
GH-PDU21-MF
REV.1002
Intel® Pentium® 4 LGA775 / mPGA478
AMD K8(939/754) / K7
Installation Guide
050318

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GH-PDU21-MF
English
Table of Content
Checklist............................................................................................................3
Specification.......................................................................................................4
Feature..............................................................................................................4
Warranty Item.....................................................................................................5
Precautions........................................................................................................5
Installation Instructions for Fan Control Box & Power Cable.......................................6
Power Installation and 3.5” Fan Speed Controller Installation.......................................7
Power Installation and PCI Fan Speed Controller Installation.......................................8
Installation Instructions for P4 LGA775RM & Cooler...................................................9
Installation Instructions for Intel® Pentium® 4 mPGA478 Clips....................................10
Installation Instructions for AMD K8 (939 / 754) Clip..................................................11
Installation Instructions for AMD K7 Clip.................................................................12

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GH-PDU21-MF
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Checklist
(1)GH-PDU21 -MF Cooler
(3) P4 clips
(5) K7 clip
(8) Fan control box
(2)LGA775 RM
(12) GH-PDU21-MF
user's manual
(6) Heat sink paste
(9) Speed control
& 3.5” bracket
(11) PCI bracket (10) Power cable
(4) K8 clip
(7) Screw
(13) Double-sided
adhesive strip
(note1)
<note1> The double-sided adhesive strip is to attach the fan control box to the chassis.

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GH-PDU21-MF
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Specification
y Heat Sink Dimension : 110x110 x 109mm
y Heatpipe Number : 4
y Fan Speed : 1,700~3,200 rpm
y Rated Voltage : 12V
y Noise :21.3 ~ 40.1 dBA
y Bearing Type: Ball Bearing
y Base Maerial : Copper w/ Ni coating
y Unique and patented cooler bracket design for Intel
®
Pentium®4 LGA775 / mPGA 478 / AMD K8( 939/ 754 )
/ K7 Platform
y 4 heatpipe design
y Adjustable fan speed control panel
y High airflow fan w/ VR function (1,700~3,200 rpm)
y Unique fan frame design sustained by 4 artistic pillars
y Brilliant Blue LEDS
y Omni- directional cooler design
y Linear fan speed control module, suitable for both 3.5” front panel and PCI rear panel
y Easy clip installation – No tool required
y Fin Material : Al fin
y Rated Current : 0.1 ~ 0.5A
y Airflow : 36.2 ~ 68.5 CFM
y Life Expectancy : 50,000 hr
y Total Weight : 430g
y Application :
Intel
®
Pentium® 4 LGA775 840 / 670 / 570(3.8GHz)
Intel
®
Pentium® 4 478 3.4GHz
AMD Athlon
TM
FX55 / AMD AthlonTM XP 4000+
AMD K7 3200+
Feature

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<Warranty coverage does not include the following>
Incorrect method of operation or use of product not for intended use
Operational use beyond the advised standards (eg. overclocking)
Inability to install the product as a result of incompatibility with the motherboard used
Damage of product as a result of other product components
Any form of alteration to original product
A faulty product that leads to harm or damage to other products
Damage caused by natural disasters (eg. earthquake, fire, flood)
Products with a warranty sticker that is removed, torn or unreadable
Due to the weight of the cooler exceeding normal standards, please remove the cooler before computer transport to
prevent damage to the cooler itself as well as prevent problems during installtion.
The cooler fan speed levels provided are for reference use only. Please refer to the motherboard BIOS to verify
actual fan speed levels.
Each connector on the fan control box is foolproof. Read the user’s manual before use.
Before use, please remove the bottom protective layer of the cooler.
Please make sure the computer is turned off and its power disconnected prior to installation.
Precautions
Warranty Item

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GH-PDU21-MF
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Installation Instructions for Fan Control Box & Power Cable
Power Cable connector
Fan Control Box
Connector for 3.5
Fan Speed
controller
Power connector for Cooler
Connect the other end of the power
cable to the 3-pin CPU fan header
on the motherboard.
o r
Connect the other end of the power
cable to the 4-pin CPU fan header
on the motherboard. (LGA775)

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GH-PDU21-MF
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Figure 1-1
Figure 1
Securely hold the 3.5” fan speed controller bracket in place with
the screws provided(Figure 1-1).
Figure 2-1
Power Installation and 3.5” Fan Speed Controller Installation
Figure 3-1
Figure 4-1
Figure 1-2
Figure 2
Connect the cable connector of the 3.5" fan speed controller
to the fan control box (Figure 2-1).
Figure 3
Connect the power cable connector of the cooler to the fan
control box (Figure 3-1).
Figure 4
Assure that one end of the power cable included with the
GH-PDU21-MF cooler is connected to the fan control box
(Figure 4-1). Connect the other end to the CPU fan header on
the motherboard. Then the installation is completed .
(Figure 4-2).
Figure 4-2

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GH-PDU21-MF
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Figure 1
Disassemble the turn knob, bolt and fan speed controller from
the 3.5” bracket and reassemble these parts onto a PCI bracket
in sequence.
Figure 2
Place the PCI bracket with the fan speed controller in the
selected PCI slot. Use screws to secure the PCI bracket in
place.
Figure 3
Repeat the steps in “Power Installation and 3.5” Fan Speed
Controller Installation (Figure 2-1~Figure 4-2)”.
The installation is now completed.
Power Installation and PCI Fan Speed Controller Installation
Figure 1-1
Figure 2-1
Figure 3-1
Figure 1-2