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Acer TravelMate 8172 Service Guide - Page 60

Disassembling the Lower Case, Remove the four screws that secure the mainboard.

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Disassembling the Lower Case 1. Remove the ODD from the lower case. 2. Disconnect the right speaker cable from USB cable and disconnect the USB cable from the mainboard. 3. Remove the two screws that secure the USB module. 4. Remove the USB module from the lower case. 5. Disconnect the USB module from the USB module. 6. Disconnect the left speaker cable from the mainboard. 7. Disconnect the Audio cable from the mainboard and remove the audio cable from the audio board. 8. Remove the four screws that secure the mainboard. 9. Detach the mainboard from the lower case assembly. 54 Chapter 3 download service manual and resetter printer at http://printer1.blogspot.com

Section	Page
Cover	1
Revision History	2
Copyright	3
Disclaimer	3
Conventions	4
Preface	5
T.O.C	6
CH1 System Specifications	7
Features	7
System Block Diagram	9
Board Layout	10
Top View	10
Bottom View	11
Outlook View	12
Front Open View	12
Front Closed View	13
Left View	14
Right Panel	15
Rear Panel	16
Bottom Panel	17
Indicators	18
Launch Keys	19
Using the Keyboard	21
Lock Keys	21
Embedded Numeric Keypad	22
Windows Keys	23
Hot Keys	24
The Euro Symbol	26
Touchpad	27
Touchpad Basics	27
Hardware Specifications and Configurations	29
CH2 System Utilities	38
BIOS Setup Utility	38
Navigating the BIOS Utility	39
Information	40
Main	41
Advanced	43
Security	44
Boot	48
Exit	49
BIOS Flash Utility	50
CH3 Machine Disassembly and Replacement	51
General Information	52
Before You Begin	52
Disassembly Procedure Flowchart	53
Removing the Battery Pack	55
Removing the HDD Module and the miniPCI	56
Removing the HDD Module	56
Removing the Memory	56
Removing the miniPCI	56
Disassembling the Main Unit into Upper Case and Lower Case	58
Disassembling the Lower Case	60
Disassembling the LCD Module and Upper Case	63
Disassembling the LCD Module	66
Disassembling the External Modules	68
Disassembling the ODD Module	68
Disassembling the Optical Drive Module	68
CH4 Troubleshooting	69
System Check Procedures	70
External Diskette Drive Check	70
External CD-ROM Drive Check	70
Keyboard or Auxiliary Input Device Check	70
Memory check	70
Power System Check	71
Touchpad check	72
Power-On Self-Test (POST) Error Message	73
Index of Error Messages	74
Phoenix BIOS Beep Codes	76
Index of Symptom-to-FRU Error Message	80
Intermittent Problems	84
Undetermined Problems	85
CH5 Jumper and Connector Locations	87
Top View	87
Bottom View	88
Main Board Layout	89
CH6 FRU (Field Replaceable Unit) List	91
Exploded Diagram	92
FRU List	94
AppA Model Definition and Configuration	102
TravelMate 8100 Series	102
AppB Test Compatible Components	103
Microsoft WindowsXP Pro Environment Test	104
AppC Online Support Information	106

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