White (Black) Line; Toner Smudges - Muratec MFX-1300 Field Engineering Manual

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4.12.8 White (Black) Line

Symptom: White or black strip appears vertically through image.
Poor development
ABCDE
Defective Drum
ABCDE
ABCDE
Improper charging
ABCDE
Improper fusing
ABCDE
Poor image transfer
Improper LED exposure
Poor scanning

4.12.9 Toner Smudges

Symptom: Background appears "peppered" with black spots.
Poor scanning
ABCDE
ABCDE
Improper fusing
ABCDE
ABCDE
ABCDE
Replace the Toner Cartridge.
Replace the Drum Cartridge.
Replace the Drum Cartridge.
Replace the Fusing Unit.
Replace the Image Transfer Unit.
Replace the LED Print Head Unit.
Clean the Contact Grass.
Clean the Contact Grass.
Clean the Fusing Rollers. If it is not effective, replace Rollers or the Fusing
Unit.
4-12

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