74 | Operation
Alarm
"MOTION REFERENCE NOT AVAILABLE"
Cause
None of the MRU’s are healthy.
Reaction
Alarm on buzzer and on workstation.
MRU roll (list) is set to 0.
MRU pitch (trim) is set to 0.
MRU yaw (heading) is set to 0.
In calm weather DP operation can continue. In other situations DP performance will be worse,
system may lose position keeping.
Action
Check if MRU’s are selected.
Does alarm occur at DP_SYSTEM1, DP_SYSTEM2 and JC_SYSTEM?
YES:
Check Power supply to MRU’s.
Check wiring between MRU’s and DP system.
When this does not solve the problem, contact ALPHATRON MARINE.
NO:
Restart DP workstation x by turning power inside UPS-x OFF/ON.
When this does not solve the problem, contact ALPHATRON MARINE.
2.6.6 Position Sensor Alarms
Note The alarm descriptions ‘x’ displays sensor number.
Alarm
"LASER-x ALARM"
Cause
COM port failure.
Input sentence not valid or time-out.
Signal quality low (input from sensor).
Reaction
Alarm on buzzer and on workstation.
Quality for this LASER reference is set to 0.
Rating for this LASER reference is set to 0.
Action
Check at Laser control station that target is selected.
Does alarm occur at DP_SYSTEM1, DP_SYSTEM2 and JC_SYSTEM?
YES:
Check Power supply to LASER.
Check wiring between LASER and DP system.
When this does not solve the problem, contact ALPHATRON MARINE.
NO:
Restart DP workstation x by turning power inside UPS-x OFF/ON.
When this does not solve the problem, contact ALPHATRON MARINE.
Alarm
"GPS-x ALARM"
Cause
COM port failure.
Содержание Alphatron Marine AlphaDynaPos
Страница 1: ...AlphaDynaPos Ship Automation and Navigation system Operation Manual www jrc am ...
Страница 5: ...5 Contents 4 2 Appendix B Checklist for Taking DP system into Operation 85 ...
Страница 13: ...13 Introduction III 3 System Overview DP2 Figure 2 system Overview DP2 ...
Страница 14: ...14 Introduction III 4 Sensor Overview Figure 3 Sensor Overview ...