A d j u s t i n g t h e P r i n t C o n t r a s t
You may need to adjust the print contrast if the printing is too light or too dark. Having the correct print contrast is important because it affects how well your bar codes scan and how long your printhead lasts.
Using a thin screwdriver, turn contrast knob clockwise for darker print; turn
You only have to turn the contrast
adjuster slightly.
Your System Administrator can adjust the print contrast by sending the print control packet. Refer to the Packet Reference Manual for more information. We recommend you check the bar code print quality with a bar code verifier. If you do not have a bar code verifier or
scanner, check the bar code visually. A bar code that is in spec has complete bars, clear spaces, and small alphanumeric characters
look complete. An in spec bar code may not
look as good as one that is too dark, but it has the highest scan rate.
Dark | IN SPEC | Light |
Care and Maintenance
