Data Communication; I Connections - Icom IC-746PRO Instruction Manual

I Connections

I When connecting to [DATA]
• When using a PC application
q DATA IN
w GND
r DATA OUT (9600 bps)
y P SQL*
t AF OUT (1200 bps)
e PTT P
• When using a TNC
q DATA IN
w GND
r DATA OUT (9600 bps)
y P SQL*
t AF OUT (1200 bps)
e PTT P
I When connecting to [ACC(1)]
• When using a PC application
RTTY
GND
2
AF
4 5
1 3
8
SEND
6
7
• When using a TNC
RTTY
GND
2
AF
4
5
3
1
8
SEND
6 7
Rear panel view
I When connecting to [MIC]
• When using a PC application
MIC INPUT
AF OUTPUT
MIC GND
GND
PTT*
• When using a TNC
MIC INPUT
AF OUTPUT
MIC GND
GND
PTT*
SQL

DATA COMMUNICATION

TX AUDIO
GND
Connect to serial port, parallel
port, speaker jack, microphone
RX AUDIO
jack and line IN/OUT jack, etc.
See the instruction manual of the
SQL
application for details.
PTT
TX AUDIO
GND
RX AUDIO
SQL
PTT
*When connecting the squelch line, consult the necessary manual (TNC, etc.)
Connect to serial port, parallel
RTTY OUTPUT
port, speaker jack, microphone
GND
jack and line IN/OUT jack, etc.
AUDIO INPUT
See the instruction manual of the
application for details.
PTT
TNC or scan converter
RTTY OUTPUT
GND
AUDIO INPUT
PTT
AUDIO OUTPUT
Connect to serial port, parallel
AF INPUT port, speaker jack, microphone
jack and line IN/OUT jack, etc.
See the instruction manual of the
GND
application for details.
PTT*
AFSK OUTPUT
AF INPUT
GND
PTT*
SQL INPUT
*When using the VOX function, no need to connect. Refer to the instruction
manual of the external equipment (TNC, etc.).
When connecting the squelch line, consult the necessary manual (TNC, etc.).
TNC
TNC or scan converter
RS-232C
10
PC
RS-232C
PC
RS-232C
PC
78