Icom IC-910H - Front Panel and Data Connections

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2
PANEL DESCRIPTION
D ACC SOCKETS
D DATA SOCKETS
o MAIN BAND DATA SOCKET
DATA Socket Pin No. Pin Name Description
1
2
3
4
5
6
DATA IN
GND
PTTP
DATA
OUT
AF OUT
SQL
Input terminal for data (common for both 1200 and 9600 bps)
Ground line for the DATA IN, DATA OUT and AF OUT.
Transmits when this terminal is grounded.
Received data output terminal for 9600 bps operation.
Received data output terminal for 1200 bps operation.
Output terminal for squelch condition (Open/Close). Outputs grounded level signal
when squelch is opened, +8 V level signal when squelch is closed.
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ACC(1) Socket Pin No. Pin Name Description Specication
1
2
3
4
5
6
7
8
NC
GND
SEND
MOD
AF
SQLS
13.8 V
ALC
No connection.
Connect to ground.
Input terminal to transmit the trans-
ceiver in relation to the external equip-
ment.(Grounded:transmits)
Input terminal for the modulation cir-
cuit.
Output terminal for AF signals from
the AF detector circuit. Output level is
fixed, regardless of [AF] control.
Output terminal for squelch condition
(Open/Close). Outputs grounded level
signal when squelch is opened.
Output terminal for 13.8 V DC, in rela-
tion to the [POWER].
Input terminal for ALC control.
Transmitvoltage :–0.5to+0.8V
Outputcurrent :Lessthan20mA
Inputcurrent(Tx) :Lessthan200mA
Outputimpedance :10kΩ
Inputlevel :100mVrms
Outputimpedance :4.7kΩ
Outputlevel :100–300mVrms
Squelchopen :Lessthan0.3V/5mA
Squelchclose :Morethan6.0V/100µA
Outputcurrent :Lessthan1A
Inputimpedance :Morethan10kΩ
Controlvoltage :–4to0V
1
2
3
4
5
6
7
8
DATA Socket Pin No. Pin Name Description
1
2
3
4
5
6
NC
GND
NC
DATA
OUT
AF OUT
SQL
No connection.
Ground line for the DATA OUT and AF OUT.
No connection.
Received data output terminal for 9600 bps operation.
Received data output terminal for 1200 bps operation.
Output terminal for squelch condition (Open/Close). Outputs grounded level signal
when squelch is opened, +8 V level signal when squelch is closed.
q
w
e
y
t
r
i SUB BAND DATA SOCKET