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Acer Aspire V5-571P Acer V5-571 Series Notebook Touch Service Guide - Page 202

Keyboard Failure,

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Keyboard Failure 0 If the Keyboard fails, perform the following, one at a time. Do not replace a non-defective FRU: Figure 4-4. Keyboard Failure 4-8 Troubleshooting

Section	Page
Aspire V5-571PG / V5-571P Service Guide Rev 01	1
CHAPTER 1 - Hardware Specifications	9
Hardware Specifications and Configurations	13
Features	13
Operating System	13
Platform	13
System Memory	13
Display	13
Graphics	14
Storage Subsystem	14
Audio Subsystem	14
Communication	15
Privacy Control	15
Power Adapter and Battery	15
Keyboard and Pointing Device	16
I/O Ports	16
Software and Tools	16
Warranty	18
Dimensions and Weight	18
Environment	18
Notebook Tour	19
Open Front View	19
Close Front View	20
Left View	21
Right View	22
Base View	23
Touchpad Basics	24
Keyboard	25
System Block Diagram	29
Specification Tables	30
CHAPTER 2 - System Utilities	71
System Utilities	73
BIOS Setup Utility	73
Navigating the BIOS Utility	73
BIOS Menus	74
Information	74
Main	76
Security	77
Boot	81
Exit	82
BIOS Flash Utilities	83
DOS Flash Utility	84
WinFlash Utility	84
Remove HDD/BIOS Password Utilities	85
Removing the HDD Password	85
Removing the BIOS Passwords	87
Using DMI Utility	88
Using DMI Utility in DOS Mode	88
Using DMI Utility in Windows Mode	90
Using LAN EEPROM Utility	91
CHAPTER 3 - Machine Maintenance	93
Machine Maintenance	97
Machine Disassembly and Replacement	97
Recommended Equipment	97
Replacement Requirements	97
Pre-disassembly Instructions	98
Disassembly Process	99
External Module Disassembly Process	100
External Modules Disassembly Flowchart	100
Removing the Battery Pack	101
Removing the DIMM Cover	102
Removing the DIMM Modules	103
Removing the Keyboard	104
Removing the ODD Module	107
Main Unit Disassembly Process	110
Main Unit Disassembly Flowchart	110
Removing the Palmrest Module/Upper Case	111
Removing the Touchpad Board	114
Removing the Power Button Board	117
Removing the SATA Board	119
Removing the HDD Module	120
Removing the WLAN Module	121
Removing the Mainboard	123
Removing the Thermal Module	127
Removing the DC-In Module	129
Removing the Battery Connector	130
Removing the Speaker Module	131
Removing the LCD Module	133
LCD Module Disassembly Process	135
LCD Module Disassembly Flowchart	135
Removing the LCD Back Cover	136
Removing the WLAN Antennas	138
Removing the LCD Hinges	139
Removing the Camera Board	140
Removing the Microphone	142
Removing the LCD FPC Cable	144
Removing the Converter Board	146
LCD Module Reassembly Process	148
Reinstalling the Converter Board	148
Reinstalling the LCD FPC Cable	150
Reinstalling the Microphone	152
Reinstalling the Camera Board	154
Reinstalling the LCD Hinges	156
Reinstalling the WLAN Antennas	157
Reinstalling the LCD Back Cover	158
Main Unit Reassembly Process	160
Reinstalling the LCD Module	160
Reinstalling the Speaker Module	162
Reinstalling the Battery Connector	164
Reinstalling the DC-In Module	165
Reinstalling the Thermal Module	166
Reinstalling the Mainboard	168
Reinstalling the WLAN Module	173
Reinstalling the HDD Module	175
Reinstalling the SATA Board	176
Reinstalling the Power Button Board	177
Reinstalling the Touchpad Board	179
Reinstalling the Palmrest Module/Upper Case	182
External Module Reassembly Process	184
Reinstalling the ODD Module	184
Reinstalling the Keyboard	187
Reinstalling the DIMM Modules	191
Reinstalling the DIMM Cover	192
Reinstalling the Battery Pack	193
CHAPTER 4 - Troubleshooting	195
Troubleshooting	197
Introduction	197
General Information	197
Power On Issues	198
No Display Issues	199
LCD Failure	201
Keyboard Failure	202
Touchpad Failure	203
Internal Speaker Failure	204
Microphone Failure	206
USB Failure	207
WLAN Failure	208
Card Reader Failure	209
Thermal Unit Failure	210
Other Functions Failure	211
Intermittent Problems	212
Undetermined Problems	212
Error Codes	213
POST Codes	219
CHAPTER 5 - Jumper and Connector Locations	225
Jumper and Connector Locations	227
Mainboard Layout	227
Clearing Password Check and BIOS Recovery	229
Clearing the BIOS Passwords	229
Performing a BIOS Recovery	230
CHAPTER 6 - FRU List	233
FRU (Field Replaceable Unit) List	235
Exploded Diagrams	236
Main Assembly	236
LCD Assembly	238
CHAPTER 7 - Test Compatible Components	251
Test Compatible Components	253
Microsoft Windows 8 Environment Test	253
CHAPTER 8 - Online Support Information	265

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