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Electronics Pete
Electronics Pete, Engineer
Category: Printers
Satisfied Customers: 17932
Experience:  HNC Computing; Large format and multifunction printer expert
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Error code 990, Yes, 990 it is. OKI MC 562 w, I turn it off.

Customer Question

Hi! Error code 990
JA: Just to clarify, have you double-checked the code? And what is the exact make and model of your machine?
Customer: Yes, 990 it is. OKI MC 562 w
JA: What troubleshooting have you tried?
Customer: I turn it off. Open the top cover of the printer, removed the black unit with yellow caution
JA: The printer expert can solve this for you. Anything else you want him to know before I connect you two?
Customer: no. that is it
Submitted: 1 year ago.
Category: Printers
Customer: replied 1 year ago.
Drum life remaining:
Drum unit: 17%
Belt: 58%
Fuser: 72%
Expert:  Electronics Pete replied 1 year ago.

Hi there,
My name is***** will try my best to help you with your question.

Error code 990 indicates "Waste toner sensor detection error"

Try replacing the waste toner container and let me know if that helps?

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