HP Surestore Disk Array 12h - And FC60 Service Manual page 343

.
Figure 116
Door Lock
4. Switch off power to the disk enclosures.
5. Disconnect the Fibre Channel cables. Use a label to identify which MIA (upper "A" or
lower "B") the cable is connected to. This will ensure that each cable is reconnected to
the correct MIA connector on the controller enclosure.
6. Disconnect the SCSI cables from the controller enclosure. Use a label to identify which
SCSI connector the cable is connected to. This will ensure that each cable is
reconnected to the correct SCSI connector on the controller enclosure.
Terminators may remain connected to the enclosure, but this increases the possibility
of jarring one during handling causing damage to the terminator or enclosure connector.
7. Remove the battery backup module to reduce the weight of the enclosure during
handling. See "Battery Backup Unit (BBU) Removal/Replacement" on page
8. Remove the enclosure rail clamps. Remove the two screws (F in
of the clamps (E) and remove the clamps.
9. Remove the enclosure front cover
an inch then slide it down an inch and outward to free it from the enclosure.
10. Disconnect the front of the controller enclosure from the rack column by removing the
two screws (A in Figure
enclosure.
(Figure 105 on page
117) from each mounting bracket (B) at the front of the
Internal Controller Enclosure Assemblies
325.
Figure 117) from each
322). Pull the bottom out about
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