Kyocera KM-S4850W Operation Manual page 124

CHAPTER 11 TROUBLESHOOTING
TROUBLE
The copy image is light.
The copy image is dark.
Black stripes appear on copies.
11-20
CHECK POINT
Is the copy contrast set to auto?
Is the exposure adjusted
manually? (Is a left exposure
indicator or the Light indicator
lit?
Is the message indicating that
replenishment of toner is
needed displayed?
Is the paper wet?
Is the copy contrast set to auto?
Is the exposure adjusted
manually? (Is a right exposure
indicator or the Dark indicator
lit?
Is the contact glass or the feed
rollers dirty?
PROCEDURE
Adjust "8 Exposure adj." of the default setting.
Use the copy contrast keys to adjust the exposure to
the proper level.
Replenish toner.
Replace the paper roll with a new one. Depending on
the operating environment, turn the dew prevention
heater switch on.
Adjust "8 Exposure adj." of the default setting.
Use the copy contrast keys to adjust the exposure.
Clean the contact glass or the feed rollers.
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4-3
11-5
3-7
7-4
4-3
13-1