2NL/2P8
1-4-34
5101 Main high-voltage error
Measure the inflowing current
when Vpp is varied in 3 steps
and verify if the difference of
the currents of 0 and step 2 is
less than 5.
Drum unit
1. Confirm that the drum or the drum screw
can rotate.
2. If it won’t rotate, replace the drum unit.
3. Check that the discharger lamp is
properly connected.
Charger roller unit 1. Check that the high-voltage contacts are
not distorted or adhered with foreign
objects.
2. Reinstall the chrager roller unit.Or,
replace the charger roller unit (see page
1-5-16).
High voltage PWB 1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
High voltage PWB (CN1) and Engine
PWB (YC31)
2. If the FCC wiring is disconnected,
shorted or grounded, replace the FCC
wiring.
3. Replace the High voltage PWB (see
page 1-5-50).
Engine PWB 1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
44).
Code Contents Related parts
Check procedures/
corrective measures
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