HP CQ40-408AU, CQ40-416TU, CQ40-417TU, CQ40-404AX, CQ40-421AX, CQ40-409TU manual

Models: CQ40-408AU CQ40-416TU CQ40-404AX CQ40-421AX CQ40-409TU CQ40-417TU

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3.Remove the heat sink (2).

NOTE: The thermal material must be thoroughly cleaned from the surface of the heat sink (1) and the processor (2) each time the heat sink is removed. Thermal pads and thermal paste must also be installed on all surfaces before the heat sink is reinstalled. Thermal pads must be placed in all of the following locations on the heat sink: the four specifically marked areas (3), the nVIDIA video chip (4), the Northbridge chip (5), and the capacitors (6).

Reverse this procedure to install the heat sink.

78 Chapter 4 Removal and replacement procedures

Page 86
Image 86
HP CQ40-408AU, CQ40-416TU, CQ40-417TU, CQ40-404AX, CQ40-421AX, CQ40-409TU manual