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Acer Aspire 4560 Aspire 4560 Service Guide - Page 99

Removing the USB Board, USB Board Cable

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Removing the USB Board 0 1. Perform the "Removing the Palmrest Module/Upper Cover" procedure described on page 3-23. 2. Open the connector latches on both ends of the USB board cable (a) and then disconnect the USB board cable from both the mainboard and the USB board (b). Figure 3-42. USB Board Cable 3. Remove the USB board cable from the lower case. Figure 3-43. USB Board Cable Machine Maintenance 3-33

Section	Page
Aspire 4560/4560G	1
CHAPTER 1	11
Hardware Specifications	11
Hardware Specifications and Configurations	15
Features	15
Operating System	15
Platform	15
System Memory	15
Display	15
Graphics	15
Storage Subsystem	16
Audio Subsystem	16
Communication	17
Privacy Control	17
Power Adapter and Battery	17
Keyboard and Pointing Device	18
I/O Ports	18
Software and Tools	18
Optional Items	20
Warranty	20
Dimensions and Weight	20
Environment	20
Notebook Tour	21
Open Front View	21
Close Front View	23
Left View	24
Right View	25
Base View	26
Indicators	27
Touchpad Basics	28
Keyboard	28
Hotkeys	31
Special Keys	32
Specification Tables	35
CHAPTER 2	51
System Utilities	51
System Utilities	53
BIOS Setup Utility	53
Navigating the BIOS Utility	53
WinFlash Utility	62
Removing the HDD Password	63
Removing the BIOS Passwords	64
Clearing the BIOS Passwords	65
LAN EEPROM Utility	66
CHAPTER 3	67
Machine Maintenance	67
Machine Maintenance	71
Machine Disassembly and Replacement	71
Recommended Equipment	71
Replacement Requirements	71
Pre-disassembly Instructions	72
Disassembly Process	73
External Module Disassembly Process	74
External Modules Disassembly Flowchart	74
Removing the Battery Pack	75
Remove the Dummy Card	76
Removing the ODD Module	77
Removing the Base Door	79
Removing the HDD Module	80
Removing the WLAN Module	82
Removing the Memory Modules	83
Main Unit Disassembly Process	85
Main Unit Disassembly Flowchart	85
Removing the Keyboard	86
Removing the Palmrest Module/Upper Cover	89
Removing the Speakers	93
Removing the Power Button Board	95
Removing the Touchpad Board	97
Removing the USB Board	99
Removing the Bluetooth Module	101
Removing the Mainboard	102
Removing the Thermal Module	104
Removing the CPU	106
Removing the LCD Module	107
LCD Module Disassembly Process	110
LCD Module Disassembly Flowchart	110
Removing the LCD Bezel	111
Removing the LCD Panel	113
Removing the LCD Brackets	117
Removing the Microphone	118
Removing the Camera Board	119
LCD Module Reassembly Process	120
Replacing the Camera Board	120
Replacing the Microphone	121
Replacing the LCD Brackets	122
Replacing the LCD Panel	123
Replacing the LCD Bezel	127
Main Unit Reassembly Process	129
Replacing the LCD Module	129
Replacing the CPU	132
Replacing the Thermal Module	134
Replacing the Mainboard	136
Replacing the Bluetooth Module	138
Replacing the USB Board	139
Replacing the Touchpad Board	141
Replacing the Power Button Board	143
Replacing the Speakers	145
Replacing the Palmrest Module/Upper Cover	147
Replacing the Keyboard	150
External Module Reassembly Process	152
Replacing the Memory Modules	152
Replacing the WLAN Module	153
Replacing the HDD Module	155
Replacing the Base Door	157
Replacing the ODD Module	158
Replacing the Dummy Card	160
Replacing the Battery Pack	161
CHAPTER 4	163
Troubleshooting	163
Troubleshooting	165
Introduction	165
General Information	165
Power On Issues	166
No Display Issues	167
LCD Failure	169
Keyboard Failure	170
Touchpad Failure	171
Internal Speaker Failure	172
Microphone Failure	174
USB Failure	175
WLAN Failure	176
Bluetooth Failure	177
Card Reader Failure	178
Thermal Unit Failure	179
Other Functions Failure	180
Intermittent Problems	181
Undetermined Problems	181
Error Codes	182
POST Codes	188
Component Codes	188
CHAPTER 5	193
Jumper and Connector Locations	193
Jumper and Connector Locations	195
Mainboard Layout	195
Clearing Password Check and BIOS Recovery	197
Clearing the BIOS Passwords	197
Performing a BIOS Recovery	198
CHAPTER 6	201
FRU List	201
FRU (Field Replaceable Unit) List	203
Main Assembly	204
LCD Assembly	206
CHAPTER 7	217
Model Definition and Configuration	217
Model Definition and Configuration	219
Aspire 4560/4560G	219
CHAPTER 8	325
Test Compatible Components	325
Test Compatible Components	327
Microsoft Windows 7 Environment Test	328
CHAPTER 9	333
Online Support Information	333

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