adapter is seated into the slot on the bottom retaining clip.
Bottom Retaining Clip
Slot
Adapter
c. Slide the short adapter retaining arm toward the adapter or blank filler on the
cassette linkage rail.
1) If the short adapter retaining arm has been removed from the cassette
linkage rail, install the short adapter retaining arm and then slide the arm
92 Eserver pSeries 7311 Model D10 and Model D20 Service Guide