Epson WF-4820 Series User Manual page 12

Image Consists of a Few Dots Only............................................................................................. 346
Line of Dots Appears in All Scanned Images............................................................................... 347
Straight Lines in an Image Appear Crooked ................................................................................ 347
Characters are Not Recognized During Conversion to Editable Text (OCR) ............................... 347
Scanned Characters are Blurry ................................................................................................... 348
Image Colors are Patchy at the Edges ........................................................................................ 348
Ripple Patterns Appear in an Image ............................................................................................ 349
Streaks Appear in All Scanned Images ....................................................................................... 349
Scanned Image Edges are Cropped ........................................................................................... 349
Solving Faxing Problems.................................................................................................................. 349
Cannot Send or Receive Faxes ................................................................................................... 350
Cannot Receive Faxes with a Telephone Connected to Your Product ........................................ 352
Fax Memory Full Error Appears................................................................................................... 352
Fax Quality is Poor ...................................................................................................................... 353
Sent Fax is Received in an Incorrect Size ................................................................................... 354
Received Fax is Not Printed ........................................................................................................ 354
Solving USB Device Problems ......................................................................................................... 355
Cannot View or Print from a USB Device..................................................................................... 355
Cannot Save Files on a USB Device ........................................................................................... 355
Cannot Transfer Files To or From a USB Device......................................................................... 356
Uninstall Your Product Software....................................................................................................... 356
Uninstalling Product Software - Windows .................................................................................... 356
Uninstalling Product Software - Mac............................................................................................ 358
Where to Get Help............................................................................................................................ 358
Technical Specifications ........................................................................................................................ 360
Windows System Requirements ...................................................................................................... 360
Mac System Requirements .............................................................................................................. 361
Paper Specifications ........................................................................................................................ 361
Printable Area Specifications ........................................................................................................... 363
Automatic Document Feeder (ADF) Specifications .......................................................................... 364
Scanning Specifications ................................................................................................................... 365
Fax Specifications ............................................................................................................................ 366
Ink Cartridge Specifications.............................................................................................................. 367
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