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Acer Aspire X1470 Acer Aspire X1470 Service Guide - Page 65

Reinstalling the Heat Sink Fan Assembly

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Reinstalling the Heat Sink Fan Assembly 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. Connect the fan cable to its mainboard connector. 2. Position the heat sink fan assembly on top of the processor, making sure the screws are aligned with the screw holes on the mainboard. 3. Secure the heat sink fan assembly to the mainboard using four screws. Aspire AX1470 Service Guide 57

Section	Page
Aspire AX1470 Desktop Computer Service Guide	1
Features and Specifications	9
System Features	9
Audio	10
I/O Ports and LED Indicators	10
Physical Specifications	11
Environmental Requirements	11
System Tour	12
Front View	12
Rear View	13
System Utilities	15
CMOS Setup Utility	15
Entering CMOS Setup	16
Navigating Through the Setup Utility	16
Setup Utility Menus	17
System Disassembly	29
Disassembly Tools	29
Pre-disassembly Procedure	29
Disassembly Procedures	30
Removing the Side Panel	30
Removing the Front Bezel	31
Removing the Heat Sink Fan Assembly	32
Removing the Processor	33
Removing the HDD-ODD Bracket	34
Removing the Optical Drive and the Hard Disk Drive	35
Detaching the Front Bezel	38
Removing the Optional Expansion Boards	39
Removing the Memory Modules	40
Removing the Power Supply Unit	41
Removing the Front I/O and Optional Card Reader Assemblies	43
Removing the Mainboard	46
Reassembly Procedures	48
Reinstalling the Mainboard	48
Reinstalling the Front I/O and Optional Card Reader Assembly	50
Reinstalling the Power Supply Unit	53
Installing the Memory Modules	55
Installing the Optional Expansion Boards	56
Reinstalling the Front Bezel Power Button/LED Cable	58
Reinstalling the Optical Drive and the Hard Disk Drive	59
Reinstalling the HDD-ODD Bracket	63
Reinstalling the Processor	64
Reinstalling the Heat Sink Fan Assembly	65
Reinstalling the Front Bezel	66
Reinstalling the Side Panel	67
Troubleshooting	69
Hardware Diagnostic Procedure	69
System Check Procedures	69
Checkpoints	70
POST Error Indicators	74
BIOS Recovery	85
Creating the BIOS Crisis Recovery Disk	85
Performing a BIOS Recovery	85
BIOS Update	86
Updating the BIOS in DOS Mode	86
Updating the BIOS in Windows Mode	87
Clearing CMOS	90
System Architecture	91
Block Diagram	91
Mainboard Layout	92
Jumper Setting	93
Internal header pin definition	94
Connector pin definition	95
Connecting Optional Devices	97
Connecting Case Components	99
Field Replaceable Unit (FRU) List	101
Exploded Diagram	102
Aspire AX1470 FRU List	103
Technical Specifications	115
Processor	115
Chipsets	115
BIOS	115
Memory	116
Hard Disk Drive	116
Optical Disc Drive	116
Card Reader (optional)	117
Gigabit Ethernet	117
Audio	117
Power Supply Unit	117
Power Management	118

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