27
Fixing the Communication Mode
1. To fix the transmit operation mode, press the [
D X
]
key to select the communication mode.
When the AMS function is OFF, the line above the
mode icon disappears.
Communication Mode
Icon
Description of Modes
V/D mode
(Voice & Data are transmitted
simultaneously)
This is the standard digital mode.
Calls are less prone to interruptions caused by detection
and correction of the received digital voice signal.
Voice FR mode*
1
(Voice Full Rate Mode)
*
1
High speed data communication using entire 12.5 kHz
band. Enables high-quality voice communication.
FM mode
Analog communication using FM mode.
AM mode (receive only)*
2
*
2
The AM mode is for receive only.
*1 When the Set Mode [TX/RX] → [2 DIGITAL] → [5 DIGITAL VW] is set to “ON” (factory
default is “OFF”), the Voice FR mode (VW) may be selected.
*2 When the Set Mode [TX/RX] → [1 MODE] → [2 RX MODE] is set to “AUTO” (fac
-
tory default setting), AM mode is automatically selected within the AIR band (108 -
136.995 MHz).
The transceiver automatically switches to the Data FR mode (DW) mode during image
transmission.
Transmitting
1. While pressing and holding the
PTT
switch, speak into the microphone.
2. Release the
PTT
switch to return to receive mode. When receiving a signal, the TX/
BUSY Indicator lights according to the band of the received signal.
DIGITAL
ANALOG
TX
RX
TX
RX
Red
Green
Red
Green
Blue
Blue
Red
Green
In digital mode, if a signal containing a DG-ID different from your own station is received,
green (upper) and blue (lower) blink. Green (upper and lower) flashes when receiving a
signal containing a tone signal or DCS different from your station in FM mode.
