Required Connections - Icom IC-756PROIII Instruction Manual

■ Required connections

• Front panel
CW KEY
A straight key can be used
when the internal electronic
keyer is turned OFF in keyer
set mode. (p. 43)
• Rear panel
ANTENNA 1, 2 (p. 13)
[Example]: ANT1 for 1.8–18 MHz bands
GROUND (p. 13)
Use the heaviest gauge wire
or strap available and make
the connection as short as
possible.
Grounding prevents electrical
shocks, TVI and
problems.
TIMER
HF/50MHz TRANSCEIVER
POWER
5
1
10 25 50
0
S
2
Po 1.5
TRANSMIT
1 10
SWR 0
COMP
ALC
PHONES
TUNER MONITOR
AF RF/SQL
ELEC-KEY
MIC
MIC GAIN RF POWER
MICROPHONES (p. 116)
HM-36
ANT2 for 21–50 MHz bands
other
INSTALLATION AND CONNECTIONS
9
+ 20
+ 40
+ 60dB
100
3
20
dB
NB NR
BAL NR
F-1 F-2 F-3 F-4
SSB CW/RTTY AM/FM FILTER
COMP BK-IN DELAY KEY SPEED
SM-20
DC POWER SUPPLY (p.16)
STRAIGHT KEY
TWIN PBT
1 2 3
1.8 3.5 7
SPLIT
4 5 6
10 14 18
DUAL
WATCH
21 7 24 8 28 9 MW
CHANGE
PBT CLR NOTCH
50 0 F-INP M-CL
GENE
ENT
VFO/
MEMO
NOTCH CW PITCH
M.SCOPE
MP-W MP-R TS
MAIN/
SUB
RX XFC
TX LOCK
RIT TX CLEAR
RIT/ TX
F-5
REC/PLAY LOCK/SPEECH
EXIT/SET
PS-125
2
2
14