Enterprise IP Phone Overview
- 12 -
Audio Device Control Keys
Use the audio device control keys to perform the following actions depending on your
phone type:
：
Adjust the volume of the handset, headset, speaker and ring tone;
：
Allows for hands-free communication during calls;
：
Place and receive calls through an optionally connected headset;
：
Mute audio transmission locally during calls;
Hard Feature Keys
：
Allow users to access the voicemail directly;
：
Forward the current call to the third party;
：
Place a call on hold or resume it;
：
During a call, press to transfer the current call to the third party;
：
Press to enter the Dialed Calls interface, then choose a record to call out.
LED Instruction
Table 1 Dss Keys set to BLF
LED Status
Description
Steady green
The monitored
account is in idle status
Blinking red
There is an incoming call to the
monitored
account
Steady red
The
monitored
account is on an conversation
Off
It is not active as BLF
