Removal and Replacement Procedures

2.Disconnect the fan cable 1 from the system board.

3.Remove the 3 PM1.5×5.0 screws 2 that secure the heat sink to the notebook.

4.Remove the heat sink 3.

Removing the Heat Sink

Carefully clean any thermal pad residue from the heat sink and processor surfaces each time you remove the heat sink. Install a new thermal pad.

A thermal pad is included with the replacement heat sink and is also available using spare part number 371809-001.

Reverse the above procedure to install the heat sink.

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Maintenance and Service Guide

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HP ZE4900, NX9040, NX9030, NX9020 manual Removing the Heat Sink