Raymarine i40, Installation And Operation Instructions Manual, Page: 31 / 68

D9343--2
1 2 3
1 Waterline offset
2 Transducer / Zero offset
3 Keel offset
If an offset is not applied, displayed depth readings represent the
distance from the transducer to the sea bed.
Calibrating Bidata
During normal operation:
1. Simultaneously press and hold the Down and Action buttons
for 2 seconds to display the user cal page.
1 0
15
20
25
30
35
40
45
50
55
60 5
2
+
D12414-1
2. Press the Action button to display the depth response page.
CAL
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3. Use the Up and Down buttons to adjust the depth response to
the required level.
4. Press the Action button to display the speed response page.
CAL
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5. Use the Up and Down buttons to adjust the speed response to
the required level.
6. Press the Action button to display the depth units page.
CAL
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7. Use the Up and Down buttons to select the required depth units.
8. Press the Action button to display the speed units page.
CAL
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9. Use the Up and Down buttons to select the required speed units.
10. Press the Action button to display the distance units page.
CAL
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11. Use the Up and Down buttons to select the required distance
units.
12. Press the Action button to display the water temperature units
page.
CAL
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13. Use the Up and Down buttons to select the required temperature
units.
14. Press the Action button to display to the cal factor page.
CAL
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15. Use the Up button to increase the cal factor value, or the Down
button to decrease the cal factor value.
16. Alternatively, simultaneously press and hold the Up and Down
buttons to display the SOG page.
CAL
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+
The SOG page is only displayed if SOG data is available and the
vessel speed is greater than 0.5 kts.
17. In conditions of zero tide and current, press the Up button for 3
seconds to apply the SOG value as the speed reading.
18. Press the Action button to display the depth offset page.
CAL
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19. Use the Up and Down buttons to select the required depth offset
value.
20. Press the Action button to display the shallow alarm lock page.
C AL
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21. Use the Up and Down buttons to switch the shallow alarm lock
on and off.
22. To save your settings and return to normal operation from any
page, simultaneously press and hold the Down and Action
buttons for 2 seconds.
Calibrating depth
During normal operation:
1. Simultaneously press and hold the Down and Action buttons
for 2 seconds to display the user cal page.
1 0
15
20
25
30
35
40
45
50
55
60 5
2
+
D12414-1
2. Press the Action button to display the depth response page.
CAL
D12401-1
3. Use the Up and Down buttons to adjust the depth response to
the required level.
Getting started
31