MTU 20V4000Lx2x Operating Instructions Manual page 84

1.4520.274 – SCR Fault Even
Red alarm. Initiated by IC922.
Cause
Hardware not ready for operation.
1.4520.275 – Odd Energy Level out of Range
Yellow alarm. Initiated by IC922.
Cause
Specified energy level is beyond
the valid range.
1.4520.276 – Even Energy Level out of Range
Yellow alarm. Initiated by IC922.
Cause
Specified energy level is beyond
the valid range.
1.4530.007 – Shutdown
Red alarm. Initiated by F-Series.
Cause
Hardware not ready for operation.
1.4530.008 – Alarm
Yellow alarm. Initiated by F-Series.
Cause
Combined alarm (for details, refer
to the source alarm).
1.4530.009 – Derating Active
Yellow alarm. Initiated by F-Series.
Cause
Combined alarm (for details, refer
to the source alarm).
1.4530.010 – PWM Input High Duty Cycle Error
Yellow alarm. Initiated by F-Series.
Cause
F-Series setting is not correct.
84 | Troubleshooting | MS150122/00E 2015-07
Corrective action
u Restart ignition.
Corrective action
u Adjust value.
Corrective action
u Adjust value.
Corrective action
u Restart F-Series.
Corrective action
u Combined alarm (for details, refer to the source alarm).
Corrective action
u Combined alarm (for details, refer to the source alarm).
Corrective action
u Check setting.