SC Table
SM 4-19 G133
Trouble-
shooting
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Replace the shutter on the laser optics housing unit.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Shutter overrun error 2: Close
The shutter close sensor detects "ON" after SC 291 has occurred.
Defective motor
Change of load to shutter motor
292 D
Replace the shutter on the laser optics housing unit.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Shutter sensor time over error: Open
The shutter open sensor does not detect "ON" for 2000 msec after the
shutter motor turns on.
Defective shutter close sensor
Disconnected or broken harness
Defective shutter motor
Defective shutter
Shutter motor overload
Defective IOB
293 D
1. Check or replace the harness.
2. Replace the shutter on the laser optics housing unit.
3. Replace the shutter motor.
4. Replace the shutter close sensor.
5. Replace the IOB.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
294 C Shutter overrun error 1: Open
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