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4-11
4.12.6 Uneven print density
Symptom: Image graduates from dark to light across page.
Poor development
•
Remove the toner cartridge and shake it a few times to redistribute the
toner inside. If the problem persists, replace the toner cartridge.
•
Replace the High Voltage Unit.
•
Clean the LED print head.
Defective Drum
•
If the drum surface for moisture condensation found, leave drum in unit
with power on to dry.
•
Replace the Drum Cartridge.
Poor image transfer
•
Replace the Image Transfer Unit.
•
Replace the High Voltage Unit.
•
Replace the Main Control PCB.
4.12.7 Irregularities
Symptom: Portions of image are broken or missing.
Poor image transfer
•
Replace the Image Transfer Unit.
•
Replace the High Voltage Unit.
4.12.8 White (Black) Line
Symptom: White or black strip appears vertically through image.
Poor development
•
Replace the Toner Cartridge.
Defective Drum
•
Replace the Drum Cartridge.
Improper charging
•
Replace the Drum Cartridge.
Improper fusing
•
Replace the Fusing Unit.
Poor image transfer
•
Replace the Image Transfer Unit.
Improper LED exposure
•
Replace the LED Print Head Unit.
Poor scanning
•
Clean the Contact Grass.
Summary of Contents for OKIOFFICE 120
Page 7: ...vi ...
Page 17: ...1 10 1 7 Dimensions Dimension in mm ...
Page 23: ...1 16 1 11 ID Label Specification 1 12 Labels location ...
Page 24: ...2 1 Section2 Machine Composition 2 1 Interconnect Block Diagram ...
Page 25: ...2 2 ...
Page 87: ...3 46 Unique Switch F 7 and F 9 Factory use only ...