Image Access WideTEK 25 User Manual

Page 100 Manual
C Tests and Troubleshooting
C.1 Troubleshooting Matrix
Fields with a light blue background need the Poweruser access level. All other fields are
available to all users.
Problem Possible cause Action
The touch panel does not
show the stand-by message.
No power Check main outlet, power cord, power-
on switch on the left side of the device.
Touching the touch panel
does not power up the
device.
Connector failure, software
glitch …
Switch power off for at least 10
seconds. Retry after touch panel is
illuminated again.
Touching the STOP button
on the touch panel does not
power down the device.
Internal software hangs,
application hangs …
End all applications and retry. If
problem persists, touch the STOP
button for at least 10 seconds. Power
up again.
Image is darker than
expected.
The target used for white
balance is much brighter
than the scanning target.
Go to the Adjustments function and
modify the Brightness
Correction setting.
Image is brighter than
expected.
The document is much
brighter than the target
used for white balance.
Go to the Adjustments function and
modify the Brightness
Correction setting.
Image has vertical stripes or
streaks.
Improper white balance. Exercise
the White Balance procedure.
Image shows a color shift
towards red (tint)
The target used for white
balance is more blue than
the scanning target.
Go to the RGB adjustments and lower
the gain on red.
Image shows a color shift
towards blue (tint)
The target used for white
balance is more red than
the scanning target.
Go to the RGB adjustments and lower
the gain on blue.
Image shows a color shift
towards red (tint)
The scanner receives
significant amounts of
infrared light (sun or spot
lights) not visible to the
human eye.
Change position, close blinds, dim or
shut off any bright spotlights.

Image Access WideTEK 25 Specifications

General

Brand	Image Access
Model	WideTEK 25
Category	Scanner
Language	English