Cisco 1240 Hardware Installation Manual page 168

Disabling and Enabling the BBU in the Router
When the BBU discharge is disabled by the backup-battery inhibit discharge command, the BBU does
Note
not charge, even if it is connected to AC power. The BBU discharge must be enabled by the
backup-battery un-inhibit discharge command, and the BBU connected to AC power, for the BBU to
charge.
To enable the BBU discharge in a Cisco CG-OS router:
Connect the router to an AC power source.
Step 1
Enter the backup-battery un-inhibit discharge EXEC command:
Step 2
CGR1240# battery-backup un-inhibit discharge
For more information, see the
Enabling the BBU Discharge in a Cisco IOS Router
Note Enable the BBU discharge—for example, if a BBU is in a disabled state after storage, shipping or
transportation.
Note When the BBU discharge is disabled by the backup charge-discharge disable command, the BBU does
not charge, even if it is connected to AC power. The BBU discharge must be enabled by the backup
charge-discharge enable command, and the BBU connected to AC power, for the BBU to charge.
To enable the BBU discharge in a Cisco IOS router:
Step 1 Connect the router to an AC power source.
Step 2 Enter the backup charge-discharge enable EXEC command:
CGR1240# battery charge-discharge enable
For more information, see the
Enabling the BBU Operation in a Cisco CG-OS Router
Enable the BBU operation—for example, after a replacement BBU is placed in an installed and
Note
operational router.
To enable the BBU operation in a Cisco CG-OS router:
Step 1 Connect the router to an AC power source.
Enter the backup-battery enable EXEC command:
Step 2
CGR1240# backup-battery enable
Cisco 1240 Connected Grid Router Hardware Installation Guide
12-20
"backup-battery inhibit discharge" section on page
"battery charge-discharge" section on page
Chapter 12 Installing Battery Backup Units
12-25.
12-27.
OL-26223-04