Kongsberg Simrad RA83, Service Manual

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93842105-00
2 - 17
pin No. Name Function
1 +24V For tuning system and modulator power
2 +12V Logic and fan motor power
3 +12V
4 DAT-R Ground
5 DAT Communication data line
6 BP/SHF-R Ground
7 BP/SHF Bearing pulse and Heading pulse
8 V/TRG-R Ground
9 V/TRG Video and Trigger signal
J2 Connector for Processor Unit
pin No. Name Function
1 +250V H.V. for transmitter
2 N.C.
3 GND
4 +40V for motor supply voltage
5 +40V for motor supply voltage
6 +40V-R for motor supply voltage return
7 +40V-R for motor supply voltage return
J3 Connector for Heading
pin No. Name Function
1 HC Heading Contact (Reed Switch)
2 GND
J4 Connector for Antenna Motor
pin No. Name Function
1 V Photo Coupler Power Supply
2 AZI Azimuth Pulse
3 GND
4 MOTOR- Motor Power-
5 MOTOR+ Motor Power+
J5 Connector for FAN motor (25kW)
pin No. Name Function
1 GND
2 +12V-R Logic power
3 +12V Logic and fan motor power
J6 Not Used
J7
Connector for IF Unit
pin No. Name Function
1 +24V Supply for tuning system
2 +12V Power supply
3 GND
4 TRG-3 Trigger for synchronized detection
5 GND
6 IND-T Tuning corrections
7 M.T Manual tuning voltage control
8 M-TUNE Change the manual and auto tune
9 BW Change the IF bandwidth
10 ATS Auto tuning start/stop
11 VIDEO Video out
12 GND
13 TUNE M Tuning meter level
14 TUNE V Tuning voltage monitor
J1 (IF PCB) Connector for Modulator PCB