HP V4200 - Manual (Page 179)

Removal and Replacement Procedures
Maintenance and Service Guide 5–73
✎
Steps 19 through 25 apply to Compaq Presario V4200 and
HP Compaq nx7220 models.
19. Turn the top cover right-side up with the front toward you.
20. Disconnect the audio 1, USB 2, and Bluetooth cables 3
from the system board.
Disconnecting the System Board Cables, Compaq Presario V4200
and HP Compaq nx7220 Models