Icom IC-7300 HF Plus Full Manual page 153

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18
CONNECTOR INFORMATION
ACC socket (Continued)
D OPC-599 ACC conversion cable pin assignments
The OPC-599 ACC conversion cable connects
between a 13 pin [ACC] socket and 7 pin and 8 pin
sockets.
13
9 10 11 12
5 6 7 8
1 2 3 4
[ACC] socket
(IC-7300)
Microphone connector
q Microphone input
w +8 V DC output
e Frequency up/down
Front panel view
D External keypad
A circuit is used to output memory content from 4
memories. You can output desired memory content
such as that from a CW Memory keyer (M1 ~ M4),
Voice memory (T1 ~ T4), RTTY Memory (RT1 ~ RT4)
to be transmitted.
z Push a switch to send the memory information.
z Hold down the switch for 1 second to repeatedly
send the memory information.
L To use the external keypad, turn ON the following
items in the CONNECTORS set screen. (p. 12-8)
» SET > Connectors > External Keypad
MENU
• VOICE: ON
• KEYER: ON
• RTTY: ON
L The External keypad is not supplied by Icom. (User
supplied)
i AF output
u GND
(Microphone ground)
y GND (PTT ground)
t PTT
r Squelch line output
ACC 1
2
5
4
3
1
8
6 7
q FSKK t AF
w GND y SQLS
e SEND u 13.8 V
r MOD i ALC
PIN No.
Microphone input (Impedance: 600 Ω)
q
+8 V DC output (Maximum 10 mA)
w
Up:
e
Down: Ground through 470 Ω
Grounded when the squelch opens.
r
PTT
t
PTT ground
y
Microphone ground
u
AF output (varies with the [AF] control.)
i
4.7 kø 2.2 kø
± 5% ± 5%
S4 S3
External keypad
18-3
ACC 2
2
5
4
3
1
6 7
q 8 V t ALC
w GND y —
e SEND u 13.8 V
r BAND
DESCRIPTION
Ground
[MIC]
connector
1.5 kø 1.5 kø
PINe
± 5% ± 5%
MIC
1
2 8
3
S2 S1
4
PINy
Front panel
view
7
6
5