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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:
M S G
T U S H K
M S G T 1 S 1 U A L 1
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:
S T A T
U
P O L
M S G T 1 S 1 U A L 1
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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