Required Connections; D Front Panel; D Rear Panel - Icom IC-7800 Instruction Manual

2
INSTALLATION AND CONNECTIONS

■ Required connections

D Front panel

CW key
A straight or bug key can be used when the
internal electronic keyer is turned OFF in
keyer set mode. (p. 4-12)
Microphones (p. 2-9)
Optional
SM-20

D Rear panel

Antenna 1, 2, 3, 4 (p. 2-3)
[Example]: ANT1 for 1.8–18 MHz bands, ANT 2 for 21–28 bands
ANT3 for 50 MHz band, ANT 4 for receive antenna.
EXT-DISPLAY
Ground
(p. 2-3)
Optional Optional
HM-36
SM-50
ANT 1 ANT 2
S/P DIF
KEY BOARD RS-232C REMOTE OUT
Use the heaviest gauge
wire or strap available and
make the connection as
short as possible.
Grounding prevents electri-
cal shocks, TVI and other
problems.
NOTE: Attach the sup-
plied antenna connec-
tor cap when no anten-
na or external equip-
ment is connected.
ANT 3 ANT 4
REF I/O DC OUT
EXT
10MHz 15V
IN -10dBm MAX1A METER KEYPAD KEY RELAY
Straight key
2-4
A jumper cable is
connected.
OUT IN X-VERTER OUT
RX ANT RX ANT
B A
I
AC
GND
B A
ALC
ALC ADJ ACC 2 ACC 1 ACC 2 ACC 1
AC outlet
R WARNING!:
Use the supplied
AC power cable
only.
IN
EXT - SP
SUB MAIN