Problems with Print Quality The ink head may be clogged. Execute ink head cleaning. ( U “Ink Head Cleaning” on page 67 ) Problems with Reading Quality Cannot Read Magnetic Ink Characters Correctly The MICR head may be dirty. Execute MICR head cleaning. ( U “Cleaning the Paper Feeding Path” on page 68 ) Poor Cut Sheet or ID Card Reading Quality The scanner glass may be dirty. Perform scanner cleaning. ( U “Cleaning the Scanner” on page 70 ) 80