HP Compaq NC4010 Maintenance And Service Manual page 126

Removal and Replacement Procedures
7. Turn the notebook right side up with the front facing toward
you.
8. If present, disconnect the Bluetooth wireless device cable 1
from the system board.
9. Disconnect the RTC battery cable 2 from the system board.
10. Release the ZIF connector 3 to which the TouchPad cable is
connected and disconnect the TouchPad cable 4 from the
system board.
Disconnecting the Top Cover Cables
5–46 Maintenance and Service Guide