Samsung SL–C1860FW Service Manual page 123

7) Horizontal Bands
• Description : Dark or white horizontal stripes appear in the page. (These may occur at regular intervals down the
page.)
Cause and Check Point
The developing roller, OPC drum or other rollers in the
toner cartridge may be contaminated or deformed.
Bad contacts of HV terminals of the toner cartridge with
high voltage terminals from printer set.
8) Poor Fusing
• Description : Toner is not properly fixed on paper.
Cause and Check Point
The media doesn't meet specification
Fuser is defective
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4. Alignment and Troubleshooting
Solution
Replace the toner cartridge.
Clean all HV terminals in the cartridge and on the set
frame. Ensure all toner or paper dust, particles are
removed.
Solution
Use the proper media in specifications.
Replace the fuser unit.
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