Scrambler Function; Priority A Channel Selection; Mdc 1200 System Operation - Icom IC-F3021T/S Instruction Manual

■ Scrambler function
The voice scrambler function provides private communica-
tion between stations. The optional Rolling or Non-rolling
type can be available.
q Push [Scrambler] to turn the scrambler function ON.
• " " appears.
w Push [Scrambler] again to turn the scrambler function
OFF.
• " " disappears.
■ Priority A channel selection
When one of the following operations is performed, the
transceiver selects the Priority A channel automatically.
Priority A is selected when;
• Clear down signal is received/transmitted
- Set the 'Move to PrioA CH' item as 'Clear down.'
• Turning the power ON
The Priority A channel is selected each time the trans-
ceiver power is turned ON.
• Status call
The Priority A channel is selected when transmitting a
status call.
■ MDC 1200 system operation
D Receiving an Emergency Call
q When an emergency call is received;
• Beeps sound.
• The calling station alias and "EMG EMG" are displayed alter-
nately.
w Turn power OFF, change the channel, etc. to stop the
beep and display indication.
D Receiving a Stun and Revive
The dispatcher can send MDC 1200 system signals that
will stun or revive your transceiver. If a Stun command is
received that matches your station ID, the transceiver will
display "SORRY" and you can not receive or transmit. When
a Revive command is received that matches your station ID,
normal operation is restored.
3
BASIC OPERATION
3
15