Furuno SC-120 manual Heading data format, Jumper wire and format on the circuit board 20P8171

2. INSTALLATION

Note: When switching from internal heading to external heading when using an autopilot in the auto mode, set the autopilot in the manual mode BEFORE switching, adjust heading at the autopilot and then switch to the auto mode.

5.Press the [ENT] key.

6.Press the [DISP] key to close the menu.

2.6.3Heading data format

1.Turn off the processor unit.

2.Unfasten four screws from the processor unit to remove the top cover.

3.Choose the heading format of the equipment connected to the ports HDG OUT 1, HDG OUT 2 and HDG OUT 3 with the jumper wires on the circuit board 20P8171, referring to the table below. The default setting for each port is AD-10.

Jumper wire and format on the circuit board 20P8171

Port	Format	Setting		Remarks
HDG OUT	AD-10	J11 < - > J13		NMEA and AD-10 are identified
1	NMEA	J11 < - > J12		on the circuit board. Choose
				NMEA for IEC 61162-1
HDG OUT	AD-10	J14 < - > J16
2				sentences.
	NMEA	J14 < - > J15
HDG OUT	AD-10	J17 < - > J19
3	NMEA	J 17 < - > J18
			NMEA
			(IEC 61162)
ANGULAR		HEAD1		AD-10
RATE SENSOR

BEACON

20P8171	NMEA (IEC 61162)
	HEAD2
	AD-10

HEAD3	AD-10
	NMEA (IEC 61162)

Processor unit, cover opened, top view

2-21