MTU 8V4000Lx4 Operating Instructions Manual page 80

1.4520.530 – MIC5 Stat Global timing limited
Yellow alarm. Initiated by MIC5.
Cause
The global timing is outside of
the valid range.
1.4520.540 – MIC5 E1 General fault
Red alarm. Initiated by MIC5.
Cause
A general fault occurred.
1.4520.541 – MIC5 E1 Overspeed
Red alarm. Initiated by MIC5.
Cause
The overspeed limit was
reached.
1.4520.542 – MIC5 E1 Speed sig during selftest
Red alarm. Initiated by MIC5.
Cause
Pickup signals were detected
during self-test.
1.4520.543 – MIC5 E1 Shutdown due to alarm
Red alarm. Initiated by MIC5.
Cause
Shutdown due to alarm.
1.4520.544 – MIC5 E1 Id of output board failed
Red alarm. Initiated by MIC5.
Cause
The output board characteristics
were unreadable or are
incorrect.
1.4520.545 – MIC5 E1 Fail hi-voltage pow supply
Red alarm. Initiated by MIC5.
Cause
The high-voltage power supply is
defective.
80 | Troubleshooting | MS15026/00E 2015-05
Corrective action
u Check settings.
Corrective action
1. Check settings.
2. Check cabling.
3. Restart ignition control unit.
Corrective action
u Check settings. Restart ignition control unit.
Corrective action
u Restart ignition control unit.
Corrective action
u Rectify cause of alarm.
Corrective action
u Restart ignition control unit.
Corrective action
u Restart ignition control unit.