Ricoh Aficio MP C2030, Service Manual

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Troubleshooting Guide
SM Appendix 6-3 D037/D038/D040/D041
Appe
ndix:
Tr
ouble
-
shooting
Guide
6.1.2 LINE POSITION ADJUSTMENT
When there are color registration errors on the output, do the line position adjustment as
follows.
ƒ Use A3/DLT size paper for this adjustment.
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.
ƒ 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
ƒ
Result: "1" in SP2-194-007
ƒ Result: "2" or "3" (Line pattern detection failure) in SP2-194-010, -011, -012
Test pattern check Possible cause/Countermeasure
White image, Abnormal image,
Low density
ƒ Defective image processing unit
ƒ Low density of test pattern
ƒ Defective i-controller
1. Replace the high voltage power supply unit.
2. Do the forced process control (SP3-011-001) or
supply some toner (SP3-015-xxx).