HP (Hewlett-Packard) C4562A Printer User Manual


 
H P D e s k J e t 6 9 0 C S e r i e s P r i n t e r s P r i n t o u t M i s s i n g D o t s
Printout Missing Dots
Horizontal rows of dots missing on printouts may be the result of a
connection problem between the printer carriage contacts and the print
cartridge contacts. For information about solving missing dot problems,
refer to "Troubleshooting Information/Print Quality Problems/Missing Dots."