Trouble
(15) Dirt back of paper
(16) Poor fixing
(17) Ghost
(18) Black spots
(19) Light rain
At the printer side
Clean the pressure roller in the heat-fixing unit. Replace the
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heat-fixing unit.
Replace the drum unit.
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Replace the high-voltage power supply PCB.
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At the printer side
Instruct the user to use paper of the recommended weight
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2
(less than 36 lb./m
Clean the toner sensors (LED and light-receiver).
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Replace the toner cartridge.
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Replace the drum unit.
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Check the fitting of the heater thermistor. Replace the heat-
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fixing unit.
Replace the low-voltage power supply PCB.
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At the printer side
Instruct the user to use paper of the recommended weight
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2
(less than 36 lb./m
Replace the drum unit.
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Replace the high-voltage power supply PCB.
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At the printer side
Gently wipe off the surface of the photo-sensitive drum with a
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cotton swab.
Replace the drum unit.
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Replace the heat-fixing unit.
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Replace the high-voltage power supply PCB.
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At the printer side
Replace the drum unit.
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Replace the high-voltage power supply PCB.
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VI - 26
Action to be taken
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