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19
3
MDC 1200 SYSTEM OPERATION
■
Transmitting a call
D
Transmitting a SelCall
SelCall allows you to make calls to a specific station or to
a particular group. Other MDC 1200 system transceivers on
the channel will not hear a SelCall that does not match their
station or group ID’s.
q
Push
[MDC Call]
to enter the MDC menu selection mode.
• Or push
[MDC SelCall]
to enter the transceiver alias selection
mode. In this case, skip step
w
.
S E L C A L L
w
Push
[MDC Call]
again to enter the transceiver alias se-
lection mode.
e
Push
[CH Up]
or
[CH Down]
to select the desired alias
.
r
Hold down
[PTT]
to transmit the SelCall to the selected
station, then speak into the microphone.
• “
” appears.
t
Release
[PTT]
to receive.
D
Transmitting a Call Alert
Call Alert allows you to notify another user who may be away
from their 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
Push
[CH Up]
or
[CH Down]
to select “
CALALERT
”.
C A L A L E R T
e
Push
[MDC Call]
again to enter the transceiver alias se-
lection mode.
r
Push
[CH Up]
or
[CH Down]
to select the desired alias.
t
Push
[PTT]
to transmit the Call Alert to the selected sta-
tion.
• “
CA CALL
” is displayed.
y
Release
[PTT]
.
• “
CA OK
” is displayed if the targeted station sent back an ac-
knowledgement.
• “
CA FAIL
” is displayed if the targeted station does not send back
an acknowledgement.
u
After a specified time period has passed, the transceiver
will return to receive.