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CONSIDERATIONS
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HOW TO USE
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Be sure you are using the correct model for the voice terminal, as shown
below.
Model S101A (silver) is used with digital voice terminals only.
Model S102A (black) is used with analog voice terminals only.
The HFU can be used with the 10-button, BIS-10, BIS-22, 34-button,
34-button deluxe, SP-34, SP-34D, BIS-34, and BIS-34D analog voice
terminals. When you use the HFU with a 7406 digital voice terminal,
you must use a local power unit.
If you program an Auto Answer-Intercom button, you can have the
Hands-Free Unit go on automatically when you receive intercom calls.
(See “Auto Answer-Intercom.”)
use your Hands-Free Unit to place a call:
Without lifting your handset, touch Speakerphone.
The speakerphone and microphone lights come on, and you hear the dial tone.
Dial the number.
When the person answers, begin the conversation.
You can slide the volume control lever on the front of
lower or raise the volume of the other person’s voice.
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answer an outside call using a Hands-Free Unit:
Touch Speakerphone.
The speakerphone and microphone lights go on,
Begin the conversation.
disconnect a call:
the Hands-Free Unit to
When you are finished with the call, touch Speakerphone.
The speakerphone and microphone lights go off.
If you want to prevent the other person on the call from listening while you
speak with someone in your office:
1 Touch Microphone.
The microphone light goes off.
When you are ready to speak again with the person:
1 Touch Microphone again.
The microphone light goes on.
2-180 MERLIN II System Features