74 | Maintenance
5.4.6 Alarm code A: System Communication Failure (1)
Alarm is generated when there is a failure in communication from the Master Compass to the Control Unit.
1.
Turn OFF the power switch.
2.
Turn ON again after approx. 20 seconds.
3.
Take action according to paragraph 2.5.1
Start
, if no alarm code A was activated.
4.
If alarm code A is activated, turn OFF the power switch of this system.
5.
Disconnect the power cable from the
ship’s distribution board.
6.
Confirm the connection / contact between the external terminal board of the master compass and the external
terminal board (connector) inside of the control unit.
Master Compass MTTRM Board TB2 connection No.6 (MR+) and No.7 (MR-).
Control Unit ICNT Board TB1-1 connection No.8 (MR+) and No.9 (MR-).
7.
Contact Alphatron Marine Service Engineer, or their agent, after checking steps 2 to 7.
5.4.7 Alarm code b: System Communication Failure (2)
Alarm is generated when there is a failure in communication from the Master Compass to the Control Unit.
1.
Turn OFF the power switch.
2.
Turn ON again after approx. 20 seconds.
3.
Take action according to paragraph 2.5.1
Start,
if no alarm code b was activated.
4.
If alarm code b is activated, turn OFF the power switch of this system.
5.
Disconnect the power cable from the ship’s distribution board.
6.
Confirm the connection / contact between the external terminal board of the master compass and the external
terminal board (connector) inside of the control unit.
Master Compass MTTRM Board TB2 No.4 (MT+) and No.5 (MT-)
Control Unit ICNT Board TB1-1 connection No.6 (MT+) and No.7 (MT-)
7.
Contact Alphatron Marine Service Engineer, or their agent, after checking steps 2 to 6.
5.4.8 Alarm code c or d: GPS Communication Stop or Failure of GPS data
• CAUTION
• Any alarm generated by failure in the GPS may cause large errors in bearing output.
1.
Confirm that GPS operates properly.
Note
Operate GPS according to "GPS Operator Manual
” if it does not operate properly.
2.
Change the input system according to paragraph 1.7.3
Setting the Latitude input source
, if it was not recovered
after executing step 2.
3.
Contact Alphatron Marine Service Engineer immediately, after checking steps 1 and 2.
Summary of Contents for ALPHAMIDICOURSE Mk2
Page 80: ...80 Appendices 6 1 1 Dimensions of Control Unit...
Page 81: ...81 Appendices 6 1 2 Dimensions of Master Compass...
Page 82: ...82 Appendices 6 1 3 Master Compass without housing...
Page 84: ...84 Appendices 6 1 5 Connection Diagram...
Page 85: ...75 Appendices 6 1 6 Cable Diagram...
Page 86: ...76 Appendices 6 1 7 Installation Drawing...
Page 88: ...78 Appendices AlphaMidiCourse Mk2 Check Maintenance Sheet...
Page 89: ...79 Appendices AlphaMidiCourse Mk2 Check Maintenance Sheet...
Page 90: ...80 Appendices AlphaMidiCourse Mk2 Check Maintenance Sheet...
Page 91: ...81 Appendices AlphaMidiCourse Mk2 Check Maintenance Sheet...
Page 92: ...82 Appendices AlphaMidiCourse Mk2 Check Maintenance Sheet...
Page 95: ...85 Appendices 6 4 Return Slip Sensitive element...
Page 96: ...86 Appendices...
Page 99: ......
