Dell Inspiron 14z N411z: Thermal Fan

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Thermal Fan

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.

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 Fan

1

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

2

Remove the battery. See "Removing the Battery" on page 13.

3

Remove the module cover. See "Removing the Module Cover" on page 15.

4

Remove the optical-drive assembly. "Removing the Optical Drive" on

page 23.

5

Remove the keyboard. See "Removing the Keyboard" on page 31.

6

Remove the palm-rest assembly. See "Removing the Palm-Rest Assembly"

on page 35.

7

Remove the screw that secures the thermal fan to the computer base.

8

Disconnect the thermal-fan cable from the connector on the system board.

9

Lift the thermal fan off the computer base.

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1 screw 2 thermal fan

3 system-board connector

Replacing the Thermal Fan

1

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

2

Align the thermal fan to the alignment posts in the computer base and

place the thermal fan in the computer base.

3

Replace the screw that secures the thermal fan to the computer base.

4

Connect the thermal-fan cable to the connector on the system board.

5

Replace the palm-rest assembly. See "Replacing the Palm-Rest Assembly"

on page 38.

6

Replace the keyboard. See "Replacing the Keyboard" on page 33.

7

Follow the instructions from step 5 to step 6 in "Replacing the Optical

Drive" on page 25.

8

Replace the module cover. See "Replacing the Module Cover" on page 16.

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9

Replace the battery. See "Replacing the Battery" on page 14.

CAUTION: Before turning on the computer, replace all screws and ensure that no

stray screws remain inside the computer. Failure to do so may result in damage to

the computer.

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