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GE-MARC OPERATION
RECEIVING A CALL, Continued
Group Call
When the radio
receives a group call, it unsquelches on the
assigned channel and the BUSY icon appears. If programmed
on, the group call receive tone (a single tone) will sound. The
group name originator's ID (if programmed) will be shown in
the display.
Interconnect Call
When the radio receives an interconnect call (a telephone call
directed to your radio), the radio unsquelches on the assigned
channel and the BUSY icon appears. If programmed on, the
interconnect call received tones (one high-pitched tone
followed by one low-pitched tone) will sound. The PHONE
and icon will be displayed. Press the P-T-T button and
begin talking.
SENDING A CALL
Turn the radio on and select the desired area (system) and
group. Ensure that no one is transmitting on the selected area
and group and that the radio is in a service area.
Press and release the P-T-T button. The radio will perform
the necessary signaling required to obtain a communications
channel. If the signaling is unsuccessful, the radio will sound
the appropriate alert tone(s).
A one second low-frequency tone will sound if the call cannot
be completed due to all available channels being busy, and
the BUSY icon will show on the LCD. Retry the call later.
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