HP Compaq 8510w Mobile Workstation and HP Compaq 8510p Notebook PC - Maintenance and Service Guide

configurations, battery fast charging, and software requirements. Exhaust air is displaced through the

ventilation grill located on the left side of the computer.

Heat sink

Description Spare part number

Heat sink (includes a heat sink clip and replacement thermal material) 452227-001

Thermal Material Kits

For use in all countries or regions except Japan and Asia countries and regions 413706-001

For use only in Japan and Asia Pacific countries and regions 445853-001

Before removing the heat sink, follow these steps:

1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the

computer on, and then shut it down through the operating system.

2. Disconnect all external devices connected to the computer.

Disconnect the power from the computer by first unplugging the power cord from the AC outlet

and then unplugging the AC adapter from the computer.

4. Remove the battery (see

Battery on page 47).

5. Remove the keyboard (see

Keyboard on page 58).

6. Remove the fan (see

Fan on page 63).

Remove the heat sink:

1. Remove the six Phillips PM2.0×3.0 screws (1) that secure the heat sink and the heat sink retention

clip to the base enclosure.

Release the heat sink retention clip (2) by sliding it to the right.

64 Chapter 4 Removal and replacement procedures