Oki MB780 User Manual page 10

Incorrect characters print...........................................................................................................................................................260
Tray linking does not work........................................................................................................................................................261
Large jobs do not collate ...........................................................................................................................................................261
Unexpected page breaks occur...............................................................................................................................................261
Solving copy problems...................................................................................................................................................262
Copier does not respond ...........................................................................................................................................................262
Scanner unit does not close......................................................................................................................................................262
Poor copy quality..........................................................................................................................................................................262
Partial document or photo copies..........................................................................................................................................264
Solving scanner problems.............................................................................................................................................264
Checking an unresponsive scanner .......................................................................................................................................264
Scan was not successful .............................................................................................................................................................264
Scanning takes too long or freezes the computer............................................................................................................265
Poor scanned image quality .....................................................................................................................................................265
Partial document or photo scans............................................................................................................................................265
Cannot scan from a computer .................................................................................................................................................266
Solving fax problems.......................................................................................................................................................266
Caller ID is not shown..................................................................................................................................................................266
Cannot send or receive a fax.....................................................................................................................................................266
Can send but not receive faxes................................................................................................................................................268
Can receive but not send faxes................................................................................................................................................269
Received fax has poor print quality........................................................................................................................................269
Solving option problems................................................................................................................................................270
Option does not operate correctly or quits after it is installed ....................................................................................270
Paper trays.......................................................................................................................................................................................270
2000-sheet tray..............................................................................................................................................................................271
Envelope feeder ............................................................................................................................................................................271
Output options ..............................................................................................................................................................................272
Flash memory card.......................................................................................................................................................................272
Hard disk with adapter................................................................................................................................................................272
Internal Solutions Port ................................................................................................................................................................272
Memory card ..................................................................................................................................................................................272
Solving paper feed problems.......................................................................................................................................273
Paper frequently jams .................................................................................................................................................................273
Paper jam message remains after jam is cleared ..............................................................................................................273
Page that jammed does not reprint after you clear the jam.........................................................................................273
Solving print quality problems....................................................................................................................................274
Isolating print quality problems..............................................................................................................................................274
Blank pages.....................................................................................................................................................................................274
Characters have jagged or uneven edges ...........................................................................................................................275
Clipped images..............................................................................................................................................................................275
Ghost images..................................................................................................................................................................................275
Gray background ..........................................................................................................................................................................276
Contents
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