Furuno 2137S-BB, 2837S installation manual Connection of Sub-display, Full-Log

2. WIRING

Connection of Sub-display

A conventional remote display and/or FAR-2107 series radar can be connected to J617 and J618 in the processor unit as a sub-display. However, the control for GAIN and STC are different depending on J617 and J618. Refer to the table to connect sub-displays.

Port		Conventional remote	FAR-2107 series radar
		display
J617	Overall gain	Even if input video level is	The gain is 8 dB lower than
(FULL-LOG)		adjusted to 4 Vp-p, the	that on the master radar.
		gain is 8 db lower than
		that on the master radar.
	GAIN control	The GAIN control is	The GAIN control has no
		effective.	effect.
	STC control	The STC control is	The STC control has no
		effective.	effect.
J618	Overall gain	When input video level is	The gain is almost same as
(SEMI-LOG)		adjusted to 4 Vp-p, the	that on the master radar.
		gain becomes the same
		as that on the master
		radar.
	GAIN control	The GAIN control is	The GAIN control has no
		effective.	effect.
	STC control	The STC control is	The STC control has no
		effective, however this	effect.
		control is added on the
		signal adjusted by the
		master radar. So this port
		is not recommended to
		use .

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