D
Transmitting a Call Alert
Call Alert allows you to notify another user who may be away
from the transceiver that you want to talk.
q
Push [MDC Call] to enter the MDC menu selection mode.
• Or push [MDC CallAlert] to enter the transceiver alias selection
mode. In this case, skip steps
w
and
e
.
w
Select “CALALERT” using [CH Up], [CH Down], [MDC Up]
or [MDC Down].
e
Push [MDC Call] again to enter the transceiver alias se-
lection mode.
r
Select the desired alias using [CH Up], [CH Down], [MDC
Up] or [MDC Down].
t
Push [PTT] to transmit the call alert to the selected sta-
tion.
• “CA CALL” is displayed.
y
Release [PTT].
• “CA OK” is displayed after receiving an acknowledgement from
the targeted station.
• “CA FAIL” is displayed if the targeted station does not receive
the signal or send back an acknowledgement.
u
After a specified time period has passed, the transceiver
will return to receive.
D
Transmitting a Radio Check Call
Radio check call allows you to determine whether another
transceiver is turned on, within range and on channel with-
out requiring any action from the targeted station user.
q
Push [MDC Call] to enter the MDC menu selection mode.
w
Select “RADIOCHK” using [CH Up], [CH Down], [MDC Up]
or [MDC Down].
e
Push [MDC Call] again to enter the transceiver alias se-
lection mode.
r
Select the desired alias using [CH Up], [CH Down], [MDC
Up] or [MDC Down].
t
Push [PTT] to transmit the radio check call to the selected
station.
• “RDO CHK” is displayed.
y
Release [PTT].
• “CHK ACK” is displayed after receiving an acknowledgement
from the targeted station.
• “CHK FAIL” is displayed if the targeted station does not receive
the signal or send back an acknowledgement.
u
After a specified time period has passed, the transceiver
will return to receive.
28
5
MDC 1200 SYSTEM OPERATION
