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4 Vertical black belt/stripe
• Replace the EP unit.
• Has this error been recovered?
• Yes End
Caution:
After replacing the EP unit, reset the drum counter. (Refer to
"Replacing the Drum Cartridge" in "User's Manual".)
• No Replace the LED head.
• Has this error been recovered?
• Yes End
Caution:
Set the LED head drive time when replacing the LED head. (See
Section 4.2.1.)
• No Replace the main control board or high-voltage power supply board.
5 Cyclic defect
EP drum
Cycle
1.98" (50.3 mm)
Remedy
Clean or replace the EP unit.
Developing roller 1.44" (36.6 mm) Replace the EP unit.
Toner supply roller 2.63" (66.8 mm) Replace the EP unit.
Charge roller 0.81" (20.6 mm) Replace the EP unit.
Cleaning roller 0.81" (20.6 mm) Replace the EP unit.
Transfer roller 1.71" (43.4 mm) Replace the EP unit.
Heat roller 2.46" (62.5 mm) Replace the heat roller.
Pressure roller B 1.98" (50.3 mm) Replace pressure roller B.
Caution:
After replacing the EP unit, reset the drum counter. (Refer to "Replacing the Drum
Cartridge" in "User's Manual".)