If a problem occurs while the unit is being used, check the following items, and check the scanner status with the
User Utility. If the unit still malfunctions, turn it OFF, unplug the AC adaptor from the scanner, and call for service.
The LED (Green) does not
light when the AC adaptor is
connected to the scanner.
The computer does not
recognize the scanner.
Scan speed is slow at USB
The document has been
loaded on the feed tray. But
the scanner does not start
Scanned image is slanted.
Problem with the AC outlet.
The power switch is off.
The power cord is not plugged in.
Problem with the AC adaptor.
The scanner is not connected to the
The scanner is not registered correctly.
The USB interface of the computer is
not installed correctly.
The scanner is connected via USB
The USB cable without High-Speed
logo is used.
The scanner is connected to the
computer with USB 1.1.
The document is not loaded properly.
The sensor cannot detect the
document as the edge of the document
The document guides are not adjusted
to the size of the document being
scanned. The document to be scanned
is set slanted on the feed tray.
Right and left sides of the document to
be scanned are not of the same height,
due to curl and fold.
If the paper size is small, the document
to be scanned may become curled on
the feed tray.
This may cause paper jams or
Check and reset the circuit breaker.
Push the power switch to turn it on
Insert the power plug firmly (See
Disconnect the scanner from the AC
outlet, and call for service.
Connect the USB cable correctly.
Uninstall the scanner from the
Register the scanner hardware again
Check the computer whether the USB
interface of your computer is installed
correctly using the device manager's
Do not connect via USB hub.
Use the USB cable with High-Speed
Connect to the computer with USB 2.0.
Load the document properly (See
Flatten the document, and load it
Adjust the document guides properly to
the size of the document being
Remove curl and fold, and flatten the
Using the mixed batch card guide
prevents the documents to be scanned
from becoming curled on the feed tray.