13

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.

NOTE: Based on the selection you made at the time of purchase of your computer, location of the fan cable and dimensions of the thermal cooling assembly may vary.

Removing the Thermal Cooling Assembly

1Follow the instructions in "Before You Begin" on page 9.

2Remove the battery. See "Removing the Battery" on page 13.

3Follow the instructions from step 3 to step 8 in "Removing the Palm-Rest Assembly" on page 25.

4Disconnect the fan cable from the connector on the system board.

5In sequential order (indicated on the thermal cooling assembly), loosen the four captive screws that secure the thermal cooling assembly to the system board.

6Lift the thermal cooling assembly away from the computer.

Thermal Cooling Assembly

49

Page 49
Image 49
Dell M4040/14-N4050 owner manual Removing the Thermal Cooling Assembly