Operation
☞A
Normal vs Programming Mode
The US2002 has two operating modes: normal operating mode and programming mode. In normal operating mode, the Mic Kill key will be unlit, and in programming mode it will be lit continuously. To return the US2002 to normal operation if it has been left in programming mode, tap the Mic Kill key.
Volume Adjustment
If you are using a headset, adjust the intercom listen level with the Volume control on the front panel of the US2002. If you are using a speaker, adjust the intercom listen level with the Volume control on the speaker.
Receiving Calls
1.When there is an incoming call signal on a channel, the Call key for that channel will flash red. There will also be a beep tone if the beep feature has been activated (page 10).
2.Activate the microphone: If you are using a
☞You can also use the
3.Turn on the Talk and Listen keys for the calling channel and begin your conversation. Turn the keys off when finished.
☞When you tap the Headset key, or the Panel Mic key, or any Talk or Listen key, it
will lock in the on position. You may then tap the key again to turn it off. For momentary activation, press and hold the key. It will remain on as long as you hold it and it will turn off when you release it.
Calling an Intercom Channel
1.Press and hold the Call key for the channel that you want to call. An inaudible call signal will be sent, and your listen key for that channel will automatically turn on in preparation to receive a verbal response.
2.When you hear a response, release the Call key.
3.If you are using manual microphone activation, make sure your microphone is on: for a dynamic mic headset, tap the Headset key to turn it on; for a
4.Turn on the Talk key for the channel you called to begin you conversation.
5.Turn off your Talk and Listen keys to end the conversation.