Samsung SCX 3205 Service Manual page 106

3) Horizontal Black Band
Description : Dark or blurry horizontal stripes occur in the printing periodically.
(They may not occur periodically.)
1. Bad contacts of the voltage
developer may be stained.
OPC Drum
Charge Roller = 26.7 mm
Supply Roller
Develop Roller = 35.2 mm
Transfer Roller = 39.2 mm
Service Manual
Alignment and Troubleshooting
terminals to developer.
2. The rollers of
= 62.5 mm
= 47.5 mm
Clean each voltage terminal of
the Charge.
Supply, Develop, OPC Gnd 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 developer.
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Samsung Electronics