Acer Aspire 7739

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3-18

Removing Main screws on bottom

case 0

1. Remove 26(M2.5*6) screws on bottom case.

Figure 3-22. MAIN SCREWS

Main Page

Hardware Specifications and Configurations1
Operating System1
Storage Subsystem2
Audio Subsystem2
Optical Media Drive2
Wireless and Networking3
Privacy Control3
Dimensions and Weight3
Power Adapter and Battery3
Special Keys and Controls3
Media Keys4
Optional Items5
Top View7
Notebook Tour7
Left View9
Right View10
Base View11
Touchpad Basics12
Using the Keyboard13
Lock Keys14
Windows Keys15
System Block Diagram19
Specification Tables20
Computer Specifications20
System Board Major Chips21
Processor Specifications21
CPU Fan True Value Table22
System Memory22
Memory Configuration23
Graphics Controller23
Video Interface23
LAN Interface24
Hard Disk Drive25
Super-Multi Drive Interface26
Display Supported Resolution (LCD Supported Resolution)27
Display Supported Resolution (GPU Supported Resolution)28
Display Supported Resolution (LCD Panel Supported Resolution)28
Audio Codec and Amplifier29
Audio Interface30
Wireless Module 802.11B/G/N31
System Power Management32
Usb Port32
Hdmi Port32
Card Reader33
System LED Indicator33
System DMA Specification33
System Interrupt Specification34
System IO Address Map35
System Utilities37
Bios Setup Utility37
Navigating the BIOS Utility37
Setting a Password43
Removing a Password43
Changing a Password44
BIOS Flash Utilities48
DOS Flash Utility49
Winflash Utility51
Remove HDD Password Utilities52
Removing BIOS Passwords54
Cleaning BIOS Passwords55
Machine Disassembly and Replacement65
Recommended Equipment65
Replacement Requirements65
Disassembly Process67
External Module Disassembly Process68
Screw Quantity68
External Modules Disassembly Flowchart68
Removing the Battery Pack69
Removing the HDD Module70
Removing the WLAN Module73
Removing the ODD Module75
Removing the Memory Module76
Main Unit Disassembly Process79
Main Unit Disassembly Flowchart79
Removing the Keyboard80
Removing the TOP CASE Module83
LCD Module Disassembly Process96
LCD Reassembly Procedure102
Replacing the LCD PANEL Module102
Main Unit Reassembly Process108
Replacing the Mainboard110
Replacing Memory Module121
Replacing the WLAN Module123
Replacing HDD Module125
General Information129
Troubleshooting129
Power on Issues130
Computer Shuts down Intermittently130
No Display Issues131
No POST or Video131
Abnormal Video132
LCD Failure133
Keyboard Failure134
Touchpad Failure135
Internal & External Speaker Failure136
Sound Problems136
Microphone Failure138
USB Failure139
WLAN Failure140
Card Reader Failure141
Thermal Unit Failure142
HDMI and CRT Failure143
CD-ROM/DVD Failure144
Other Functions Failure145
Intermittent Problems145
Undetermined Problems145
POST Code Range146
Post Codes146
Jumper and Connector Locations155
Clearing Password Check and BIOS Recovery158
Steps for Clearing BIOS Password Check158
Clear CMOS Jumper159
Bios Recovery by Crisis Disk160
FRU (Field Replaceable Unit) List161
Model Definition and Configuration187
Test Compatible Components201
Microsoft Windows202
Environment Test202
Online Support Information209

Acer Aspire 7739 - Page 78

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