Furuno GP-1850WF, GP-1850WDF manual 11-7, DGPS/WAAS SETUP OPTIONS menu, DGPS/WAAS menu

LATITUDE, LONGITUDE

The default latitude and longitude position is San Francisco, USA (38.00.000’N, 123.00.000’W). When the unit is turned on for the first time it begins searching for its actual position. To lessen the time required to find position, you may enter your position manually. To switch from North to South and vice versa, use the N<-->S soft key, and to switch from West to East and vice versa, use the W<-->E soft key. Finally, press the ENTER soft key or the [ENTER] key.

ANT. HEIGHT

Enter the height of the antenna unit above sea surface. For further details refer to the Installation Manual.

FIX MODE

You can choose the position-fixing mode from 2D or 2D/3D. 2D requires three satellites to fix position; 2D/3D requires three or four satellites, whichever is available.

DGPS/WAAS SETUP OPTIONS menu

This menu sets parameters for the DGPS beacon receiver. (GP1850WDF, or GP1850WF equipped with DGPS beacon receiver.) and WAAS. To display it, press the [MENU] key followed by the GPS/DPGS/TD OPTIONS and DGPS SETUP OPTIONS soft keys.

		DGPS
DGPS/WAAS MODE	AUTO	WAAS
BEACON FREQUENCY	AUTO
		EDIT
BEACON BAUD RATE	AUTO
WAAS SEARCH	AUTO
CORRECTIONA DATA SET	02
DGPS/WAAS ALARM	ON

DGPS 3D
		RETURN
	DGPS/WAAS menu

11. CUSTOMIZING YOUR UNIT

DGPS/WAAS MODE

Select DGPS, WAAS or AUTO. (Position is fixed by WAAS when DGPS correction data is not available.)

BEACON FREQUENCY (for DGPS)

DGPS reference station can be searched automatically or manually. For manual search, select MANUAL here, and use the cursor pad to select frequency of DGPS reference station. The default setting is AUTO.

BEACON BAUD RATE (for DGPS)

Selects the transmission rate of the DGPS reference station nearest you, among AUTO (default setting), 50, 100 or 200 bps. This setting is only effective when DGPS mode is “manual”; baud rate cannot be changed in automatic DGPS mode.

WAAS SEARCH (for WAAS)

Choose AUTO for automatic search or MANUAL for manual search. For MANUAL, enter appropriate WAAS satellite number, referring to the illustration below.

AUTO mode and GEO satellite (in JUNE 2002)

118° W			34.75° W 24.5° E 121.25° E
	2°			2°		2°		2°
			122	120		131		134
		AOR-W			AOR-E		IOR		POR
			54° W		15.5° W		64.5° W		178° E

One-degree threshold

Longitude Range	Satellite
120.25° E to 117° W	134
119° W to 33.75° W	122
35.75° W to 25.5° E	120
23.5° E to 122.25° E	131

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