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5-2 Troubleshooting
Solving Malfunctions
The table below provides general guidelines for problem solving.
If a problem occurs with your machine, check the checkpoints and
perform procedures indicated on the following pages. If the problem
persists, contact your Service Representative.
Symptom Checkpoints Corrective Actions Reference Page
The operation panel does
not respond when the
machine is switched on
( | position).
Is the machine plugged in? Plug the power cord into an AC
outlet.
—
Pressing the Start key
does not produce copies.
Is a message displayed on the
touch panel?
Determine the appropriate
response to the message and take
action accordingly.
page 5-4
The original size is not
detected properly.
Are the originals loaded correctly? When placing originals on the
platen, place them face-down and
align them with the original size
indicator plates.
Refer to Operation
Guide, Chapter 2
Place originals face-up in the
optional document processor.
Refer to Operation
Guide, Chapter 2
Is the machine installed beneath
fluorescent lights?
Do not install this machine beneath
fluorescent lights.
—
Blank sheets are output. Are the originals loaded correctly? When placing originals on the
platen, place them face-down and
align them with the original size
indicator plates.
Refer to Operation
Guide, Chapter 2
Place originals face-up in the
optional document processor.
Refer to Operation
Guide, Chapter 2
Is the machine installed beneath
fluorescent lights?
Do not install this machine beneath
fluorescent lights.
—
Copies are too light. Is Auto Density set? Set the correct density for auto
density.
page 3-7
Is Manual Density set? Use the density adjustment key to
set the correct density.
Refer to Operation
Guide, Chapter 3
When changing the default density,
adjust the density manually and
choose the desired level.
page 3-7
Is the toner distributed evenly within
the toner container?
Shake the toner container up and
down approximately 10 times.
Refer to Operation
Guide, Chapter 5
Is EcoPrint is enabled? Set EcoPrint to [Off]. page 1-28
Is there a message indicating the
addition of toner?
Replace the toner container. Refer to Operation
Guide, Chapter 5
Is the paper damp? Replace the paper with new paper. Refer to Operation
Guide
, Chapter 2
Copies are too dark. Is Auto Density set? Set the correct density for auto
density.
page 3-7
Is Manual Density set? Use the density adjustment key to
set the correct density.
Refer to Operation
Guide, Chapter 3
When changing the default density,
adjust the density manually and
choose the desired level.
page 3-7
Copies have a moire
pattern (dots grouped
together in patterns and
not aligned uniformly).
Is the original a printed
photograph?
Set the original image to [Photo]. Refer to Operation
Guide, Chapter 3