Panasonic KX-PS8100 Operating Instructions Manual page 241

Trouble
Light vertical streaks
appear in all colors.
Dark and wavy vertical
streaks appear in all
colors.
The entire page prints
in black, including the
borders.
Toner spots appear on
the back of the media.
Care and Maintenance
Possible Cause
The main charge grid
is dirty.
The main charge grid
is dirty.
Bad electrical contact
for the main charge
grid.
The main charge grid
is broken.
The transfer unit is
worn out.
Corrective Action
Replace the color
imaging unit.
Replace the color
imaging unit.
Reinsert the color
imaging unit to correct
the contact for the
main charge grid.
Replace the color
imaging unit.
Replace the transfer
unit.
241