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2.4.2. GPS (J3)

GPS (J3) is used for connection with the GPS.

PIN NAME DESCRIPTION APPLICATION

1 +12V

Used for direct connection with a

JRC GPS receiver

2 GND Same as above

3 NAVCOM Data return

4 NAVRX Data input

5 NAVTX

Used for direct connection with a

JRC GPS receiver

GPS

2.4.3. GYRO/COMPASS (J5)

GYRO/COMPASS (J5) is connected when a bearing signal is input to the radar.

PIN NAME DESCRIPTION APPLICATION

1 NSKTX- Signal (+) transmitted to the NSK

2 NSKTX+ Signal (-) transmitted to the NSK

3 NSKRX+

Signal (+) received from the NSK,

GPS compass, or another bearing

sensor (NMEA)

4 NSKRX-

Signal (-) received from the NSK,

GPS compass, or another bearing

sensor (NMEA)

5 GND Power GND for the NSK

6 ALM+ Dry contact output 1

External-buzzer

connection

7 ALM- Dry contact output 2

External-buzzer

connection

8 +5V Power supply (+5 V) for the NSK

JRC JMA-5212-4/6 Service Manual

Other manuals for JRC JMA-5212-4/6