10-10
Troubleshooting > Solving Malfunctions
Cannot print with USB
memory.
USB memory not recognized.
Is the USB host blocked? Select Unblock in the USB host
settings.
9-21
Check that the USB memory is
securely plugged into the machine.
——
When displaying an image
sent from the machine on the
PC, an image size is shrunk
vertically or horizontally.
Have you selected 200×100dpi Normal
or 200×400dpi Super for the scan
resolution?
Select a scan resolution other than
200×100dpi Normal or 200×400dpi
Super when sending an image.
3-50
Black or white vertical streaks Is the slit glass dirty? Clean the slit glass. 10-6
Check the operation panel for toner. If the Toner is empty message is
displayed, install a new toner
container.
10-2
Dirt on the top edge or back
of the paper
Check the paper chute and the ramp. Open the right cover and check for
toner on the paper ramp inside the
paper transfer unit. Clean the paper
ramp using a soft, dry, lint-free cloth.
—
Part of the image is
periodically faint or blurred.
Have the developer unit and drum unit
been loaded properly?
Load the developer unit and drum unit
properly.
—
Is the right cover completely closed? Close the right cover. —
— Run [Drum Refresh 1]. 9-24
— If you experience frequent problems,
turn the cassette heater switch on.
2-4
White spots appear on
image.
— Run [Drum Refresh 2]. 9-24
Print on the back of the sheet
is visible on the front.
Set Prevent Bleed-through to [On]. 3-54
Symptom Checkpoints Corrective Actions Reference
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