HP Compaq Presario,Presario 1500 Maintenance And Service Manual page 151

12. Remove the five TM2.5 × 5.0 screws 1 that secure the
TouchPad, TouchButton board, TouchPad bracket, and
pointing stick board to the palm rest (Figure 5-35).
13. Remove the TouchPad bracket 2 , pointing stick board 3 ,
TouchPad 4 , and TouchButton board 5 from the palm rest.
.
Figure 5-35. Removing the TouchPad Components on Dual
Stick Models
Reverse the preceding procedures to install the TouchPad
components.
Maintenance and Service Guide
Removal and Replacement Procedures
5–45