10-14
Troubleshooting > Troubleshooting
Printouts are curled. Is the paper damp? Replace the paper with new paper. page 3-2
Cannot print. Is the machine plugged in? Plug the power cord into an AC outlet. ―
Is the machine powered on? Turn on the power switch. page 2-10
Are the USB cable and network cable
connected?
Connect the correct USB cable and
network cable securely.
page 2-8
Is the print job paused? Resume printing. page 7-10
Cannot print with USB
memory.
USB memory not
recognized.
Is the USB host blocked? Select [Unblock] in the USB host
settings.
page 8-34
― Check that the USB memory is securely
plugged into the machine.
―
Printouts have vertical lines.
Is the slit glass dirty? Clean the slit glass. page 10-2
― Run [Laser Scanner Cleaning]. page 10-34
Dirt on the top edge or back
of the paper.
Is the interior of the machine dirty? Clean the interior of the machine. page 10-3
Part of the image is
periodically faint or shows
white lines.
― Open and then close the rear cover. page 2-3
― Select the [System Menu/Counter] key
> [Adjustment/Maintenance] >
[Service Setting] > [MC] and decrease
the adjustment value. Decrease the
adjustment value 1 level at a time from
the current value. If there is no
improvement after the value is
decreased by 1 level, decrease by 1
level again. If there is still no
improvement, return the setting to the
original value.
―
― Run [Drum Refresh]. page 10-29
Print on the back of the
sheet is visible on the front.
― Set [Prevent Bleed-through] to [On]. page 6-19
page 8-15
Symptom Checkpoints Corrective Actions
Reference
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