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Acer TravelMate P633-V Acer TravelMate P633 Series Notebook Service Guide - Page 177

Thermal Unit Failure,

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Thermal Unit Failure 0 If the Thermal Unit fails, perform the following, one at a time. Do not replace a non-defective FRU: Figure 4-12. Thermal Unit Failure Troubleshooting 4-17

Section	Page
TravelMate P633M/P633V Service Guide	1
CHAPTER 1 - Hardware Specifications	11
Hardware Specifications and Configurations	15
Features	15
Operating System	15
Platform	15
System Memory	15
Display	15
Graphics	16
Storage Subsystem	16
Audio Subsystem	17
Communication	17
Privacy Control	18
Power Adapter and Battery	18
Keyboard and Pointing Device	18
I/O Ports	19
Software and Tools	19
Optional Items	20
Warranty	21
Dimensions and Weight	21
Environment	21
Notebook Tour	22
Open Front View	22
Close Front View	24
Left View	25
Right View	26
Base View	27
Indicators	28
Touchpad Basics	29
Keyboard	30
Hotkeys	33
Special Keys	34
D2D Recovery	35
System Block Diagram	36
Specification Tables	37
Computer Specifications	37
System Board	38
Processor	38
Processor Specifications	39
Heat Sink Fan True Value Table	39
System Memory	39
Memory Combinations	40
Graphics Controller	40
System BIOS	41
Keyboard	41
Hard Disk Drive	42
SSD Drive	43
Card Reader	43
LCD Panel	43
Supported LCD Resolutions	44
Supported GPU Resolutions	44
Audio Codec	45
Audio Interface	45
Webcam	45
LAN	45
Wireless LAN	46
USB Interface	47
HDMI Port	47
Expansion Card	47
System LED Indicators	47
Battery Pack	48
AC Adapter	48
System Power Management	48
System DMA Specification	49
System Interrupt Specification	49
System IO Address Map	49
CHAPTER 2 - System Utilities	53
System Utilities	55
BIOS Setup Utility	55
Navigating the BIOS Utility	55
BIOS Flash Utilities	64
WinFlash Utility	65
Remove HDD/BIOS Password Utilities	66
Removing the HDD Password	66
Removing the BIOS Passwords	67
LAN EEPROM Utility	68
CHAPTER 3 - Machine Maintenance	69
Machine Maintenance	73
Machine Disassembly and Replacement	73
Recommended Equipment	73
Replacement Requirements	73
Pre-disassembly Instructions	74
Disassembly Process	75
External Module Disassembly Process	76
External Modules Disassembly Flowchart	76
Removing the Battery Pack	77
Removing the Base Door	78
Removing the HDD Module	79
Removing the WLAN Module	83
Removing the DIMM Modules	85
Removing the Keyboard	86
Main Unit Disassembly Process	88
Main Unit Disassembly Flowchart	88
Removing the Palmrest Module/Upper Case	89
Removing the Touchpad/Fingerprint Module	92
Removing the RF Key Control Module	97
Removing the TPM Board	98
Removing the Mainboard	99
Removing the Thermal Module	102
Removing the CPU	104
Removing the RTC Battery	105
Removing the Speakers	106
Removing the DC In Module	107
Removing the LCD Module	108
LCD Module Disassembly Process	110
LCD Module Disassembly Flowchart	110
Removing the LCD Bezel	111
Removing the LCD Hinges	113
Removing the Microphone	114
Removing the Camera Board	115
Removing the LCD Panel	117
Removing the LCD FPC Cable	118
LCD Module Reassembly Process	120
Replacing the LCD FPC Cable	120
Replacing the LCD Panel	122
Replacing the Camera Board	123
Replacing the Microphone	125
Replacing the LCD Hinges	126
Replacing the LCD Bezel	127
Main Unit Reassembly Process	129
Replacing the LCD Module	129
Replacing the DC In Module	131
Replacing the Speakers	132
Replacing the RTC Battery	133
Replacing the CPU	134
Replacing the Thermal Module	135
Replacing the Mainboard	137
Replacing the TPM Board	140
Replacing the RF Key Control Board	141
Replacing the Touchpad/Fingerprint Module	142
Replacing the Palmrest Module/Upper Case	147
External Module Reassembly Process	150
Replacing the Keyboard	150
Replacing the DIMM Modules	152
Replacing the WLAN Module	153
Replacing the HDD Module	155
Replacing the Base Door	159
Replacing the Battery Pack	160
CHAPTER 4 - Troubleshooting	161
Troubleshooting	163
General Information	163
Power On Issues	164
No Display Issues	165
LCD Failure	167
Keyboard Failure	168
Touchpad Failure	169
Internal Speaker Failure	170
Microphone Failure	172
USB Failure	173
WLAN Failure	174
Bluetooth Failure	175
Card Reader Failure	176
Thermal Unit Failure	177
Other Functions Failure	178
Intermittent Problems	179
Undetermined Problems	179
Error Codes	180
BIOS Beep Codes	181
POST Codes	186
Component Codes	186
Progress Codes	190
CHAPTER 5 - Jumper and Connector Locations	191
Jumper and Connector Locations	193
Mainboard Layout	193
Clearing Password Check and BIOS Recovery	195
Clearing the BIOS Passwords	195
Performing a BIOS Recovery	196
CHAPTER 6 - FRU List	199
FRU (Field Replaceable Unit) List	201
TravelMate P633V/P633M Exploded Diagrams	202
Main Assembly	202
LCD Assembly	204
FRU List	206
CHAPTER 7 - Test Compatible Components	215
Test Compatible Components	217
Microsoft Windows 7 Environment Test	218
CHAPTER 8 - Online Support Information	225

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