MM714B LEDs

Last Updated : Apr 02, 2020 |
Table 1: MM714B LEDs

LED

Name

Color

Indication

ALM

Alarm

Red

The module type is not the type configured in the MSG for the slot.

TST

Test

Green

Either a test is being performed on the module via the server, or the module is performing a self-test upon initial insertion.

ACT

Activity

Yellow

A device connected to the module is in use. This can include a telephone that is off the hook.

ETR

ETR

Green

The Emergency Transfer Relay (ETR) feature has been activated. This feature provides an emergency link between the telephone connected to the line port 4 and the trunk connected to trunk port 5 if power is disconnected from the Branch Gateway or if the Branch Gateway becomes unregistered from its Media Gateway Controller (MGC).

Turning on ETR manually using the set etr manual-on CLI command also lights this LED.