Furuno BACK GP-80 - Manual (Page 55)

8 – 3
Entering position offset
If you do not know the type of chart you are
using, GPS position may be wrong. Note the
difference in position when moored to a pier
and enter it on the GPS SETUP menu, to get
correct position.
1) Press [MENU ESC] [9] and [6].
2) Press ▲ or ▼ to select Posn Offset on page
2/2.
3) If necessary press [ ] to switch from
north latitude to south latitude or vice
versa.
4) Key in latitude correction.
5) If necessary press [ ] to switch from east
longitude to west longitude or vice versa.
6) Key in longitude correction.
7) Press the [NU/CU ENT] key.
8) Press the [MENU ESC] key.
Entering time difference
1) Press [MENU ESC] [9] and [6].
2) Press ▲ or ▼ to select Time Diff on page
2/2.
3) Key in time difference (–14:00 to +14:00).
4) Press [ ] to change from plus to minus
or vice versa.
5) Press the [MENU ESC] key.
Entering position
After the unit is installed you may enter posi-
tion to shorten the time it takes to find posi-
tion. (It takes about two minutes when there
is no position data entered.)
1) Press [MENU ESC] [9] and [6].
2) Press ▲ or ▼ to select Posn on page 2/2.
3) If necessary, press [ ] to switch from
north latitude to south latitude or vice
versa. Key in latitude.
4) If necessary, press [ ] to switch from east
longitude to west longitude or vice versa.
Key in longitude.
5) Press the [NU/CU ENT] key.
6) Press the [MENU ESC] key.
8.2 Selecting Units of
Measurement
Unit of distance
Distance can be displayed in nautical mile,
kilometer or statute mile as follows.
1) Press [MENU ESC] [9] and [2]. The
UNIT SETUP menu appears.
Figure 8-3 UNIT SETUP menu
2) Press ▲ or ▼ to select Unit of Distance.
3) Press t or s to select unit; nm, km or
sm.
4) Press the [NU/CU ENT] key.
5) Press the [MENU ESC] key.
Unit of depth
1) Press [MENU ESC] [9] and [2].
2) Press ▲ or ▼ to select Unit of Depth.
3) Press t or s to select unit; meter, feet, or
fathom.
4) Press the [NU/CU ENT] key.
5) Press the [MENU ESC] key.
Unit of Depth
Unit of Temp.
Unit of Altitude
UNIT SETUP
MENU : Escape
:Select
° C ° F
km sm
m ft FA
m ft
ENT : Enter
Unit of Distance nm