Service Manual
Adjustment and Troubleshooting
4-26
Samsung Electronics
3) Horizontal Black Band
Description: Dark or blurry horizontal stripes occur in the printing periodically.
(They may not occur periodically.)
2. The rollers of toner
cartridge may be stained.
Charge roller = 37.7mm
Supply roller = 44.9mm
Develop roller = 35.2mm
Transfer roller = 47.1mm
1. Bad contacts of the voltage
terminals to toner cartridge.
Clean each voltage terminal of the
Charge, Supply, Develop and
Transfer roller. (remove the toner
particles and paper particles)
1. Clean the right Gear that has
relatively small gap of the teeth
in the OPC.
2. If the malfunction persists,
replace the toner cartridge.
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