Operation Manual

Message Cause Solution
"Insufficient memory. Close
all other applications, then
restart scanning."
Memory is insufficient. • Close all the unnecessary
applications running on the client
computer.
• Uninstall the TWAIN driver, and
then reinstall it after restarting the
computer.
"Insufficient memory. Reduce
the scanning area."
Scanner memory is
insufficient.
• Reset the scan size.
• Lower the resolution.
• Set with no compression. For
details about the settings, see
TWAIN driver Help.
The problem may be due to the
following:
• Scanning cannot be performed if
large values are set for brightness
when halftone or high resolution is
used. For details about the
relationship between scan
settings, see "Relationship
between Resolution and Scan
Size", Scan.
• If a misfeed occurs, you might not
scan an original. Remove the
misfeed, and then scan the
original again.
"Invalid Winsock version.
Please use version 1.1 or
higher."
You are using an invalid
version of Winsock.
Install the operating system of the
computer or copy Winsock from the
operating system CD-ROM.
"No User Code is registered.
Consult your system
administrator."
Access is restricted with user
codes.
For details about User Code
Authentication, see "User Code
Authentication", Security Guide.
9. Troubleshooting
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