Compaq Presario,Presario 900 Maintenance And Service Manual page 108

Removal and Replacement Procedures
7. Disconnect the modem cable from the mini PCI
communications board 1 (Figure 5-13).
8. Spread the retaining tabs 2 on each side of the mini PCI
communications board. The board releases and rests at an
angle.
9. Remove the board by pulling it away from the socket at an
angle 3.
Figure 5-13. Removing a Mini PCI Communications Board
Reverse the preceding procedures to install a mini PCI
communications board.
5–16 Maintenance and Service Guide