Sheet printing is selected. ........................................................................................................................................... 560
The following ink tanks cannot be recognized. .................................................................................................. 565
The paper is too small. .................................................................................................................................................. 557
The paper is too small. .................................................................................................................................................. 557
The roll is empty. ............................................................................................................................................................. 559
This paper cannot be used. ........................................................................................................................................ 559
This type of paper is not compatible with HP-GL/2. ........................................................................................ 570
Top cover is open. ........................................................................................................................................................... 572
Unknown
le. ..................................................................................................................................................................... 572
Wrong ink tank. ................................................................................................................................................................ 565
Wrong maintenance cartridge. .................................................................................................................................. 569
Wrong printhead. ............................................................................................................................................................. 567
iPF780
User's Guide
Error Message Error Messages
555