IBM 11000 VA LCD 5U, Installation And Maintenance Manual, Page: 63 / 92

To remove input power to change the battery modules, complete the following
steps.
Note: Qualified personnel can replace internal batteries without shutting down the
UPS and without having to remove the UPS from the rack cabinet.
1. Press and hold the on/off button until the long beep ceases (approximately 3
seconds), and then disconnect the UPS.
2. Wait 60 seconds while the internal processor shuts down before you disconnect
the battery.
To replace the battery modules, complete the following steps:
1. Remove the UPS lower front bezel. Press the two side latches toward each
other to release the bezel, and pull the bezel away.
OK OK
100%
6
min
2. Loosen the thumbscrew on the left battery retention bracket
1
, slide the
bracket to the right
2
, rotate the bracket out
3
, and then remove it.
OK OK
100%
6
min
L
Chapter 5. Hardware maintenance information
49