Control Functions; Rear Panel; Microphone (Hm-12) - Icom IC-725 Instruction Manual

-J
CONTROL FUNCTIONS
1-2
REAR PANEL
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®
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ANT
©©
DC
13
8V
REMOTE StS
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EXT SP BK IN— DELAY KEY
ACCI2I ACC(I)
ALC SEND
®
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@
ANTENNA CONNECTOR
(pgs. 5,
6)
Connects
a
50
£2
antenna with
a
PL-259
plug.
(§)
CI
V REMOTE CONTROL JACK
(p.
12)
Designed
for use
with
a
personal
computer
for
remote
operation of transceiver functions.
(3J)
DC POWER SOCKET
(p.
7)
Accepts 13.8
V DC
using the supplied
DC
cable.
(35)
TUNER CONTROL SOCKET
(p.
9)
Accepts the optional
AH-3
HF AUTOMATIC ANTEN-
NA TUNER
control cable.
®
SEND CONTROL JACK
(p.
8)
Goes
to
ground
when
transmitting to control an external
unit.
@
ALC
INPUT
JACK
(p.
8)
Connects
to
the
ALC
output
jack of
a
non-lcom
linear
amplifier.
(§)
ACCESSORY SOCKETS
(p.
11)
Input
and output connections for external
equipment.
(§)
CW
KEY JACK
(pgs.
6,
18)
Accepts
a straight
key
or electronic
keyer with
a stan-
dard 1/4 inch 3-conductor
plug.
@
CW
BREAK-IN
DELAY CONTROL
(p.
18)
Adjusts the transmit-to-receive
switching delay
time
for
CW
semi break-in operation.
@
CW
SEMI BREAK-IN
SWITCH
(p.
18)
Turns
ON
and
OFF
the
CW
semi break-in operation.
(42)
EXTERNAL SPEAKER JACK
(p.
6)
Connect
a
4
~
16
£2
speaker
here,
if
required.
@
GROUND
TERMINAL
(pgs. 5, 6)
To
prevent
electrical
shocks,
TV
I,
BCI and other prob-
lems,
connect
this
terminal to ground.
1-3
MICROPHONE
(HM-12)
<B>
UP/DOWN SWITCHES
Changes
the operating
frequency or
memory
channel.
Push and
hold either
of these switches to
change
the
frequency or
memory
channel continuously.
©
PTT SWITCH
Push
to transmit.
<©
UP/DOWN ON/OFF SWITCH
Prevents
accidental
changes of the
[UP]
and [DN]
switches.