NEC EXPRESS 5800 ES1400 SERIES Online, Online Service Manual

Page: 82 / 198

4-22 Upgrading Your System
Removing an Option Board
Note: Expansion slot covers must be installed on all vacant slots
to maintain the electromagnetic emissions characteristics of the
system and to assure proper cooling of the system components.
1. Power off the system and remove the left side panel as described earlier in this chapter.
2.
Disconnect any cables attached to the option board you are removing.
3.
Remove and save the option board retaining bracket screw
4. Hold the board at each end and carefully rock it back and forth until the edge connectors pull
free. Make sure that you do not scrape the board against other components.
5.
Remove the board from the expansion slot and place it in an antistatic wrapper. If you are
replacing a board, go to "Installing an Option Board" earlier in this chapter, otherwise
continue.
6.
Install an expansion slot cover over the vacant slot using the previously removed screw.
7. Replace the left side panel and power on the system.
8. If you removed a non-Plug-and-Play ISA option board, run the SSU to configure the system as
described in the Appendix B.