20-8 SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
b. Remove two clock control units (CLKUs).
For a model with the expansion cabinet, disconnect the cables as well. Disconnect the
cables completely from both cabinets. (See Chapter 11)
c. Remove two XSCF units.
For a model with the expansion cabinet, disconnect the cables as well. Disconnect the
cables completely from both cabinets. (See Chapter 17)
d. Loosen the four screws securing the XBU shelf. While grasping the handle,
remove the shelf from the cabinet.
e. Remove all mounted I/O units (IOUs) including filler panels. (See Chapter 7)
f. Loosen the four screws securing the IOU shelf. While grasping the handle, pull
the shelf out partially. Then, move your hands to the top frame of the IOU shelf,
and remove the shelf from the cabinet.