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Acer Aspire V3-571 Acer Aspire V3-571 and V3-571G Notebook Service Guide - Page 185

Internal Keyboard Failure

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Internal Keyboard Failure If the internal keyboard fails, perform the following: Start OK Check KB FPC well insert NG OK Re-assemble the KB FPC to M/B Is KB ok? OK Swap M/B NG Replace KB material Figure 4:4. Internal Keyboard Failure 4-7 Troubleshooting

Section	Page
Table of Contents	2
General Information	7
Hardware Specifications and Configurations	9
Features	9
Notebook Tour	13
Top View	13
Front View	14
Left View	15
Right View	16
Base View	17
Touchpad Basics	18
Keyboard Basics	19
System Block Diagram	22
Specifications Table	23
System Utilities	44
BIOS Setup Utility	44
Navigating the Bios Setup Utility	44
BIOS	45
Information	45
Main	47
Advanced	48
Security	49
Power	53
Boot	54
Exit	55
Boot Manager	56
BIOS Flash Utilities	57
DOS Flash Utility	58
WinFlash Utility	60
HDD/BIOS Password	62
Unlocking the HDD	62
Clearing the Password Check and BIOS Password	64
Miscellaneous Tools	65
Crisis Utility SOP	67
Creating a USB Flash Crisis Disk	67
Using the Crisis Utility Disk	68
Service and Maintenance	72
Introduction	72
Recommended Equipment	72
Maintenance Flowchart	73
Getting Started	75
Battery Pack Removal	76
Battery Pack Installation	77
Dummy Card Removal	78
Dummy Card Installation	79
Base Door Removal	80
Base Door Installation	82
ODD Module Removal	84
ODD Module Installation	87
DIMM Module Removal	90
DIMM Module Installation	91
HDD Module Removal	92
HDD Module Installation	93
HDD Carrier Removal	94
HDD Carrier Installation	94
WLAN Module Removal	95
WLAN Module Installation	97
Palm Rest Removal	99
Palm Rest Installation	102
Upper Case Removal	105
Upper Case Installation	109
RTC Battery Removal	113
RTC Battery Installation	114
Mainboard Removal	115
Mainboard Installation	118
Thermal Module Removal	122
Thermal Module Installation	124
CPU Removal	126
CPU Installation	127
Speaker Removal	128
Speaker Installation	131
USB Module Removal	134
USB Module Installation	136
Power Board Removal	138
Power Board Installation	140
Keyboard Removal	142
Keyboard Installation	144
LCD Module Removal	147
LCD Module Installation	150
DC-In Cable Removal	154
DC-In Cable Installation	155
LCD Bezel Removal	156
LCD Bezel Installation	158
CCD Module Removal	161
CCD Module Installation	162
LCD Panel Removal	163
LCD Panel Installation	167
LCD Panel Bracket Removal	171
LCD Panel Bracket Installation	172
WLAN Antenna Removal	173
WLAN Antenna Installation	175
Microphone Module Removal	177
Microphone Module Installation	178
Troubleshooting	180
General Information	180
Power On Issues	181
No Display Issues	182
LCD Picture Failure	184
Internal Keyboard Failure	185
Touchpad Failure	186
Internal Speaker Failure	187
Internal Microphone Failure	189
USB Failure	190
Wireless Function Failure	191
Bluetooth Function Failure	192
4-in-1 Card Function Failure	193
Unit Thermal Failure	194
Cosmetic Failure	195
Other Functions Failure	196
BIOS Problems	196
Intermittent Problems	197
Undetermined Problems	197
Jumper and Connector Locations	199
Mainboard Top View	199
Mainboard Bottom View	201
USB Board View	203
Power Board View	204
CMOS Jumper	205
FRU (Field Replaceable Unit) List	207
Exploded Diagram	208
Main Assembly	208
Lower Cover Assembly	210
Upper Cover Assembly	211
LCD Assembly	212
FRU List	214
Screw List	220
Test Compatible Components	222
Microsoft® Windows® 7 Environment Test	222
Aspire V3-571	222
Online Support Information	232

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