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4 Service en onderhoud .................................................................................................................................. 21
tabblad Maintenance (Onderhoud) van HP Scanner Tools Utility ...................................................... 22
Toebehoren voor onderhoud en de scanner bestellen ....................................................................... 22
Maak de glasplaat, de scanstrook en de achtergrond van de automatische documentinvoer (ADI) . 23
De doorvoerrollen reinigen ................................................................................................................. 25
De doorvoerrollen vervangen ............................................................................................................. 27
Het scheidingskussen vervangen ....................................................................................................... 31
Het bedieningspaneel vervangen ....................................................................................................... 34
5 Problemen oplossen ..................................................................................................................................... 37
Scannerfouten .................................................................................................................................... 38
Eenvoudige tips voor probleemoplossing ........................................................................................... 39
Problemen met het installeren van de scanner oplossen ................................................................... 40
Controleer de kabels .......................................................................................................... 40
De HP Scanjet Utilities verwijderen en opnieuw installeren .............................................. 40
Problemen met het initialiseren van de scanner of met de hardware ................................................ 42
De USB-verbinding controleren ......................................................................................... 42
Controleren of de scanner voorzien is van stroom ............................................................ 43
De scanner opnieuw instellen ............................................................................................ 43
De scanner werkt niet meer correct ................................................................................... 44
Problemen bij het gebruik van de scanner ......................................................................................... 45
De scanner wordt niet ingeschakeld .................................................................................. 45
Scanner schakelt steeds uit ............................................................................................... 45
Problemen met het LCD-scherm of scannerknoppen werken niet naar behoren .............. 46
De scanner begint niet meteen met scannen .................................................................... 46
Er wordt slechts één zijde van een dubbelzijdige pagina gescand .................................... 46
Sommige pagina's worden niet gescand ........................................................................... 46
De gescande afbeelding is wazig ...................................................................................... 47
Pagina's worden in de verkeerde volgorde gescand ......................................................... 47
Snelheid van scannen en taken optimaliseren .................................................................. 47
De scan is volledig zwart of volledig wit ............................................................................. 48
Gescande afbeeldingen zijn niet recht ............................................................................... 48
Er verschijnen witte, verticale strepen op de afgedrukte pagina ....................................... 48
Er verschijnen gekleurde verticale strepen op de afgedrukte pagina ................................ 48
Scanbestanden zijn te groot .............................................................................................. 48
De scanknoppen werken niet goed .................................................................................................... 49
Problemen met de papierbaan van de scanner ................................................................................. 50
Papier loopt vast of wordt scheef, verkeerd of met meerdere pagina's tegelijk
ingevoerd ........................................................................................................................... 50
Kwetsbare originelen scannen ........................................................................................... 50
Het papier wordt niet in de scanner ingevoerd .................................................................. 50
Originelen krullen om in de uitvoerlade van de scanner. ................................................... 51
De onderkant van de gescande afbeelding is afgekapt ..................................................... 51
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