Apple Xserve (Early 2008) DIY Procedure for Rear ID Button - Manual (Page 3)

Xserve (Late 2006/Early 2008) Rear ID Button Replacement Instructions 3
Removing the Installed Rear ID Button
Note: Before you can remove the rear ID button, you must first remove the right PCI riser card
and any installed expansion card.
Right PCI Riser Card
Loosen the two captive screws that secure the right riser bracket to the back panel. 1.
Carefully pull up on the right bracket and riser to disconnect the riser from the logic board. If 2.
an expansion card is installed in the riser, leave it attached.
Tilt the expansion card up so that its port clears the enclosure, and remove the riser and card 3.
from the Xserve.
Rear ID Button
Locate the rear ID button. 1.