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3
D Transmitting a Message
The transceiver can send a preset message. There are 16
messages that can be sent.
Not available on Non-display types.
q Push [MDC Call] to enter the MDC menu selection mode.
w Push [CH Up] or [CH Down], or rotate [CH Up/Down] to
select “MSG.”
For Handhelds: For Mobiles:
MSG TUSH K
MSGT1S1UAL1
MSG−UP
MSG 1IDUAL1
MDC SELC CALA
e Push [MDC Call] again to enter the message selection
mode.
• A preset message is displayed.
r Push [CH Up] or [CH Down], or rotate [CH Up/Down] to
select
a desired message.
t Push [PTT] to transmit the selected message.
• “MSG TX” is displayed.
y Release [PTT].
• “MSG OK” is displayed after receiving an acknowledgement
from the base station.
• “MSG FAIL” is displayed if there is no acknowledgment from the
base station.
u After a preset time period has passed, the transceiver will
return to receive.
D Transmitting a Status Polling Call
The transceiver can send an MDC 1200 system signal that
causes the targeted station to automatically transmit its cur-
rent status.
Not available on Non-display types.
q Push [MDC Call] to enter the MDC menu selection mode.
w Push [CH Up] or [CH Down], or rotate [CH Up/Down] to
select “STAT POL.”
For Handhelds: For Mobiles:
STATU PO L
MSGT1S1UAL1
STAT POL−UP
MSG 1IDUAL1
MDC SELC CALA
e Push [MDC Call] again to enter the transceiver alias se-
lection mode.
r Push [CH Up] or [CH Down], or rotate [CH Up/Down] to
select a desired alias
.
t Push [PTT] to transmit the radio check call to the selected
station.
• “STAT POL” is displayed.
y Release [PTT].
• The target station’s alias and the status message is displayed,
when the targeted station send the status.
• “POL FAIL” is displayed if the targeted station does not receive
the signal or send back an acknowledgement.
u After a preset time period has passed, the transceiver will
return to receive.
MDC 1200 SYSTEM OPERATION
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