Connector Information - Icom IC-M710 Instruction Manual

7
CONNECTIONS AND INSTALLATION
• Connector information
ACC(1)*
PIN PIN NAME DESCRIPTION SPECIFICATIONS
1 CWK
CW and FSK keying input.
Input level : Less then 0.6 V for transmit
~
2 GND
Connects to ground.
Connected in parallel with ACC(2) pin 2.
Input/output pin. Ground level
-0.5 to 0.8 V
3 SEND
Goes to ground when transmitting.
Input current Less than 20 rnA
When grounded. transmits.
Connected in parallel with ACC(2) pin 3.
Rear panel
4 MOD
Modulator input.
Input impedance 10 kQ
view
Usable when pin 3 is grounded.
Input level Approx. 100 mV rms.
5
AF
AF detector output. Output impedance : 4.7 kQ
Fixed, regardless of [AF] position. Output level : 100-300 mV rms
6 SCAN Starts scan when grounded. Scan operation : Less than 0.6 V
7
13.6
v
13.6 V output when power is ON.
Output current : Max.1 A
Connected in parallel with ACC(2) pin 7.
Control voltage -3 to 0 V
8 ALC
ALC voltage input.
Input impedance More than 10 kQ
Connected in parallel with ACC(2) pin 5.
* ACC{1 ): Manne and general verston only.
ACC(2)*/ACC*
PIN PIN NAME DESCRIPTION SPECIFICATIONS
(Marine/General versions)
1 8V
Regulated 8 V output.
Output voltage : 8
v
±
0.3
v
Output current : Less than 1 0 rnA
@
2 GND Same as ACC(1) pin
2.
3 SEND
Same as ACC(1) pin
3.
4
NC
No connection
5 ALC Same as ACC(1) pin 8.
Rear panel
view
6
RLC T/R relay control output When transmitting : 0 V (less than 0.5 A)
7
13.6V Same as ACC(1) pin 7.
• ACC{2): Marine and general version, ACC: GMDSS version.
MICROPHONE PIN PIN NAME DESCRIPTION SPECIFICATIONS
1 MIC+
Audio input from the microphone
Input impedance : 600Q
element.
2 NC
No connection
3 AF1
AF output controlled with [VOLUME].
Output impedance : 4Q
(~ ~:~1)
Connected to pin 4 in the microphone.
4
AF2
AFinput
Connected to pin 3 in the microphone.
30 0 6
5
PTT PTT switch input
~o
o_0
When grounded, transmits.
--=-
6 GND Connected to ground.
7
MIC- Coaxial ground forMIC+
8 AF- Coaxial ground for AF1 and AF2.
TUNER PIN PIN NAME DESCRIPTION SPECIFICATIONS
1 KEY
Key signal input -0.5 to 0.8 V during tuning
1
2
•
2 START Start signal output Pulled up 8 V, 0 V(1 00 msec.) as a start signal .
3
13.6V 13.6 V output Maximum current 2A
E
8terminal
For U.S.A. version (See below for Europe version)
3
4
4
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ANTC
Antenna current input
Input level : Approx. 2 Vrms
16