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- #41
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- Canon MP990
The service manual for your printer uses a version 1081 of the service tool. It looks like the old version 1074. I haven't bookmarked the link, but you might find it using Google if you want to try a version similar to that used in the service manual.
The service tools are general tools intended for use on many different printers with different features. If you click a function not supported by your printer, you will get an error message with error 0002.
Some high end Canon photo printer has a clear ink or wetting liquid or gloss optimiser for optimising pigment prints. I think this function has no use for your printer.
I think that the page counter cannot be reset, at least not with v3200. The older v1074 has an EEPROM clear button. This may or may not work with your printer. But don't use it. If you use it you will lose the history of the printer. It should be sufficient to reset the ink absorber counter when replacing the ink absorbers. The D-value will then be reset to zero. I think Canon does not want the page counter to be reset. See post #32.
The DF-value is an estimated value. If you have done many printhead cleanings lately it might be much too low, estimating that you will continue to do all those cleanings. I think it will correct itself if you print a new EEPROM test in say a month.
You haven't disabled ink monitoring? This is reported to dramatically increase numbers of printhead cleanings initiated by the printer. I would ignore the DF value, at least until it possibly causes problems. I think the D-value is what is important and if it is only 10% I guess that you will have years of absorber life left.
For resetting the D-value after changing the absorbers, I think this will work: Click the set button in "Ink Absorber Counter" row of buttons after having checked that "Counter Value%" button shows 0, and the "Absorber"button shows "Main"
The service tools are general tools intended for use on many different printers with different features. If you click a function not supported by your printer, you will get an error message with error 0002.
Some high end Canon photo printer has a clear ink or wetting liquid or gloss optimiser for optimising pigment prints. I think this function has no use for your printer.
I think that the page counter cannot be reset, at least not with v3200. The older v1074 has an EEPROM clear button. This may or may not work with your printer. But don't use it. If you use it you will lose the history of the printer. It should be sufficient to reset the ink absorber counter when replacing the ink absorbers. The D-value will then be reset to zero. I think Canon does not want the page counter to be reset. See post #32.
The DF-value is an estimated value. If you have done many printhead cleanings lately it might be much too low, estimating that you will continue to do all those cleanings. I think it will correct itself if you print a new EEPROM test in say a month.
You haven't disabled ink monitoring? This is reported to dramatically increase numbers of printhead cleanings initiated by the printer. I would ignore the DF value, at least until it possibly causes problems. I think the D-value is what is important and if it is only 10% I guess that you will have years of absorber life left.
For resetting the D-value after changing the absorbers, I think this will work: Click the set button in "Ink Absorber Counter" row of buttons after having checked that "Counter Value%" button shows 0, and the "Absorber"button shows "Main"