Dell Inspiron 3670 Service Manual - Page 37

Removing the processor fan and heat-sink assembly, Prerequisites, Procedure

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22 Removing the processor fan and heat-sink assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. WARNING: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it. CAUTION: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your skin can reduce the heat transfer capability of the thermal grease. Topics: • Prerequisites • Procedure Prerequisites Remove the computer cover. Procedure 1 Pry and release the tabs that secure the fan shroud to the processor fan and heat-sink assembly. 2 Lift the fan shroud off the processor fan and heat-sink assembly. 3 Disconnect the processor-fan cable from the system board. (FAN CPU) Removing the processor fan and heat-sink assembly 37

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Removing the processor fan and heat-sink
assembly
WARNING:
Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in
Before working inside your computer
. After working inside your computer, follow the instructions in
After working inside
your computer
. For more safety best practices, see the Regulatory Compliance home page at
www.dell.com/
regulatory_compliance
.
WARNING:
The heat sink may become hot during normal operation. Allow
sufficient
time for the heat sink to cool before you
touch it.
CAUTION:
For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your skin can
reduce the heat transfer capability of the thermal grease.
Topics:
•
Prerequisites
•
Procedure
Prerequisites
Remove the
computer cover
.
Procedure
1
Pry and release the tabs that secure the fan shroud to the processor fan and heat-sink assembly.
2
Lift the fan shroud
off
the processor fan and heat-sink assembly.
3
Disconnect the processor-fan cable from the system board. (FAN CPU)
22
Removing the processor fan and heat-sink assembly
37