: MPC 3300 negative K toner value

[duplicators]

We reset the negative Toner but cant do 3013003 adjustment fail,any ideas please

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[slimslob]

Re: : MPC 3300 negative K toner value

Sounds like you have a bad toner density sensor in the black Development unit. Replace the development unit.

[duplicators]

Re: : MPC 3300 negative K toner value

Thanks im going to change developer

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[slimslob]

Re: : MPC 3300 negative K toner value

Not the developer, the entire developer unit.