External Cache Battery Replacement; Figure 5-2 External Cache Battery Storage Building Block - Compaq RA8000 User Manual

RA8000 and ESA12000 Storage Subsystems
7. Set the subsystem date and time. In single array controller configurations, set "this
controller." In dual-redundant array controller configurations, set "this controller".
and the "other controller" with the following commands:
SET THIS_CONTROLLER TIME= dd-mmm-yyyy:hh:mm:ss
SET OTHER_CONTROLLER TIME= dd-mmm-yyyy:hh:mm:ss
8. Disconnect the PC or terminal from the array controller's maintenance port.
5.5

External Cache Battery Replacement

Figure 5-2 External Cache Battery Storage Building Block

Faceplate and controls
for second battery
(dual-battery configuration only)
Use the following steps to replace the external cache battery with the cabinet powered off:
1. If the array controller and cache module are not operating, go to step 4. Otherwise, go
to the next step.
2. Connect a PC or terminal to the array controller's maintenance port. The array
controller to which you're connected is "this controller."
3. Shut down the array controllers. In single array controller configurations, shut down
"this controller." In dual-redundant array controller configurations, shut down the
"other controller" first, then shut down "this controller" with the following
commands:
SHUTDOWN OTHER_CONTROLLER
SHUTDOWN THIS_CONTROLLER
5–8
Battery disable switch
Status LED
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ECB Y cable
CXO6305B
EK–SMCPR–UG. A01