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Acer Aspire 8935G Acer Aspire 8935G Series Service Guide - Page 170

Replacing the USB Board

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2. Insert the single securing screw into the board. Step Power Saving Board Size M2.5*4 Quantity 1 Screw Type Replacing the USB Board IMPORTANT: The USB FFC is supplied as part of the Lower Cover. If the USB FFC is defective, replace the entire Lower Cover. 1. Insert the USB Board into the Lower Cover as shown. 160 Chapter 3

Section	Page
System Specifications	11
Features	11
System Block Diagram	14
Your Acer Notebook tour	15
Front View	15
Closed Front View	17
Rear View	17
Left View	18
Right View	19
Bottom View	20
TouchPad Basics	21
Using the Keyboard	22
Key Types	22
Windows Keys	23
System Hotkeys	24
Using the System Utilities	25
Acer GridVista (dual-display compatible)	25
Hardware Specifications and Configurations	26
System Utilities	45
BIOS Setup Utility	45
Navigating the BIOS Utility	45
Information	46
Main	47
Security	48
Boot	51
Exit	52
BIOS Flash Utilities	53
DOS Flash Utility	54
WinFlash Utility	56
Remove HDD/BIOS Password Utilities	57
Machine Disassembly and Replacement	63
Disassembly Requirements	63
General Information	64
Pre-disassembly Instructions	64
Disassembly Process	64
External Module Disassembly Process	65
External Modules Disassembly Flowchart	65
Removing the Battery Pack	66
Removing the Express Dummy Card	67
Removing the SD Dummy Card	68
Removing the Lower Door	69
Removing the Optical Drive Module	70
Removing the Primary Hard Disk Drive Module	72
Removing the Secondary Hard Disk Drive Module	74
Removing the DIMM Modules	76
Removing the TV Tuner Module	77
Removing the WLAN Module	79
Main Unit Disassembly Process	81
Upper Cover Disassembly Flowchart	81
Lower Cover Disassembly Flowchart	82
Removing the Keyboard	83
Removing the Switch Cover	85
Removing the Power Board	87
Removing the LCD Module	88
Removing the Upper Cover	91
Removing the Launch Board	95
Removing the Volume Control Board	96
Removing the Power Saving Board FFC	98
Removing the Media Board	99
Removing the TouchPad Lock Board	101
Removing the Finger Print Reader Bracket	103
Removing the TouchPad Board	104
Removing the RTC Battery	107
Removing the Bluetooth Board	108
Removing the USB Board	110
Removing the Power Saving Board	112
Removing the Mainboard	113
Removing the Kensington Lock Bracket	115
Removing the TV Tuner Antenna	116
Removing the Subwoofer	117
Removing the Hinge Supports	119
Removing the Speaker Module	120
Removing the Thermal Module	121
Removing the Graphics Card Heatsink	122
Removing the Graphics Card	123
Removing the CPU	124
LCD Module Disassembly Process	125
Standard Bezel LCD Module Disassembly Flowchart	125
Removing the Standard LCD Bezel	126
Removing the LCD Panel	129
Removing the Camera Board	131
Removing the LCD Brackets and FPC Cable	132
Flush Bezel LCD Module Disassembly Flowchart	134
Removing the Flush LCD Bezel Cap	135
Removing the Flush LCD Bezel	137
Removing the LCD Panel	139
Removing the Camera Board	141
Removing the LCD Brackets and FPC Cable	142
LCD Module Reassembly Procedure	144
Standard Bezel LCD Module Reassembly-LCD Panel	144
Replacing the LCD Bezel	148
Flush Bezel LCD Module Reassembly-LCD Panel	150
Replacing the LCD Bezel	154
Replacing the Flush LCD Bezel Cap	156
Main Module Reassembly Procedure	158
Replacing the CPU	158
Replacing the Graphics Card	159
Replacing the Graphics Card Heatsink	160
Replacing the Thermal Module	161
Replacing the Speaker Module	162
Replacing the Hinge Supports	163
Replacing the Subwoofer	164
Removing the TV Tuner Antenna	166
Removing the Kensington Lock Bracket	167
Replacing the Mainboard	167
Removing the Mainboard	168
Replacing the Power Saving Board	169
Replacing the USB Board	170
Replacing the Bluetooth Board	172
Replacing the RTC Battery	174
Replacing the TouchPad Board	175
Replacing the Finger Print Reader Bracket	178
Replacing the TouchPad Lock Board	179
Replacing the Media Board	181
Replacing the Power Saving Board FFC	182
Replacing the Volume Control Board	183
Replacing the Launch Board	185
Replacing the Upper Case	186
Replacing the LCD Module	189
Replacing the Power Board	193
Removing the Switch Cover	194
Replacing the Keyboard	196
External Module Reassembly Instructions	198
Replacing the WLAN Module	198
Replacing the TV Tuner Module	199
Replacing the DIMM Modules	200
Replacing the Hard Disk Drive Module	200
Replacing the ODD Module	201
Replacing the Lower Covers	201
Replacing the SD Dummy Card	203
Replacing the Battery	203
Troubleshooting	205
Common Problems	205
Power On Issue	206
No Display Issue	207
Random Loss of BIOS Settings	208
LCD Failure	209
Built-In Keyboard Failure	210
TouchPad Failure	211
Internal Speaker Failure	212
Internal Microphone Failure	213
HDD Not Operating Correctly	214
USB (Right Up/Down Side) Failure	215
Other Failures	215
Intermittent Problems	215
Undetermined Problems	216
Post Codes	217
Chipset POST Codes	217
Jumper and Connector Locations	221
Top View	221
Bottom View	222
Clearing Password Check and BIOS Recovery	223
Clearing Password Check	223
BIOS Recovery by Crisis Disk	224
FRU (Field Replaceable Unit) List	225
Acer SM80 Exploded Diagrams	226
Main Chassis	226
LCD Assembly	227
LCD Assembly (Non-Bezel)	228
Acer SM80 FRU List	229
Screw List	238
Model Definition and Configuration	240
Acer SM80 Series	240
Test Compatible Components	281
Microsoft® Windows® Vista Environment Test	282
Online Support Information	315

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