Clipcomm, Inc. Confidential
Page 7
5. Summary of button functions
Function
HBM-550 status
Action
Power On
Power Off
Press the Call/Power button for at least 2 seconds
Power Off
Power On
Press the Call/Power button for at least 4 seconds
Volume Up
Talking
Press the Vol+ button
Volume Down
Talking
Press the Vol- button
Transferring a Call
(Handset should
support)
Talking
Handset to Headset:
Press the Call/Power button
Headset to Handset:
Press the Vol+ button for 1 second
Answering a Call
Ringing
Press the Call/Power button
Ending a Call
Talking
Press the Call/Power button
Call waiting mode
(Answering a second
call or Return to
original call)
Talking
Press the Call/Power button for 1 second
Call waiting mode
(terminating active
call)
Talking
Press the Call/Power button
Last Number
redialing (Handset
should support)
Ready
Press the Call/Power button for 1 second
Voice dialing
(Handset should
support)
Ready
Press the Call/Power button
Call Rejecting
(Handset should
support)
Ringing
Press the Call/Power button for 1 second
Mute On/Off
Talking
Press the Vol- button for 1 second
6. LED indication
Functions
HBM-550 status
LED status
Operating
Power On
The blue LED light flickers 5 times.