Newly installed e3505AC having all YMCK Toner not recognized issue...
Changed new toner but same...
e3505ac_YMCKTonerNotRecognized.jpg
Check through all connectors, updated latest 1060 firmware...
Lastly performed K auto toner adjustment, then the message gone and machine back to normal...
After 2 weeks, similar problem come back again...
Not sure what is going on...
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