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Acer TravelMate 4730 TravelMate 4730/4730G Service Guide - Page 149

HDMI Switch Failure, If the, fails

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HDMI Switch Failure If the HDMI Switch fails, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: Chapter 4 139

Section	Page
System Specifications	11
Features	11
System Block Diagram	14
Your Acer Notebook tour	15
Front View	15
Closed Front View	16
Left View	17
Right View	18
Rear View	18
Bottom View	19
Indicators	20
Easy-Launch Buttons	20
Touchpad Basics (with fingerprint reader)	21
Using the Keyboard	22
Lock Keys and embedded numeric keypad	22
Windows Keys	23
Hot Keys	24
Special Key	25
Using the System Utilities	26
Acer GridVista (dual-display compatible)	26
Hardware Specifications and Configurations	28
System Utilities	35
BIOS Setup Utility	35
Navigating the BIOS Utility	35
Information	36
Main	37
Advanced	38
Security	40
Power	43
Boot	45
Exit	46
BIOS Flash Utility	47
Remove HDD/BIOS Utility	49
Machine Disassembly and Replacement	53
Disassembly Requirements	53
General Information	54
Pre-disassembly Instructions	54
Disassembly Process	54
External Module Disassembly Process	55
External Modules Disassembly Flowchart	55
Removing the Battery Pack	56
Removing the SD dummy card	57
Removing the NewCard dummy card	58
Removing the Lower Covers	59
Removing the DIMM Modules	61
Removing the WLAN Module	62
Removing the Hard Disk Drive Module	64
Removing the Optical Drive Module	66
Main Unit Disassembly Process	68
Main Unit Disassembly Flowchart	68
Removing the Switch Cover	69
Removing the Keyboard	70
Removing the Power Board	71
Removing the Launch Board	72
Removing the Antenna	73
Removing the LCD Module	75
Removing the Upper Cover	77
Removing the Finger Print Reader	81
Removing the Touch Pad Bracket	83
Removing the Left Speaker Module	84
Removing the Right Speaker Module	86
Removing the Bluetooth Module	87
Removing the Modem Module	88
Removing the Mainboard	89
Removing the USB Board	92
Removing the RJ-11 Port	93
Removing the Thermal Module	94
Removing the CPU	96
Removing the VGA Module	97
LCD Module Disassembly Process	98
LCD Module Disassembly Flowchart	98
Removing the LCD Bezel	99
Removing the Inverter Board	100
Removing the Camera Module	101
Removing the LCD Panel	103
Removing the LCD Brackets and FPC Cable	104
Removing the Antennas	105
Removing the MIC Module	106
LCD Module Reassembly Procedure	107
Replacing the LCD Panel	107
Replacing the LCD Bezel	111
Main Module Reassembly Procedure	112
Replacing the VGA Module	112
Replacing the CPU	112
Replacing the Thermal Module	113
Replacing the RJ-11 Port	113
Replacing the Mainboard	115
Replacing the Modem Module	116
Replacing the Bluetooth Board	117
Replacing the Right Speaker Module	117
Replacing the Launch Board	119
Replacing the Finger Print Reader	120
Replacing the Touch Pad Bracket	120
Replacing the Left Speaker Module	121
Replacing the Upper Cover	121
Replacing the LCD Module	123
Replacing the Antenna Cables	125
Replacing the Keyboard	127
Replacing the Switch Cover	127
Replacing the WLAN Module	129
Replacing the Hard Disk Drive Module	129
Replacing the DIMM Modules	130
Replacing the ODD Module	131
Replacing the Lower Covers	131
Replacing the NewCard and SD Card Trays	132
Troubleshooting	133
Common Problems	133
Power On Issue	134
No Display Issue	135
Random Loss of BIOS Settings	136
LCD Failure	137
Built-In Keyboard Failure	137
Touchpad Failure	138
Internal Speaker Failure	138
Internal Microphone Failure	140
HDD Not Operating Correctly	141
ODD Failure	142
USB Failure (Rightside)	145
Modem Function Failure	145
Wireless/WiMAX Function Failure	146
Bluetooth Function Failure	146
Robson Module Failure	147
EasyTouch Button Failure	147
Fingerprint Reader Failure	148
Thermal Unit Failure	148
HDMI Switch Failure	149
External Mouse Failure	150
Other Failures	150
Intermittent Problems	151
Undetermined Problems	151
POST Codes Tables	152
Port 80 POST Codes	152
POST Keys and Messages	154
Jumper and Connector Locations	155
Top View	155
Bottom View	156
Clearing Password Check and BIOS Recovery	157
Clearing Password Check	157
BIOS Recovery by Crisis Disk	158
FRU (Field Replaceable Unit) List	159
TravelMate 4730/4730G Exploded Diagrams	160
Main Module	160
LCD Module	161
TravelMate 4730/4730G FRU List	162
Model Definition and Configuration	176
TravelMate 4730 Series	176
Test Compatible Components	185
Microsoft® Windows® Vista Environment Test	186
Online Support Information	189

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