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Heat sink
NOTE: The heat sink spare part kits include replacement thermal material.
Description Spare part number
For use only with HP Compaq 6735b computer models 488315-001
For use only with HP Compaq 6730b computer models 486289-001
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.
3. 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 following components:
a. Keyboard (see
Keyboard on page 61)
b. Switch cover (see
Switch cover on page 66)
c. Fan (see
Fan on page 68)
Remove the heat sink:
NOTE: Steps 1 through 4 apply only to HP Compaq 6730b computer models. See steps 5 through 8
for removing the heat sink on HP Compaq 6735b computer models.
1. Loosen the two Phillips PM2.0×4.0 captive screws (1) that secure the heat sink clip to the heat
sink.
2. Remove the heat sink clip (2) by sliding it to the right, and then lifting it up.
Component replacement procedures 69