Telephone operation
Telephone operation
To make a call using a corded headset:
Make sure a corded headset is connected to the console (page 28).
1.Press HEADSET on the console.
2.Wait for a dial tone, then dial the number.
3.To hang up, press HEADSET.
To make a call using a cordless headset:
You can make a call using a registered cordless headset (see Adding and registering a cordless headset on page 26). For more details on the cordless
headset operation, refer to the IS6100 user’s manual.
1.Enter the telephone number. Press DELETE to make corrections.
2.Lift the handset or press SPEAKER 
to dial.
3.Press 
on the cordless headset.
4.To hang up, press 
.
On hook dialing (predialing)
1.Enter the telephone number. Press DELETE to make corrections.
2.Lift the handset or press SPEAKER 
to dial.
To override automatic line selection, press LINE
Full-duplex speakerphone
During a call, press SPEAKER 
to switch between handsfree speakerphone and normal handset use. Press SPEAKER 
again if you are using
speakerphone or place the handset on the console to hang up.
Answering a call
Lift the handset, or press the corresponding line key (LINE 
, HEADSET on the console or press 
on a registered cordless
headset to answer an incoming call.
Temporary ringer silencing
When the telephone is ringing, you can temporarily silence the ringer of the console without disconnecting the call. Press MUTE to silence the ringer. The next call rings normally at the preset volume.
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