To connect the chassis to an AC power source:
Procedure
Step 1
Connect the AC power cable (supplied) to the recessed power plug on the rear of the concentrator.
Step 2
Plug the cable into an AC power source with a voltage of 100 VAC to 240 VAC.
Connecting a UPS to an AC-Powered Voice Gateway
Before you install a UPS, make sure that you read the installation instructions.
Note
The following figure shows a setup using a UPS.
Figure 14: Connecting a UPS to an AC-Powered Chassis
AC wall plug
3
AC plug
1
UPS
2
Connecting the Chassis to a +12V DC Power Supply
If you are powering the chassis using a +12V DC power supply, ensure that you have not connected the
chassis to an AC power source.
Do not use AC and DC power at the same time
. If you do, the unit stops
operating, and you must reboot it with only a single power source.
Caution
Power to a DC-powered chassis is provided by a 12 Volt battery.
Follow these guidelines before you install a battery:
•
Review the documents accompanying the battery before setting up your system.
Cisco VG310 and Cisco VG320 Voice Gateways Hardware Installation Guide
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Installing the Cisco VG310 and Cisco VG320 Voice Gateways
Connecting the Chassis to a +12V DC Power Supply