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● Code : B-5
● Symptom :
-. Vertical Band for a Particular Color
-, Vertical Dark Band
● Possible Cause:
1. Dr.Gap defect
2. LSU window contamination
3. Charging defect by the charging roller contamination.
4. OPC, ITB Cleaning Blade defect.
● Troubleshooting method :
[step1] Dr.Gap defect
(1) If it is possible to disassemble the imaging unit, check if the DMA on Mag. Roller is distributed equally.
If or not, replace the imaging unit.
[step2]
LSU window contamination
(1) Check if there is any contaminant on exposure window of the imaging unit.
Troubleshooting
● Vertical Thick/Dark Band 1/2
4-176
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Table of Contents
Troubleshooting
