Entering/Changing Call Sign or Name
Enter a call sign or name when
operating the transceiver for the
first time or after a full reset.
Turn the
D
[DIAL] knob
and press
E
, or use the
keyboard.
F
removes one
character at a time.
Press the
p
[PTT] button, or
hold down
E
for one second,
to save the setting.
The entered call sign or name
can be changed at any time.
Hold down
d
for one second
or longer.
Select “
12 CALLSIGN
” by
turning the
D
[DIAL] knob.
Press
E
.
Change the call sign or name
by following the same steps as
the entry procedure.
Press the
p
[PTT] button.
If a Problem or Confusion Occurs During Operation
Pressing the
p
[PTT] button, while configuring settings in SET
mode, usually returns to the main screen of the current operating
mode.
* Full reset: Hold down
x
,
G
and
E
and press
P
(Power). Press
F
in response to the screen directions. (This also clears all content
registered in the memory.)
* Reset only the SET mode settings: Hold down
x
and
t
and press
P
(Power). Press
F
in response to the screen directions.
Adjusting the Volume
Hold down
V
, while turning the
D
knob to adjust the volume.
Press the
V
button briefly to turn the mute function on or off.
Selecting the Operating Band and Changing
the Frequency
Toggle between operating bands by pressing
A
.
A
-
Band
B
-
Band
The operating band frequency is displayed in large numbers.
Hold down
A
for one second or more to toggle between
mono band operation, in which only the operating band is
displayed, and the dual band operating display.
Presses
B
to switch between the operating receive
frequency bands displayed in the table below.
Press
F
and then
B
, to switch between the receive
bands in the opposite direction.
Transmission is possible in the 144 MHz and 430 MHz Amateur
bands.
Reception Frequency Bands
A-Band B-Band
0.5MHz - 1.8MHz (AM radio band)
──
76 (88) MHz - 108MHz (FM radio band)
──
1.8MHz - 30MHz (short wave band)
──
30MHz - 76 (88) MHz (50MHz band)
──
108MHz - 137MHz (aviation radio band)
137MHz - 174MHz (144MHz band)
174MHz - 222MHz
222MHz - 420MHz (information radio band (1))
420MHz - 470MHz (430MHz band)
470MHz - 774 (800) MHz
*B-band is capable of up to 580MHz only
803 (800) MHz - 999MHz (information radio band (2))
──
( ): EXP/European Version
Tuning the Frequency
In VFO mode, Change the frequency by turning the
D
[DIAL]
knob, or enter a frequency using the number keys.
(Press
T
to toggle between VFO and memory mode.)
Selecting a Communication Mode
Usually, select the auto communication mode. This automatically
changes the communication mode to that of the received signal.
* Digital communication is only possible on A-band.
Press
X
to toggle between communication modes.
“Analog (
f
)”
→
“Auto (
_
: Auto changing)”
→
“Digital
(
o
)”
→
“Wide digital (
W
)”
o
: A simultaneous voice/data communication mode, in
which information (such as the call sign and position) is
communicated at the same time as the voice, in standard
C4FM modulation mode.
W
: A full rate, high definition mode with emphasis on sound
quality for voice communication.
k
: A high-speed data communication mode, to which the
radio automatically adjust when an image or GM operation
range signal is sent or received.
Changing Transmit Power Output
Press
F
, then
1
, and then turn the
D
[DIAL] knob.
“HIGH” (5W)
→
“LOW1” (0.1W)
→
“LOW2” (1W)
→
“LOW3” (2.5W)
→
(when connected to the lithium ion battery pack or an external power
source.)
Press
p
[PTT] to return to the frequency display.
Locking the Keys and Switch
Press
P
(power switch) briefly to lock the Keys and Switches.
Unlock by pressing
P
(power switch) again.
Quick Manual
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
1 Antenna (SMA)
2 Strobe
3 A-band BUSY/TX lamp
B-band BUSY/TX lamp
4 PTT switch
5 MONI/SQL adjustment switch
6 VOL switch
7 Power switch
8 A/B-band toggle key
9 DISP toggle/SET mode key
10 Function/MW key
11 Communication mode toggle/
WIRES-X key
12 GM/SYNC key
13 ENT key
14 DIAL knob
15 GPS antenna
16 Display
17 MIC/SP Jack
18 EXT DC IN Jack
19 DATA Connector
20 Microphone
21 Speaker
22 Battery pack (back)
23 Micro SD memory card slot
24 BAND toggle/SCOPE key
25 VFO/memory mode toggle/DW key
26 Number keys (for setting
frequency and selecting function)
EH044M551
