Dell OptiPlex GX260 Service Manual page 90

b. Make sure that the riser board is fully seated in the connector on the system board.
Replacing the Card Cage
1 card cage
2 tabs
3 slots
6. Reconnect any cables that you removed in
7. Connect any cables that should be attached to the card.
NOTICE: Do not route card cables over or behind the cards. Cables routed over the cards can prevent the computer
cover from closing properly or cause damage to the equipment.
8. Close the computer cover.
9. Attach the computer stand (optional).
10. Install any drivers required for the card as described in the card documentation.
Serial Port Adapters
Installing a Serial Port Adapter
CAUTION: Before you perform this procedure, see
1. Remove the card cage (see
2. Press the lever on the retention arm and raise the retention arm.
3. Remove the filler bracket.
Raising the Retention Arm and Installing a Serial Port Adapter
step 1.
step 1 in "Removing a PCI Card").
"Precautionary Measures."