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System alarms
Alarm/Warning
Anchor
Anchor depth
CAN bus supply overload
Deep water
Low boat speed
Low CAN bus voltage
No GPS fix
Shallow water
True wind high
Possible cause
Anchor drift alarm, vessel
movement exceeds the set limit.
Anchor depth below set limit.
Current > 10A.
Depth exceeds the set limit.
Boat speed below set limit.
CAN bus voltage < 10 V.
GPS lost contact with satellites.
Depth below set limit.
True wind speed above set limit.
Recommended action
• Take appropriate action to handle the vessel
• Reposition the anchor
• Take appropriate action to handle the vessel
• Reposition the anchor
• Check summary unit loads
• Excessive current draw
• Check for short circuit/defective device on network
• Take appropriate action to handle the vessel
• Navigate to shallower waters
• Increase boat speed
• Check battery/charger condition
• Check cable length, bus load and bus supply feeding point
• If possible, check if fault disappears by disconnecting some
units
• Check that the GPS antenna has a clear view of the sky
• Navigate to deeper waters
• Proceed with caution
• Check charts
• Take appropriate action to secure boat, sails and crew
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