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ERROR CODE and TROUBLESHOOTING
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Drive systems 11 Is the drum, scanner or transfer belt
jittery?
Check each drive system.
High-voltage
transformer
(main charger
needle
electrode/grid,
1st/2nd
transfer roller
and developer
bias)
12 Is the high-voltage transformer output
defective?
Check/correct any electric leakage
and related circuits.
If the high-voltage transformer does
not work, replace it.
Cause/Section Step Check item Measures
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