11 Appendix
1
1.1 Troubleshooting
If a problem occurs while the scanner is being used, check the following items and check the scanner's
status in User Utility. If the unit still malfunctions, turn it OFF, unplug the power cord and call for service.
Symptom Possible Cause Remedy
The Ready LED (Green)
does not light when the
unit’
s power is turned ON.
The power cord is not plugged in. Insert the power plug firmly.
The computer does not
recognize the scanner
. The
scanner is not functioning
correctly.
The scanner is not connected to the
computer correctly.
Connect the USB cable correctly.
The software is not installed
correctly
.
Uninstall the software from the
computer (page 100), and then
install the software again (page
14).
The scanner is connected via USB
hub.
Do not connect via USB hub.
There is a problem with the USB
cable.
Make sure to use the included
USB cable.
The unit’s power was turned OFF
because no operation was
performed for a certain period of
time.
Turn ON the unit's power (page
32
).
Scan speed is slow.
The scanner is connected over a
USB 1.1 connection.
Connect over USB 2.0 / USB 3.0.
The document has been
loaded on the feed tray
, but
the scanner does not start
scanning.
The document is not loaded
properly
.
Load the document correctly.
(page 43)
The sensor cannot detect the
document as the edge of the
document is curled.
Flatten the document (page 40),
and load it again (
page 43).
The ADF door cannot be
opened.
The screw is not loosened.
Loosen the shipping screw. (page
15
)
11 Appendix
95
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