April, 2007 SERVICE CALL CONDITIONS
4-45
Separation power pack output error SC460 D
An interrupt checks the status of
the power pack every 2 ms. This
SC is issued if the BICU detects
a short in the power pack 250
times at D(AC) within 500 ms.
• Damaged insulation on the high-voltage
supply cable
• Damaged insulation around the high-
voltage power supply.
1. Replace the high-voltage supply cable.
2. Replace the high-voltage power supply unit.
3. Replace the IOB.
Waste toner bottle full SC484 D
The toner full sensor goes HIGH
for more than 500 ms, indicating
that the waste toner bottle is full.
• Remove waste toner bottle, empty it
Waste toner transport motor error SC485 D
The lock signal of the waste
toner transport motor remains
HIGH for more than 600 ms.
• Waste toner transport motor defective
Waste toner bottle set error SC487 D
The set sensor of the waste
toner bottle remains LOW for
more than 500 ms. (The sensor
goes HIGH when the bottle is
installed correctly.)
• Install the waste toner bottle
• Remove waste toner bottle and reinstall
correctly
Waste toner transport lock SC488 D
Waste toner cannot be transported to the
waste toner bottle.
• Blockage in the line to the
waste toner bottle
Peltier Unit error SC490 C
The Abnormal Condition signal
or the Peltier Unit is received 10
times.
• Peltier Unit is defective
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