Printronix ProLine 5 Series Manual page 173

Adjust to 10% will print 10% more pages before reaching 0%. A –10% will cause
the display to reach 0% after 10% fewer pages. The setting can range from –99%
through 99%.
Fault Action
When set to New Ribbon, changing the ribbon while in RIBBON INK OUT /
CHANGE RIBBON fault will reset the ribbon life to 100%, just as if the new ribbon
menu option was executed. When set to Do Nothing, the ribbon life may only be
reset through the New Ribbon menu option.
RibbonMinder is a user–definable software feature that determines when a
ribbon should be changed. It does this by monitoring ink consumption and alerts
you when the print quality may fall below a level that you designate. This is
especially important if you are printing bar codes to be scanned.
ON LINE
<printer emulation>
As printing continues, the percentage of usable ink in the ribbon decreases
(percentage ranges from 100% through –99%):
ON LINE
<printer emulation>
ON LINE
<printer emulation>
When 0% usable ink appears, the printer is typically configured to stop printing
and display the following message:
RIBBON INK OUT
CHANGE RIBBON
4–120
100%
74%
Ribbon ink being consumed
8%
Ribbon life approaching end
Configuration Menus