Note: If you install an adapter that requires a coax cable in either of the two top
slots, you may not be able to lock the cable into place.
4. Remove the expansion-slot screw and cover. Save the cover in case you later
remove an adapter.
Expansion-Slot
Cover
5. If you are installing a POWER GXT500P or POWER GXT550P graphics adapter,
you must first ensure that it is adequately shielded:
a. Check to see if a four-slot EMC shield is installed in your system unit. The
four-slot EMC shield is a thin sheet of metal attached to the inside of the
back of your system unit around adapter slots 1, 2, 3, and 4. If a four-slot
EMC shield is installed in your system unit, the POWER GXT500P or
Chapter 4. Installing and Removing Options 4-73