4.1.3 Operation
PROBLEM
•
When using the
speakerphone/monitor
mode with a DPT,
nothing is audible.
•
The PT does not ring.
•
During a power failure,
extensions connected
to ports 1 to 2 of
MCSLC16/MCSLC24
do not operate.
•
Originating an outside
call, call transfer, or
conference cannot be
performed.
PROBABLE CAUSE
•
The "HEADSET" mode
is selected by Personal
Programming,
"Handset/Headset
Selection".
•
The ringer volume is off.
•
A DPT is connected to
the extension port.
•
The dialling mode (tone
or pulse) is incorrect.
•
The corresponding CO
button does not exist on
the PT.
SOLUTION
•
When the headset is not used, select the
"HANDSET" mode by Personal
Programming.
•
Turn on the ringer volume.
•
Disconnect the DPT and connect an SLT.
•
Set the Tone/Pulse switch to the other
position.
•
Programme the CO button. Refer to
"1.20.2 Flexible Buttons" in the Feature
Guide.
4.1.3 Operation
Installation Manual
149