HP COMPAQ NC4200 Maintenance And Service Manual page 96

Removal and Replacement Procedures
4. Loosen the PM2.5×13.0 hard drive retention screw 1.
5. Grasp the mylar tab 2 on the hard drive and slide the hard
drive to the left 3 to disconnect it from the system board.
6. Remove the hard drive 4.
Removing the Hard Drive
Maintenance and Service Guide 6–7