3.1.3 Operation
PROBLEM
When using the speakerphone
mode with a digital proprietary
telephone, nothing is audible.
The unit does not ring.
When originating an outside
call, Call Transfer or
Conference do not work.
Installation Manual
PROBABLE CAUSE
The "HEADSET" mode is
selected in Station
Programming, "Handset/
Headset Selection."
The Ringer Volume Selector is
set to "OFF."
The corresponding CO button
does not exist on the digital
proprietary telephone.
POSSIBLE SOLUTION
When the headset is not being used,
select the "HANDSET" mode by
Station Programming.
Set to "HIGH" or "LOW."
Program the CO button. See [005]
Flexible CO Button/PF Key
Assignment.
Troubleshooting
83