![background image](http://html.mh-extra.com/html/icom/ic-f9011b/ic-f9011b_operating-manual_612680008.webp)
5
1
PREPARATION
D
MDC 1200 system operation
MDC CALL KEY
* “MDC”
➥
Push to enter the MDC menu selection mode, then select
a desired MDC menu from “SELCALL,” “CALALERT,”
“STUN,” “REVIVE,” “RADIOCHK,” “STATUS,” “MSG,” “STAT
POL,” and “CALL LOG” using
[CH Up]/[CH Down] or [CH
Up/Down].
After selecting, push this key again to enter the transceiv-
er alias selection mode.
• If no operation is performed for about 15 seconds, the transceiv-
er returns to the normal operating mode.
➥
While in the transceiver alias selection mode, push to
return to the MDC menu selection mode.
MDC SELCALL KEY
* “SELC” (p. 19)
Push to enter the transceiver alias selection mode for SelCall.
• After the desired alias selection, push [PTT] to transmit a SelCall.
• If no operation is performed for about 15 seconds, the transceiver
returns to the normal operating mode.
MDC CALLALERT KEY
* “CALA” (p. 19)
Push to enter the transceiver alias selection mode for
CallAlert.
• After the desired alias selection, push [PTT] to transmit a CallAlert.
• If no operation is performed for about 15 seconds, the transceiver
returns to the normal operating mode.
D
Analog and APCO P25 modes operation
EMERGENCY KEY
“EMR” (pp. 13, 23, 54)
Hold down for the preset time period, to enter the emergency
mode. After the preset time period has passed, an Emergency
call or alarm is transmitted once, or repeatedly, depending on
the presetting.
• To exit the emergency mode, hold down for the preset time period
again before transmitting.
LONE WORKER KEY
“LONE”
Push to turn the Lone Worker function ON or OFF.
• If the Lone Worker function is activated, the Emergency function is
automatically turned ON after the preset time period has passed
with no operation performed.
With Non-display types whose revision number is 1.7 or later,
hold down this key for 1 second to turn ON the Lone Worker
function. If the function is ON, push to turn it OFF.
HOME KEY
“HOME”
➥
Push to return to the normal operating mode from each
selected mode, such as Individual ID, Talkgroup ID, DTMF
code channel, and so on.
➥
When the Full Off Air Call SetUp (FOACSU) function is
turned ON on the Trunking mode, push to ignore the re-
ceiving call. (p. 32)
[Home] has the following additional functions with trans-
ceivers whose revision number is 1.7 or later:
➥
While in the emergency mode, push to exit the mode.
➥
While in the APCO P25 mode, push to cancel the talk
back function.
* These functions are programmable for only transceivers whose revi-
sion number is 1.7 or later, and not available on Non-display types.