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Thermal Cooling Assembly 45
12
Thermal Cooling Assembly
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.
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 a
connector on your computer).
CAUTION: To help prevent damage to the system board, remove the main battery,
see "Removing the Battery" on page 13, before working inside the computer.
Removing the Thermal Cooling Assembly
1
Follow the instructions in "Before You Begin" on page 9.
2
Remove the battery. See "Removing the Battery" on page 13.
3
Follow the instructions from step 3 to step 8 in "Removing the Palm-Rest
Assembly" on page 29.
4
Disconnect the display cable from the connector on the system board and
peel the cable off the thermal cooling assembly.
5
Disconnect the fan cable from the connector on the system board.
6
In sequential order (indicated on the thermal cooling assembly), loosen
the four captive screws that secure the thermal cooling assembly to the
system board.
7
Lift the thermal cooling assembly away from the computer.