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Acer Aspire 3650 Aspire 3650 / TravelMate 2450 Service Guide - Page 73

Disassembling the Lower Case Assembly, Detach the modem cable from the lower case.

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12. Disconnect the touchpad FFC. 13. Then remove the touchpad FFC from the touchpad. 14. Detach the touchpad from the upper case. Disassembling the Lower Case Assembly 1. Detach the switch board from the main board. 2. Remove the screw fastening the modem board. 3. Disconnect the modem board from the main board then detach the modem board. 4. Detach the modem cable from the lower case. 5. Disconnect the speaker cable from the main board. 6. Then disconnect the microphone cable from the main baord. Chapter 3 67

Section	Page
Aspire 3650/TravelMate 2450 Service Guide	1
Chapter One	7
Features	7
System Block Diagram	9
Board Layout	10
Top View	10
Bottom View	11
Jumper Board Layout	12
Switch Board Top View	12
Media Board Top View	12
Media Board Bottom View	13
LS-2923P Power Board Top View	13
Jumper Setting	14
Your Acer Notebook tour	15
Front view	15
Closed Front View	17
Left View	18
Right View	20
Rear Panel	20
Base view	22
Indicators	23
Easy-Launch Buttons	24
Using the Keyboard	26
Lock Keys and embedded numeric keypad	26
Windows Keys	27
Hot Keys	27
Special Key	29
Acer Empowering Technology	30
Acer eDataSecurity Management	30
Acer eLock Management	32
Acer ePerformance Management	33
Acer eRecovery Management	34
Acer eSettings Management	35
Acer eNet Management	36
Acer ePower Management	37
Hardware Specifications and Configurations	40
Chapter Two	49
BIOS Setup Utility	49
Navigating the BIOS Utility	50
Information	51
Main	52
Advanced	54
Security	55
Boot	59
Exit	60
BIOS Flash Utility	61
Chapter Three	64
General Information	64
Before You Begin	64
Disassembly Procedure Flowchart	65
Removing the Battery Pack	67
Removing the HDD Module/Memory/System Fan/Thermal Module/ CPU/ODD Module and LCD Module	68
Removing the HDD Module	68
Removing the Memory/System Fan/Thermal Module/CPU	68
Removing the ODD Module	70
Removing the LCD Module	70
Disassembling the Main Unit	72
Separate the Main Unit Into the Upper and the Lower Case Assembly	72
Disassembling the Upper Case Assembly	72
Disassembling the Lower Case Assembly	73
Disassembling the LCD Module	75
Disassembling the External Modules	77
Disassembling the HDD Module	77
Disassembling the ODD Module	77
Chapter Four	80
System Check Procedures	80
External Diskette Drive Check	80
External CD-ROM Drive Check	80
Keyboard or Auxiliary Input Device Check	80
Memory check	81
Power System Check	81
Touchpad Check	83
Power-On Self-Test (POST) Error Message	84
Index of Error Messages	85
Phoenix BIOS Beep Codes	88
Index of Symptom-to-FRU Error Message	92
Intermittent Problems	95
Undetermined Problems	96
Chapter Five	97
Board Layout	97
Top View	97
Bottom View	98
Jumper Board Layout	99
Switch Board Top View	99
Media Board Top View	99
Media Board Bottom View	100
LS-2923P Power Board Top View	100
Jumper Setting	101
Chapter Six	104
Exploded Diagram	104

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