Troubleshooting Guide
SM 4-79 G133
Trouble-
shooting
Test
1. Do SP2-111-003 (Mode c: rough adjustment).
2. Use SP2-194-007 to check if the result of the line position adjustment is correct (0:
Completed successfully, 1: Not completed). If the result is "1", refer to
‘Countermeasure list for color registration errors’.
3. Do SP2-111-001 (Mode a: fine adjustment twice).
4. Use SP2-194-007 to check if the result of the line position adjustment is correct (0:
Completed successfully, 1: Not completed). If the result is "1", refer to
‘Countermeasure list for color registration errors’.
5. Put some A3/DLT paper on the by-pass tray.
When you print a test pattern, use the by-pass tray to feed the paper.
6. Print out test pattern "7" with SP2-109-003.
7. Check the printed output with a loupe.
8. If there are no color registration errors on the output, the line position adjustment is
correctly done. If not, refer to the countermeasure list for color registration errors.
Countermeasure list for color registration errors
After Executing SP2-111-003
Result (SP2-194)
-007
-010, -011,
-012
Test pattern check Possible cause/Countermeasure
Result:
"1"
Result:
"2" or "3"
(Line pattern
detection
failure)
White image,
Abnormal image,
Low density
Defective laser optics housing unit
shutter
Defective image processing unit
Low density of test pattern
Defective EGB
1. Replace the shutter motor.
2. Replace the high voltage power
supply unit.
3. Do the forced process control
(SP3-011-001) or supply some
toner (SP3-015-xxx).
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