Chapter 5: System Maintenance
5-9
5.4.3 Replacing a Faulty BBU
To replace a BBU, please follow these steps:
Step 1.
Remove controller as previously described.
Step 2.
Remove the faulty BBU from the chassis
. Loosen the
captive screw at the end of BBU module.
Step 3
.
Install the replacement module by orienting its protruding edge
on one side into the insertion slot, and lowering it towards the
charger board. See
#1
in the figure below.
Installing BBU into a Controller
Step 4
.
Carefully align the BBU connector with that on the charger
board. Put the BBU down to mate the connectors. Guide pins
on the BBU will help ensure proper connection. See
#2
in the
figure above.
Step 5.
Secure the BBU by fastening its captive screw.
See
#3
in
the figure above.
Step 6.
Re-install the controller,
as previously described
.
Step 7.
Power on the system
. The BBU LED will start flashing to
indicate that the BBU is being charged. When the BBU is fully
charged, the LED will be off.