Kyocera TASKalfa 420i 420i/520i Operation Guide - Page 329

Perform Gray, Adjustment in the, System Menu., Performing Color, USB memory

Page 329 highlights

Troubleshooting Symptom Cannot print with USB memory. When displaying an image sent from the machine on the PC, an image size is shrunk vertically or horizontally. USB memory not recognized. Perform Gray Adjustment in the System Menu. is displayed. Performing Color Calibration... appears during continuous copying and copying stops. White or color streaks appear on prints. Checkpoints Was the USB memory formatted with a machine other than this machine? Is the USB host blocked? Check that the USB memory is securely plugged into the machine. Have you selected 200×100dpi Normal or 200×400dpi Super Fine for the scan resolution? Check that the USB memory is securely plugged into the machine. Is the USB host blocked? Over long periods of use, the effects of the ambient temperature and humidity can cause color output hues to vary slightly. The machine is carrying out a calibration process to ensure color stability. The inside of the machine may be dirty. Corrective Actions Format the USB memory with this machine. Select Unblock in the USB host settings. - Select a scan resolution other than 200×100dpi Normal or 200×400dpi Super Fine when sending an image. - Select Unblock in the USB host settings. Whenever the printed hues differ from the original document or image, carry out Gray Adjustment. This is not a fault.Resume continuous copying when the calibration process ends. Carry out Laser Scanner Cleaning. Reference Page 6-20 8-72 - - - 8-72 8-46 8-46 8-47 10 OPERATION GUIDE 10-5

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Troubleshooting
OPERATION GUIDE
10-5
10
Cannot print with USB
memory.
Was the USB memory
formatted with a machine
other than this machine?
Format the USB memory with this
machine.
6-20
Is the USB host blocked?
Select
Unblock
in the USB host
settings.
8-72
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 Fine for
the scan resolution?
Select a scan resolution other than
200×100dpi Normal or 200×400dpi
Super Fine when sending an
image.
USB memory not
recognized.
Check that the USB memory
is securely plugged into the
machine.
Is the USB host blocked?
Select
Unblock
in the USB host
settings.
8-72
Perform Gray
Adjustment in the
System Menu.
is
displayed.
Over long periods of use, the
effects of the ambient
temperature and humidity
can cause color output hues
to vary slightly.
Whenever the printed hues differ
from the original document or
image, carry out Gray Adjustment.
8-46
Performing Color
Calibration...
appears
during continuous
copying and copying
stops.
The machine is carrying out a
calibration process to ensure
color stability.
This is not a fault.Resume
continuous copying when the
calibration process ends.
8-46
White or color streaks
appear on prints.
The inside of the machine
may be dirty.
Carry out Laser Scanner Cleaning.
8-47
Symptom
Checkpoints
Corrective Actions
Reference
Page