Furuno CH-250 manual Horizontal Menu Overview, Horizontal menu description

2.13 Horizontal Menu Overview

This section presents an overview of the items on the HORZ menu.

1.Press the [MENU] key to open the menu.

2.Press to select MENU and then press or to select the HORZ menu.

MENU	COM1 COM2	HORZ	VERT ES PRESET SYS
TVG LEVEL	4.0
TVG DISTANCE	4.0
GAIN ADJUST	0
RES. COLOR	LOG
CLUTTER	0
TARGET KEY	REVERSE
LOCK MODE	AUTO
AUTO TILT	OFF
: SELECT	: CHANGE	MENU: END

Figure 2-19 HORZ menu

3.Press or to select item desired.

4.Press to show corresponding dialog box.

5.Press or to select option desired.

6.Press the [MENU] key to register your selection and close the menu.

2.13.1 Horizontal menu description

TVG LEVEL: Compensates for propagation loss of sound in water. Default setting is 4.0. For further details, see paragraph 2.11.3 on page 2-13.

TVG DISTANCE: As above. Default setting is 4.0.

GAIN ADJUST: Compensates for too weak or too strong echo level. Adjust it when the gain on the horizontal mode when it is not the same as that on the vertical fan and echosounder modes.

Setting range: -10 to +10. Default setting is 0.

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