Icom IC-78, Instruction Manual, Page: 27 / 48

4
OPERATION
25
■
Function for RTTY
ï Connection for RTTY (FSK)
Rear panel
TU or TNC
Personal computer
Rear panel
view
Use either the ACC or one of the two 1 ⁄
8
″
plugs.
*
1
Connect SQL line when required.
SQL*
1
AF out
SEND
GND
FSKK
GND AF
2-conductor
1
⁄
8
″
plug
[ACC]
[EXT SP]
1 2 3 4
5 6 7 8
9 10 11 12
13
ï Connection for AFSK
To a TU or TNC
and personal computer.
Use either the ACC or microphone connector.
SQL*
1
AF out
AF in
SEND
GND
1 2 3 4
5 6 7 8
9 10 11 12
13
Rear panel
view
*
1
Connect SQL line when required.
q
Mic input
[MIC] connector
(Front panel view)
1
2
3
4
5
6
7
8
i
AF output
u
Mic GND
y
PTT GND
t
PTT
r
SQL
[ACC] connector