Furuno GP-3500 - Manual (Page 115)

9. CUSTOMIZING YOUR UNIT
9-3
3. DELTA L/L
For this method, pre-calculate the error on a nautical chart.
The position offset window changes as below.
TURN KNOB TO SELECT OFFSET METHOD.
ENTER CORRECT LAT/LON POSITION AND PRESS KNOB TO ENTER.
CURSOR ON/OFF: SWITCH NOUTH/SOUTH & EAST/WEST
OFFSET METHOD 1. CURSOR 2. LAT/LON 3. DELTA L/L 4. CANCEL
LATITUDE 0 0
°
00.000' N
LONGITUDE 000
°
00.000' E
Position offset window (3. Delta L/L)
a) Use the numeric keys to enter the correction value for latitude.
b) Press the [CURSOR ON/OFF] key to switch from North to South and vice
versa.
c) Roll the trackball downward to place the cursor on the LONGITUDE line.
d) Press the numeric keys to enter the correction value for longitude.
e) Press the [CURSOR ON/OFF] key to switch from East to West and vice
versa.
f) Press the [ENTER] knob to return to the CHART SETUP menu.
7. Press the [MENU] key several times to close the menu.
The offsetting icon ( ) appears at the bottom of the PLOTTER (or PILOT) NAV
INFO 1 display.
Note:
To cancel chart offset, select “4. CANCEL” at step 5.