I Advanced Connections - Icom IC-7400 Instruction Manual

2
INSTALLATION AND CONNECTIONS

I Advanced connections

• Front panel
HEADPHONES
• Rear panel
AH-2b
ACC SOCKETS (pgs. 8, 77)
[REMOTE] (p. 94)
Used for computer control and transceive operation.
15
i7400
TUNER
POWER
NR NOTCH
TRANSMIT
PHONES
A
NR
ELEC-KEY AF RF/SQL
MIC
MIC GAIN
MIC
The AFSK modulation signal
can be input from [MIC]. (p. 77)
AH-4 (p. 76)
When using the AH-4, it must
be connected to the [ANT1]
connector.
HF/VHF TRANSCEIVER
ANT
/NOTCH
F 1 F 2 F 3 F 4
MENU SSB CW/RTTY AM/FM FILTER
RF PWR CW PITCH KEY SPEED P.AMP/ATT NB VOX/BK-IN MONITOR
ANTENNA 1, 2 (p. 17)
Connects a linear amplifier,
antenna selector, etc.
TWIN PBT
1 3.5 2 3
1.8 7
F-INP
10 4 14 5 18 6
21 7 24 8 28 9
SPLIT
PBTC
GENE 50 0 144 ENT
A /B
V / M M-CL
M-CH
MP-W MP-R TS
TX RX
LOCK
XFC
RIT ∂TX
RIT/∂TX
F 5
LOCK/
CALL
SPCH
[SEND], [ALC] (p. 17)
Used for connecting a
non-Icom linear ampli-
fier.
[DATA] (p. 77)
EXTERNAL SPEAKER (p. 100)
SP-21
(optional)
MW
CLEAR