HP Array Controller HSG V8.7 Software - Manual (Page 226)

5–30 HSG80 User’s Guide
When the controllers shut down, their reset buttons and their first three
LEDs are lit continuously. This may take several minutes, depending on
the amount of data that needs to be flushed from the cache modules.
4. Turn off the power to the subsystem.
5. Insert the new ECB SBB into its slot.
Caution The ECB cable has a 12-volt and a 5-volt pin. Improper
handling or misalignment when connecting or disconnecting could
cause these pins to contact ground, resulting in cache module damage.
6. Connect the open end of the ECB Y cable to the new ECB.
7. Restore power to the subsystem. The controller automatically restarts.
8. Disconnect the ECB cable from the old ECB.
9. Start FRUTIL with the following command:
RUN FRUTIL
FRUTIL displays the following:
Do you intend to replace this controller’s cache battery? Y/N
10. Type Y(es). FRUTIL displays the following:
If the batteries were replaced while the cabinet was powered
down, press return.
Otherwise follow this procedure:
WARNING: Ensure that at least one battery is connected to the
Y cable at all times during this procedure.
1. Connect the new battery to the unused end of the 'Y' cable
attached to cache A [or B].
2. Disconnect the old battery. Do not wait for the new
battery's status light to turn solid green.
3. Press return.
11. Press return.
FRUTIL displays the following:
Updating this battery's expiration date and deep discharge
history.
Field Replacement Utility terminated.
12. Disconnect the PC or terminal from the controller’s maintenance port.