q
ANTENNA CONNECTOR 1 [ANT 1]
(p. 2-5)
w
ANTENNA CONNECTOR 2 [ANT 2]
(p. 2-5)
e
ANTENNA CONNECTOR 3 [ANT 3]
(p. 2-5)
r
ANTENNA CONNECTOR 4 [ANT 4]
(p. 2-5)
Accept a 50
Ω
antenna with a PL-259 plug con-
nector.
t
GROUND TERMINAL [GND]
(p. 2-4)
Connect this terminal to a ground to prevent elec-
trical shocks, TVI, BCI and other problems.
y
CIRCUIT BREAKER
Cuts off the AC input when over-current occurs.
u
EXTERNAL DISPLAY TERMINAL
[EXT-DISPLAY]
(p. 2-7)
Connects to an external display monitor.
• At least 800
×
600 pixel display is necessary.
i
ETHERNET CONNECTOR [LAN]
(p. 16-6)
Connects to a PC through a LAN (Local Area Net-
work).
o
CI-V REMOTE CONTROL JACK [REMOTE]
(pp. 2-6, 14-2)
➥
Connects a PC via the optional CT-17
ci
-
v
level
converter
for external control of the transceiver.
➥
Used for transceive operation with another Icom
CI-V transceiver or receiver.
!0
RS-232C TERMINAL [RS-232C]
(p. 2-6)
Connects an RS-232C cable, D-sub 9-pin to con-
nect the IC-7700 to a PC.
Can be used to remotely control the IC-7700
without the optional CT-17, or for RTTY/PSK31
decoded signal output. The [RS-232C] interface is
wired as a modem (DCE).
!1
MAIN POWER SWITCH [I/O]
(p. 3-2)
Turns the internal power supply ON or OFF.
!2
AC POWER SOCKET [AC]
(p. 2-5)
Connects the supplied AC power cable to an AC
line-voltage receptacle.
!3
REFERENCE SIGNAL INPUT/OUTPUT
TERMINAL [REF I/O]
Inputs/outputs a 10 MHz reference signal.
!4
STRAIGHT KEY JACK [CW KEY]
(p. 2-5)
Accepts a straight key or external electronic keyer
with
1
⁄
4
inch standard plug.
• [ELEC-KEY] on the front panel can be used for a
straight key or external electronic keyer. Deactivate the
internal electronic keyer in keyer set mode. (p. 4-12)
1-12
1
PANEL DESCRIPTION
ALC
ADJ
ALC
RELAY
CW KEY
EXT
KEYPAD
METER
DC OUT
15V
MAX1A
REF I/O
10MHz
-10dBm
IN
OUT
REMOTE
RS-232C
EXT-DISPLAY
RX ANT
IN
OUT
S/P DIF
1
2
ACC
EXT-SP
ANT 1
ANT 2
ANT 3
ANT 4
GND
AC
15A
I
X-VERTER
u
i o
!0
!4 !3
!5
!6
!7
!8
!9
@0
@1
@2
@3
@4
@5
@6
@7
@8
!1
!2
t y
q
w
e
r
■
Rear panel
(
+
)
(
_
)
