CDC 1725/DCC 2725 CDC 1730/DCC 2730 CDC 1740/DCC 2740 ...

Troubleshooting
Solving Malfunctions
The table below provides general guidelines for problem solving.
If a problem occurs with your machine, look into 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 main power
switch is turned on.
Pressing the Start key
does not produce
copies.
Blank sheets are
ejected.
Printouts are too light.
Is the machine plugged in?
Is there a message on the
touch panel?
Is the machine in Sleep
mode?
Are the originals loaded
correctly?
Is the machine in Auto
Density mode?
Is the machine in Manual
Density mode?
Is the toner distributed evenly
within the toner container?
Is there a message indicating
the addition of toner?
Plug the power cord into an AC
outlet.
Determine appropriate response to
the message and respond
accordingly.
Press the Power key to recover
the machine from Sleep mode. The
machine will be ready to copy
within 45 seconds.
When placing originals on the
platen, place them face-down and
align them with the original size
indicator plates.
When placing originals in the
optional document processor,
place them face-up.
Set the correct density level for
auto density.
Use [Image Quality] to set the
correct density level.
When changing the default density
level, adjust the density manually
and choose the desired level.
Shake the toner container from
side to side about several times.
—
10-6
3-5
2-28
2-29
—
3-14
—
9-8
Replace the toner container. 9-8
Is the paper damp? Replace the paper with new paper. 2-16
Is the drum dirty? Carry out Drum Refresh. 8-54
Carry out Developer Refresh. 8-65
Is the scanner dirty? Carry out Laser Scanner Cleaning. 8-65
Is EcoPrint mode enabled? Disable EcoPrint mode. 8-45
10-2 OPERATION GUIDE