Please restart PC.
If the DiMAGE Scan cannot be started up after restarting PC, delete two files shown below:
Macintosh OSX:
/Library/Application Support/DS Elite5400 2/MFSLibInit
/Library/Application Support/DS Elite5400 2/MFSButtonCheck
Macintosh OS 9.2.2:
/System/Application Support/DS Elite5400 2/MFSLibInit
/System/Application Support/DS Elite5400 2/MFSButtonCheck