Remote Control Function - Icom IC-T70A Instruction Manual

■ Remote control function

The remote control unit allows you to remotely select operat-
ing frequencies, memory channels, etc.
• User remote control unit
The illustrated circuit is for reference only.
2.7kΩ 6.8kΩ 15kΩ 33kΩ
S1 S2 S3 S4
Be sure to turn power OFF when plugging/unplugging the
remote control unit to/from the [SP/MIC] jack.
D Simple remote control mode
q While continuing to push [SET], turn the power ON to
enter the Initial set mode.
w Rotate [DIAL] to select the microphone simple mode
item.
e Rotate [DIAL] to select "SImPLE," "nORm-1" or "nORm-2"
option.
r Push [ ] to return to the frequency display.
to the [SP] jack
REMOTE
3.5(d) mm
SP
+
GND
–
EXTERNAL SPEAKER
> ‗
700 mW (8 Ω)
Rated input
• SIMPLE
S1 Selects the Call channel.
S2
Turns the monitor function ON or OFF.
S3 Selects memory channel 0.
S4 Selects memory channel 1.
• NORM-1
S1
Toggles the VFO mode and the memory mode.
S2 Selects the Call channel.
S3 Frequency or memory channel "UP."
S4
Frequency or memory channel "DOWN."
• NORM-2
S1 Toggles the VFO mode and the memory mode.
S2 Turns the monitor function ON or OFF.
S3
Frequency or memory channel "UP."
S4 Frequency or memory channel "DOWN."
The VFO mode cannot be selected via the remote control
unit when SIMPLE mode is selected.
• COMMON (SIMPLE/NORM-1/NORM-2)
S2 Transmits T-CALL (1750 Hz tone) while pushing [PTT].
S3
Volume "UP" while operating the monitor function.
S4 Volume "DOWN" while operating the monitor function.
13
OPTIONS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
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