Ricoh MP C3004 Field Service Manual page 757

Result of Check
Causes
Color registration
errors found
Solution
Pattern
Result of Check
Causes
Color registration
errors found
Solution
Pattern
Result of Check
Causes
Color registration
errors found
Solution
Pattern
The leading edge registration of "M", "C" and/or
"Y" is not correct.
1. Image Transfer Belt failure
2. Drive Section failure
3. ID Sensor failure
4. BCU(IPU) failure
5. Normal
1. Replace Image Transfer Belt
2. Replace PCU, Drum motor
3. Replace ID Sensor
4. Replace BCU(IPU)
1, 2
The skew of "M", "C" and/or "Y" is not correct.
1. PCU installation failure
2. Laser Unit failure
3. IOB failure
1. Reset/Replace PCU
2. Replace Laser Unit
3. Replace IOB
-
Shifted Drum phase.
1. PCU installation failure
2. Drive Section failure
3. Phase adjustment failure
1. Reset/Replace PCU
2. Check/Replace Drive Section
3. Execute SP1-902-001
5
Image Adjustment
749