Icom IC-M710RT [24/32] I connector information

Icom IC-M710RT [24/32] I connector information
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7
CONNECTIONS AND INSTALLATION
Connector information
ACC(1)* PIN PIN NAME DESCRIPTION SPECIFICATIONS
1 CWK CW and FSK keying input. Input level: Less than 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 mA
When grounded, transmit. Connected in parallel with ACC(2) pin 3.
4 MOD
Modulator input. Input impedance: 10 k
Usable when pin 3 is grounded. Input level: Approx. 100 mV rms
5AF
AF detector output. Output impedance: 4.7 k
Fixed, regardless of [AF] position. Output level: 100300 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 impedance: More than 10 k
Connected in parallel with ACC(2) pin 5.
ACC(2)*/ACC* PIN PIN NAME DESCRIPTION SPECIFICATIONS
1 8 V Regulated 8 V output.
Output voltage: 8 V ±0.3 V
Output current: Less than 10 mA
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.
6 RLC T/R relay control output. When transmitting: 0 V (less than 0.5 A)
7 13.6 V Same as ACC(1) pin 7.
MICROPHONE PIN PIN NAME DESCRIPTION SPECIFICATIONS
1 MIC+
Audio input from the microphone
Input impedance: 600
element.
2 NC No connection.
3 AF1
AF output controlled with [VOLUME].
Connected to pin 4 in the microphone.
4 AF2
AF input.
Connected to pin 3 in the microphone
.
5 PTT PTT switch input. When grounded, transmits.
6 GND Connected to ground.
7 MIC Coaxial ground for MIC+.
8AF 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.
2 START Start signal output. Pulled up 8 V, 0 V (100 msec) as a start signal.
3 13.6V 13.6 V output. Maximum current: 2 A
4
E Negative terminal. USA version (See below for Europe version.)
ANTC Antenna current input. Input level: Approx. 2 V rms
1
2
3
4
5
6
7
8
2
45
13
67
6
5
4
1
2
3
8
7
* ACC(2): Marine and general version; ACC: GMDSS version.
*ACC(1): Marine and general versions only.
IC-M710RT.qxd 02.1.9 9:03 Page 20

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