NEC MC2400 - Manual (Page 103)

Upgrading Your System 4-21
3. Remove and save the expansion slot cover by sliding it straight back and out
of the slot.
Removing the Expansion Slot Cover
! CAUTION
Observe static precautions. Use an antistatic wrist strap.
4. Remove the option board from its protective wrapper, holding the board
only by the edges. Do not touch the board components or the gold
connectors.
5. Record the option board serial number in the equipment log.
6. Set any board jumpers or switches as described in the documentation that
comes with the option board.
7. Refer to the documentation accompanying the option board for information
on whether the board is a PCI or ISA board. Refer to “Option Board
Hardware Configurations” table to determine the recommended option board
slot assignment and configuration parameters.
Note: If you are adding a non-Plug and Play Legacy
ISA option board, run the SSU before installing the board.
For details on the SSU, refer to Appendix B.