Dell Inspiron 15z 1570 Service Manual - Page 12

Processor Heat Sink

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Back to Contents Page Processor Heat Sink Dell™ Inspiron™ 1470/1570 Service Manual Removing the Processor Heat Sink Replacing the Processor Heat Sink WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. WARNING: If you remove the processor heat sink from the computer when the heat sink is hot, do not touch the metal housing of the processor heat sink. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell™ is not covered by your warranty. CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer. CAUTION: To help prevent damage to the system board, remove the main battery (see Removing the Battery) before working inside the computer. Removing the Processor Heat Sink 1. Follow the procedures in Before You Begin. 2. Remove the battery (see Removing the Battery). 3. Remove the system board (see Removing the System Board) and turn it over. 4. In sequential order (indicated on the processor heat sink), loosen the six captive screws that secure the processor heat sink to the system board. 1 processor heat sink 2 captive screws (6) 5. Lift the processor heat sink off the system board. Replacing the Processor Heat Sink NOTE: The original thermal pad can be reused if the original processor and heat sink are reinstalled together. If either the processor or heat sink is replaced, use the thermal pad provided in the kit to ensure that thermal conductivity is achieved. NOTE: This procedure assumes that you have already removed the processor heat sink and are ready to replace it. 1. Align the six captive screws on the processor heat sink with the system board and tighten the screws in descending order. 2. Replace the system board (see Replacing the System Board). 3. Replace the battery (see Replacing the Battery).

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Back to Contents Page
Processor Heat Sink
Dell™ Inspiron™ 1470/1570 Service Manual
Removing the Processor Heat Sink
Replacing the Processor Heat Sink
Removing the Processor Heat Sink
1.
Follow the procedures in
Before You Begin
.
2.
Remove the battery (see
Removing the Battery
).
3.
Remove the system board (see
Removing the System Board
) and turn it over.
4.
In sequential order (indicated on the processor heat sink), loosen the six captive screws that secure the processor heat sink to the system board.
5.
Lift the processor heat sink off the system board.
Replacing the Processor Heat Sink
1.
Align the six captive screws on the processor heat sink with the system board and tighten the screws in descending order.
2.
Replace the system board (see
Replacing the System Board
).
3.
Replace the battery (see
Replacing the Battery
).
WARNING:
Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
WARNING:
If you remove the processor heat sink from the computer when the heat sink is hot, do not touch the metal housing of the processor
heat sink.
CAUTION:
Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell™
is not covered by your warranty.
CAUTION:
To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal
surface (such as the back panel) on the computer.
CAUTION:
To help prevent damage to the system board, remove the main battery (see
Removing the Battery
) before working inside the
computer.
1
processor heat sink
2
captive screws (6)
NOTE:
The original thermal pad can be reused if the original processor and heat sink are reinstalled together. If either the processor or heat sink is
replaced, use the thermal pad provided in the kit to ensure that thermal conductivity is achieved.
NOTE:
This procedure assumes that you have already removed the processor heat sink and are ready to replace it.