Furuno 851 MARK-2 installation manual Attaching Option Connector, Display unit rear view

2. WIRING

2.3 Attaching OPTION Connector

You can connect external buzzer or NMEA equipment (Echosounder and/or Video plotter) by attaching the optional connector kit.

This radar can output NAV data received from a navaid to a video plotter. For how to distribute NAV data, refer to “2.4 Connection of two equipments”.

	NMEA
TLL, RSD
MODEL 851
MARK-2	OPTION
	J61

Figure 2-5

Navaid

Video plotter

1.Remove the plastic cover of OPTION from rear cover.

2.Disconnect all connectors from rear panel.

3.Dismount the display unit from hanger.

4.Unfasten eight screws and three nuts fixing the waterproof connector to remove the rear covers.

Waterproof Connector assy.

Multipin	J61
	NMEA
connector	J59
	EXT BUZZ

Figure 2-6 Display unit rear view

5.Connect connector assy. to J61(NMEA)/J59(EXT BUZZ) on SPU Board (SPU-9180).

To distribute NAV data, modify waterproof connector assy. as shown figure 2-7.

2-4