7. Troubleshooting..................................................................................

113

7.1

Error Messages .............................................................................................

113

7.1.1 Messages from the TWAIN Driver .........................................................................

113

7.1.2 Error messages relating to gamma correction pattern editing ...............................

124

7.2

Device Trouble Related to Operation.............................................................

125

7.3

Device Trouble Related to Installation ...........................................................

126

8. Appendix ............................................................................................

127

8.1

Relevant Image Scanner Specification ..........................................................

127

8.2

Maintenance Service .....................................................................................

192

vi