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Acer Aspire G7700 Aspire G7700 Service Guide - Page 69

Turn it over then detach the cables from the USB board.

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14. Turn it over then detach the cables from the USB board. 15. Remove the two screws (I) that secure the board to the bracket. Screw (Quantity) M #6-32 L5 BZN (2) 16. Remove the USB board. Color Black Torque N/A Part No. 86.00E66.D60 Chapter 3 61

Section	Page
Aspire G7700 Series Service Guide	1
Table of Contents	7
System Tour	9
Features	9
Aspire G7700 Tour	12
Closed Front Panel	12
Front Panel	13
Rear Panel	14
Internal Components	15
System LED Indicators	16
Mainboard LED indicators	17
System Utilities	19
CMOS Setup Utility	19
Entering CMOS setup	20
Navigating Through the Setup Utility	20
Setup Utility Menus	21
System Disassembly	37
Disassembly Requirements	37
Pre-disassembly Procedure	38
Main Unit Disassembly	39
External Modules Disassembly Flowchart	39
Removing the Bezel Door	41
Removing the Hard Disk Drive	42
Removing the Left Side Panel	44
Removing the Right Side Panel	45
Removing the Front Bezel	46
Removing the Optical Drive	48
Removing the Video Cards	49
Removing the TV Tuner Card	51
Removing the Card Reader Drive	52
Removing the Card Reader Board	54
Removing the Backplane Board	56
Removing the Memory Modules	58
Removing the Liquid Cooler Fan Assembly	59
Removing the Fan from the Liquid Cooler	61
Removing the Processor	62
Removing the Power Supply	64
Removing the HDD Fan	66
Removing the Top Cover	67
Removing the USB Board	68
Removing the Mainboard	70
Removing the Front Foot Stand	72
Removing the Rear Foot Stand	73
System Troubleshooting	75
Hardware Diagnostic Procedure	75
System Check Procedures	76
Power System Check	76
System External Inspection	76
System Internal Inspection	76
POST Error and Beep Codes	77
Online Support Information	87
System Block Diagram and Board Layout	89
System Block Diagram	89
Board Layout	90
Mainboard	90
Back Panel I/O	91
System Switches and Jumpers	92
Power Button	92
Reset Button	92
IDE Connector	92
Serial ATA Connectors	93
Fan Power Connectors	93
Chassis Intrusion Connector	93
Front Panel Connector	94
Serial Port Connector	94
Power Connectors	95
Front USB Connector	96
IEEE 1394 Connector	96
S/PDIF-out Connector	96
Front Panel Audio Connector	97
CMOS Reset Button	98
FRU (Field Replaceable Unit) List	99
Aspire G7700 Series Exploded Diagram	100
Aspire G7700 Series (81.3V201.001G)	102

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