Canon CanoScan FB 620U Information Guide

Cause 1:

Insufficient memory (RAM) available to start ScanGear CS-U

Solution:

Close other programs and start ScanGear CS-U

Cause 2:

ScanGear CS-U already running as a TWAIN driver within another application

Solution:

Close the ScanGear CS-U already running as a TWAIN driver (See ScanGear CS-U
User’s Guide electonic manual)

Cause 3:

ScanGear CS-U is not installed

Solution:

Install ScanGear CS-U (See Quick Start Guide)

Cause 4:

Application program is not TWAIN_32 compatible

Solution:

Start ScanGear CS-U from within a TWAIN_32 compatible program

Cause 5:

The scanner not selected

Solution:

Select scanner following the directions included in the application manual