HP Array Controller HSG V8.7 Software - Manual (Page 84)

Environmental Monitoring Unit
3–28 UltraSCSI RAID Enclosure
Replacing an EMU
Complete the procedure in Table 3–9 to remove an EMU and
complete the procedure in Table 3–10 to install an EMU.
Table 3–9 Removing an EMU
1. Clear the cache module and shut down the array controller per the
array controller documentation.
2. If there are no expansion enclosures, go to step 3.
If there are expansion enclosures, press and hold the PVA standby
power switch (C
ALLOUT 1) on an expansion enclosure until the
master EMU initiates a power shut down of all enclosures.
3. Press and hold the PVA standby power switch (C ALLOUT 1) on the
master enclosure until the master EMU initiates a power shut down
on the master enclosure.
4. If there are no expansion enclosures, go to step 5.
If there are expansion
enclosures, turn O
FF all the
ac input boxes for each
expansion enclosure by
pressing O on each ac power
switch (C
ALLOUT 1).
5. Turn O FF all the ac input
boxes for the master
enclosure by pressing O on
each ac power switch
(C
ALLOUT 1).
CXO6303A
1
1
0
CXO5488B
2
1