HP Scanjet N7710 Document Sheet-feed Scanner - Manual (Page 4)

Clean the feed roller ................................................................................................................24
Replace the feed roller and separation pad .............................................................................26
7 Troubleshooting
Scanner error codes ................................................................................................................28
Scanner initialization or hardware problems ............................................................................29
Scanner does not start ......................................................................................................29
Scanner has stopped working correctly .............................................................................30
Scanner operation problems ...................................................................................................30
Scanner will not turn on .....................................................................................................31
Scanner lamp stays on ......................................................................................................31
Scanner does not scan right away ....................................................................................31
Scanner scans only one side of a double-sided page .......................................................31
Scanned image is fuzzy .....................................................................................................31
Scanned pages are out of order at the scan destination ...................................................31
Scanner is scanning items very slowly ..............................................................................31
The scan is completely black or completely white .............................................................32
Scanned images are not straight .......................................................................................32
Vertical white stripes appear on the printed page .............................................................32
Scan files are too large ......................................................................................................32
Scanner buttons are not working correctly ..............................................................................32
Buttons do not work ...........................................................................................................32
An unexpected program opens when a button is pressed ................................................33
Wrong HP Smart Document Scan Software profile is used when a button is
pressed ..............................................................................................................................33
Scanner paper path problems .................................................................................................33
Paper jamming, skewing, misfeeds, or multiple-page feeds .............................................34
Paper does not feed from the scanner ..............................................................................34
The bottom of the scanned image is cut off .......................................................................34
The scanned images have streaks or scratches ...............................................................35
An item loaded in the scanner jams repeatedly .................................................................35
Clear jams from the scanner paper path ...........................................................................35
Contact HP Support .................................................................................................................36
8 Advanced technical features
Long pages ..............................................................................................................................37
Scanner hardware compression ..............................................................................................37
Color dropout ...........................................................................................................................38
Misfeed (Multipick) Detection ...................................................................................................38
Index..............................................................................................................................................39
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