Installing Bbu 0; Installing Bbu 1 Or Bbu 2 - Cisco 1240 Hardware Installation Manual

Chapter 12 Installing Battery Backup Units

Installing BBU 0

To install BBU 0 (the first BBU) in the router, follow these steps. If you are installing a second or third
BBU, follow the steps in the
Power down the router completely.
Step 1
For more information, see:
http://www.cisco.com/en/US/docs/routers/connectedgrid/cgr1000/hardware/cgr1240/power.off.html
Open the chassis.
Step 2
For more information, see:
http://www.cisco.com/en/US/docs/routers/connectedgrid/cgr1000/hardware/cgr1240/chassis.html
Remove the BBU cable (from BBU 0, if present).
Step 3
Install the new BBU.
Step 4
Connect the BBU cable to the newly installed BBU.
Step 5
Close the router chassis.
Step 6
For more information, see:
http://www.cisco.com/en/US/docs/routers/connectedgrid/cgr1000/hardware/cgr1240/chassis.html
Reconnect the router to AC power.
Step 7
For more information, see:
http://www.cisco.com/en/US/docs/routers/connectedgrid/cgr1000/hardware/cgr1240/cabling.html#wp1
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Installing BBU 1 or BBU 2

To install BBU 1 or BBU 2 (a second or third BBU) in the router, follow these steps:
Open the chassis door by following the steps in the
Step 1
Step 2 Align the BBU so that the locating pin and the female battery-to-battery connector are facing out and the
locating notch is at the top of the router.
Slide the locating notch on the new BBU over the locating pin on the installed battery, and verify that
Step 3
the BBU male connector on the new BBU is aligned with the female connector on the installed BBU.
Press firmly against the new BBU to seat the connectors and connect the new BBU to the installed BBU.
Step 4
Use your hand to loosely and evenly tighten the six captive screws on the new BBU into the
Step 5
corresponding six threaded connectors on the installed BBU. Then use the #1 Phillips screwdriver to
tighten the screws to the installed BBU using 7-9 in-lbs of torque
OL-26223-04
"Installing BBU 1 or BBU 2" section on page
"Opening the Router Chassis"
Cisco 1240 Connected Grid Router Hardware Installation Guide
Installing a BBU in the Router
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