2. Insert a flat-bladed tool into one of the four slots (3) in the switch cover and lift the switch cover
(4) until it disengages from the computer.
3. Remove the switch cover.
Reverse this procedure to install the switch cover.
Fan
Description Spare part number
Fan 443917-001
Before removing the fan, 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 46).
5. Remove the keyboard (see
Keyboard on page 62).
6. Remove the switch cover (see
Switch cover on page 68).
Remove the fan:
1. Disconnect the fan cable (1) from the system board.
NOTE: The illustration below shows the fan removal steps for the HP Compaq 6515b computer
model. The fan cable on the HP Compaq 6510b computer model is in a different location, but the
disconnection steps are the same.
2. Loosen the Phillips PM2.5×8.0 captive screw (2) that secures the fan to the computer.
Component replacement procedures 69
