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-1.42-
1.47.3 Position and bearing correction
There may be some instances where the map latitude and longitude are out of radar pictures for
several seconds. You can compensate this error as follows:
1. Press the [MENU] key.
2. Press the [8] key twice to display the MARK menu.
3. Press the [5] key to display the Position Correction menu.
Note: Variation Corr. and correction values appear only when a magnetic compass is
connected.
4. For position correction, press the [2] key to select Yes from the Position Corr field and press
the [ENTER/SELECT] key.
5. Press the [3] key to select Delta L/L Entry and press the [ENTER/SELECT] key.
6. Use the trackball to shift chart data.
7. Press the [ENTER/SELECT] key.
8. For bearing correction, press the [4] key to select Manu. from the Position Corr field, and then
press the [ENTER/SELECT] key.
9. Press the [5] key to select Manual Entry and press the [ENTER/SELECT] key.
10. Use the EBL or VRM control to rotate chart data.
11. Press the [ENTER/SELECT] key followed by the [MENU] key.
Position Correction
1. ↑
2. Position Corr.
No Yes
3. Delta L/L Entry
4. Variation Corr.
Off Manu. Auto
5. Manual Entry
Delta L/L
000. 0’S
000. 0’W
Manual ∆θ
000. 0°W
Auto ∆θ
000. 0°W