Furuno 1823C, 1933C 3-13, GPS setup menu, Select LOCAL TIME OFFSET and press the EDIT soft key

LOCAL TIME OFFSET	+00:00	GPS
		SETUP
GEODETIC DATUM	WGS-84
POSITION SMOOTHING	000 second(s)	EDIT
SPD/CSE SMOOTHING	005 second(s)
GPS SPEED AVERAGE	060 second(s)	GPS
LATITUDE OFFSET	0.000’N
		STATUS
LONGITUDE OFFSET	0.000’E
DISABLE SATELLITE	- - - - - -
LATITUDE	45 35.000’ N
LONGITUDE	125 00.000’ W
ANTENNA HEIGHT	005 m	RETURN
GPS FIX MODE	2D/3D
COLD START	NO

GPS setup menu

10.Select LOCAL TIME OFFSET and press the EDIT soft key.

11.Enter time difference between local time and UTC time. Use the + <- - > - soft key to switch from plus to minus and vice versa. And then press the [ENTER] knob or ENTER soft key.

12.Select ANTENNA HEIGHT and press the EDIT soft key.

ANTENNA HEIGHT

005 m

Antenna height window

13.Enter the height of the GP-310B/320B antenna unit above sea surface. Use the trackball to select digit and press the alphanumeric keys (or rotate the [ENTER] knob) to set value. The default height is 5 m.

14.Press the [ENTER] knob or ENTER soft key.

15.Choose and set other items as appropriate, referring to the table on the next page.

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