Oracle SPARC Enterprise M4000, Installation And Service Manual, Page: 122 / 182

4-26 External I/O Expansion Unit for SPARC Enterprise M x 000 Servers Installation and Service Manual • April 2011
Caution – The PSU is heavy (7.5 lb/3.4 kg).
When you can see the warning label on the top of the PSU, the PSU is almost
fully out of the PSU slot.
Caution –
Do not allow the rear of the PSU to drop. The connector at the rear of the
PSU can be damaged if it strikes the edge of the slot.
d. Support the bottom of the PSU with one hand, and pull the PSU out of the
External I/O Expansion Unit.
e. Set the PSU flat on an antistatic surface.
Caution – Do not rest a PSU vertically. The plastic electrical connector on the back is
breakable.
12. Remove the External I/O Expansion Unit chassis from the rack.
a. Use a No. 2 Phillips screwdriver to remove the four mounting screws from
the front of the chassis (
FIGURE 2-6
).
b. Pull the chassis out of the rack and place it on an antistatic workbench.
The empty chassis weighs 30 lb (13.6 kg).
4.12.3 Moving the Bezel to the New Chassis
1. Use an antistatic strap for this procedure.
2. Remove the bezel from the old chassis:
a. Use a No. 1 Phillips screwdriver to remove the top cover (
FIGURE 4-6
).
There are 14 screws on the cover:
■
2 screws on the right side
■
2 screws on the left side
■
10 screws on the top
Note that the top cover of the old chassis can be identified by the presence of
service labels. The top cover of the new chassis does not have service labels.