LG HBM-550, User Manual

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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.