Hitachi SCANJET N9120 - Manual (Page 4)

Scanner initialization or hardware problems ............................................................................30
Check that the scanner has power ....................................................................................30
Check the USB connection ................................................................................................31
Uninstall and then reinstall the HP Scanjet utilities ...........................................................32
Scanner operation problems ...................................................................................................32
Scanner will not turn on .....................................................................................................32
Scanner lamp stays on ......................................................................................................33
Scanner does not scan right away ....................................................................................33
Scanner scans only one side of a double-sided page .......................................................33
Scanned image is fuzzy .....................................................................................................33
Scanned pages are out of order at the scan destination ...................................................33
Scanned pages are missing at the scan destination .........................................................34
Optimizing scanning and task speeds ...............................................................................34
The image is completely black or completely white ...........................................................34
Scanned images are not straight .......................................................................................35
Scanned images contain streaks or scratches ..................................................................35
Vertical white stripes appear on the printed page .............................................................35
Scan files are too large ......................................................................................................35
The imprinter is not printing or the print quality is poor ......................................................36
Scanner buttons are not working correctly ..............................................................................36
Buttons do not work ...........................................................................................................37
An unexpected program opens when a button is pressed ................................................37
Wrong profile is used when the Scan button is pressed ....................................................38
Automatic document feeder problems .....................................................................................38
Clear a jam from the automatic document feeder .............................................................39
Automatic document feeder does not feed paper ..............................................................42
The bottom of the scanned image is cut off .......................................................................42
Additional troubleshooting information ....................................................................................42
5 Accessibility............................................................................................................................43
Index..............................................................................................................................................44
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