HP Compaq Presario,Presario V4000 Maintenance And Service Manual page 172

Removal and Replacement Procedures
14. Remove the two Phillips PM2.5×8.0 round head screws 1
and the Phillips PM2.0×4.0 screw 2 that secure the USB
board to the frame.
Removing the USB Board Screws, HP Pavilion dv4000 Models
15. Lift the left side of the USB board 1 until it rests at an angle.
16. Slide the USB board to the left 2 and remove it from the
frame.
Removing the USB Board, HP Pavilion dv4000 Models
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