
Add Another Person to a Call
1. Press the Conf soft key during an active call.
The call is placed on hold.
the Send soft key.
answers. All parties are now joined in the conference.
2. Enter the number of the second party, and then press
3. Press the Conf soft key again when the second party
4. Press the EndCall soft key to disconnect all parties.
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CISCO IP PHONE 8851
Quick Start Guide
YEALINK SIP-T23G
Quick Start Guide
Make a Call with the Speakerphone
Redial a Call
Adjust the Volume in a Call
Press Volume left or right to adjust the
handset, headset, or speakerphone volume, during a call.
Do Not Disturb mode
To access DO NOT DISTURB press the DND key.
Adjust the Ringtone Volume
Press Volume left or right to adjust the
ringer volume when the phone is not in use.
Notes
Make a Call with a Headset
1. Plug in a headset.
Press to activate the headset mode.2.
Enter the number, and then press the Send soft key.3.
1. With the handset on-hook, press .
2. Enter the number, and then press the Send soft key.
press or the Send soft key.
out the last dialed number.
or to select the desired entry, and then
Press to mute the microphone during a call.
Press again to un-mute the call.
Mute Your Audio
1.
2.
Press twice when the phone is idle to dial
Press to enter the Placed calls list, press
Listen to Your Voice Messages
To listen to voice messages:
2. Follow the voice prompts to listen to your voice messages.
Message waiting indicator on the idle screen indicates that
one or more voice messages are waiting at the message
center. The MESSAGE key LED lights up.
1. Press or the Connect soft key.