HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software Maintenance and Service Guide (EK-G80MS-SA. C01, March 2005)

Replacing BA370, M2100 & M2200 Enclosure Elements
140 HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software
Maintenance and Service Guide
 b. Display and note the configuration information (for example, the
Failover mode, cache status, serial numbers, SCSI mode, and so
forth) for the operational controller by entering the following
command:
SHOW THIS_CONTROLLER
 c. Disable failover and take the controllers out of the dual-redundant
configuration by entering the following command:
SET NOFAILOVER
 d. Start the FRUTIL by entering the following command:
RUN FRUTIL
FRUTIL automatically asks you if you want to replace the controller
cache battery.
 e. Enter N(o).
 f. Enter 1 for the Replace or remove a controller or cache module
option.
Caution: Early removal of the cache module may cause the controller to
become inoperable. To prevent this, wait for
FRUTIL to instruct you to remove
the cache module.
FRUTIL displays the following message when it is ready for
you to remove the cache module:
Remove the slot
x cache module within 2 minutes.
 g. Enter 3 for the Other cache module option.
 h. Enter Y(es) to confirm the intent to remove the slot x cache module.
FRUTIL quiesces all device ports.
Caution: Wait for FRUTIL to quiesce the device ports—indicated by an All
device ports quiesced message. Failure to allow the ports to quiesce
can result in data loss. Quiescing can take several minutes.