I Rear Panel - Icom IC-703 Instruction Manual

1
PANEL DESCRIPTION

I Rear panel

w
q
q ANTENNA CONNECTOR [ANT] (p. 13)
Accepts a 50 Ω antenna with a PL-259 connector.
w GROUND TERMINAL [GND] (p. 11)
Connect this terminal to a ground to prevent electri-
cal shocks, TVI, BCI and other problems.
e DATA SOCKET [DATA] (pgs. 8, 14)
6-pin min DIN socket to connect a TNC (Terminal
Node Controller), etc. for packet operation.
• See page at right for socket information.
r ACCESSORY SOCKET [ACC] (pgs. 8, 14)
Enables connection to external equipment such as a
TNC for data communications, a linear amplifier or
an automatic antenna selector/tuner, etc.
• See page at right for socket information.
t EXTERNAL SPEAKER JACK [EXT SP] (p. 14)
Accepts a 4–8 Ω speaker.
y CI-V REMOTE CONTROL JACK [REMOTE] (p. 71)
➥ Designed for use with a personal computer for re-
mote control of the transceiver functions.
➥ Used for transceiver operation with another Icom
CI-V transceiver or receiver.
u MICROPHONE CONNECTOR [MIC] (p. 13)
Accepts the supplied microphone (connected in par-
allel with the front panel's [MIC] connector).
• See p. 2 for microphone notes.
• See p. 10 for microphone connector information.
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e r t y u
!0
i ELECTRONIC KEYER JACK [KEY] (p. 28)
Accepts a paddle to activate the internal electronic
keyer.
• Selection between the internal electronic keyer and
straight key operation can be made in keyer set mode.
(p. 32)
When connecting
a straight key
When connecting
a paddle
If you use an external electronic keyer, make sure
the voltage retained by the keyer is less than 0.4 V
when the key is ON.
o TUNER CONTROL SOCKET [TUNER] (p. 14)
Accepts the control cable from an optional AH-4
HF /50 MH z AUTOMATIC ANTENNA TUNER
!0 DC POWER SOCKET [DC13.8V] (p. 15)
Accepts 9.0–15.87 V DC through the supplied DC
power cable.
NOTE: DO NOT use a cigarette lighter socket as a
power source when operating in a vehicle. The plug
may cause voltage drops and ignition noise may be
superimposed onto transmit or receive audio.
i
o
(⊕)
(dot)
(com)
(dash)
.