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Acer Aspire R3700 Service Guide - Page 36

Removing the CPU Fan, Lift CPU fan from CPU cooler. - motherboard

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Removing the CPU Fan WARNING:The heat sink becomes very hot when the system is on. NEVER touch the heat sink with any metal or with your hands. 1. Disconnect fan cable from the motherboard. 2. Use screwdriver to loosen the three screws from the CPU cooler. 3. Lift CPU fan from CPU cooler. 30 Chapter 3

Section	Page
Aspire R3700 Service Guide	1
Revision History	2
Copyright	3
Disclaimer	4
Conventions	5
Table of Contents	7
System Tour	8
Features	8
Block Diagram	11
System Components	12
Front Panel	12
Rear Panel	13
Hardware Specifications and Configurations	14
Processor	14
BIOS	14
BIOS Hotkey List	14
Main Board Major Chips	14
Memory Combinations	15
System Memory	15
Audio Interface	15
SATA Interface	16
USB Port	16
Environmental Requirements	16
Power Management	16
Power Management Function(ACPI support function)	17
Device Standby Mode	17
Global Standby Mode	17
Suspend Mode	17
ACPI	17
System Utilities	18
CMOS Setup Utility	18
Entering CMOS setup	19
Navigating Through the Setup Utility	19
Setup Utility Menus	20
System Disassembly	33
Disassembly Requirements	33
Pre-disassembly Procedure	34
Removing the Side Panel	35
Removing the CPU Fan	36
Removing the CPU Cooler	37
Removing the Memory Modules	38
Removing the Front D/B	39
Removing the Wireless LAN Card	40
Removing the S/PDIF Cover	41
Removing the Main Board	42
Removing the Hard Disk Drive	43
Remove the Battery.	44
System Troubleshooting	45
Hardware Diagnostic Procedure	45
System Check Procedures	46
Power System Check	46
System External Inspection	46
System Internal Inspection	46
Beep Codes	47
Checkpoints	48
Viewing BIOS checkpoints	48
Bootblock Initialization Code Checkpoints	48
Bootblock Recovery Code Checkpoints	49
BIOS Recovery	50
Jumper and Connector Information	51
M/B Placement	51
Jumper Setting	52
Setting Jumper	52
FRU (Field Replaceable Unit) List	59
Aspire R3700 Exploded Diagram	60

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