JRC JLR-20 User Manual

2-12
2.3 CABLE CONNECTION
● Unit (Rear Connector)
Sensor Connection Terminal
Used for connecting the dedicated GPS compass sensor.
Maintenance Terminal
Used to connect to a computer (RS-232C).
(Shall be used by service engineer only.)
Power Supply Terminal
Used to supply power to the equipment.
Use the included power cable.
Chassis Ground Terminal
Connect to the ship's ground terminal as needed.
External Device Connection Terminal (For Serial
Transmission)
Used for connecting equipment such as radar.
External Device Connection Terminal
(For Contact Signal)
Interfaces to optional equipment such as an external
buzzer.
DC12/24V
E
SENSOR
DATA IN/OUT 1
CONTACT IN/OUT
DATA IN/OUT 2

JRC JLR-20 Specifications

General

Brand	JRC
Model	JLR-20
Category	Marine GPS System
Language	English