing the RTC battery
Replacing the Mainboard
Replacing the LED Board
Replacing the IO Board
Replacing the Keyboard Module
Replacing the Switch Board
Replacing the Upper Case
External Module Reassembly Process
replacing the wlan (wireless local area network) module
Replacing the Base Door
Replacing the Battery Pack
Replacing the Dummy Card
General Information
Power On Issues
No Display Issues
LCD Picture Failure
Internal Keyboard Failure
Touchpad Failure
Internal Speaker Failure
Internal Microphone Failure
USB Failure
Other Functions Failure
Intermittent Problems
Post Codes
Mainboard Jumper and Connector Locations
Clearing Password Check and BIOS Recovery
BIOS Recovery by Crisis Disk
Exploded Diagrams
FRU List
Screw List
model definition and configuration
Microsoft® Windows® 7 Environment Test
test compatible components
online support information
4-8
Troubleshooting
Internal Keyboard Failure
0
If the Keyboard fails, perform the following:
Figure 4-4.
Keyboard Failure
No
No
START
Keyboard FPC
well connected?
Connect
it well
Keyboard OK?
Replace
keyboard
Replace M/B
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This manual is suitable for:
AO725
Aspire One 725
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