Servicing the Battery (CRU)
The battery maintains system time when the controller is powered off and a time controller is unavailable. If the controller fails to maintain the proper time when the controller is powered off and not connected to a network, replace the battery.
 | Caution - Ensure that all power is removed from the controller before removing or installing the battery. You must disconnect the power cables from the system before performing these procedures. |
This section covers the following procedures: