Dell Inspiron N4110 Service Manual download pdf (Page 89)

Thermal Cooling Assembly 89

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 dell.com/regulatory_compliance.

WARNING: If you remove the thermal cooling assembly from the computer when

the heat sink is hot,

do not touch

the metal housing of the thermal cooling

assembly.

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 15) before working inside the computer.

Removing the Thermal Cooling Assembly

Follow the instructions in "Before You Begin" on page 9.

Remove the system board (see "Removing the System Board" on page 77).

Turn the system board over and keep it on a clean surface.

In sequential order (indicated on the thermal cooling assembly), loosen

the seven captive screws that secure the thermal cooling assembly to the

system board.

Lift the thermal cooling assembly off the system board.

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Dell Inspiron N4110 Service Manual Page 89