C1860 not booting ,long waiting

[tomson25]

Hi,
My Samsung C1860 printer is not booting,some times showing error message "UI Commnication error."
please advice.

[Phil B.]

Hi,
My Samsung C1860 printer is not booting,some times showing error message "UI Communication error."
please advice.

what was done to it previous to kicking this error message

are you an enduser?

[tomson25]

what was done to it previous to kicking this error message

are you an enduser?

I am technician,because of light printouts I cleaned laser unit,after that is error coming.

[Phil B.]

I am technician,because of light printouts I cleaned laser unit,after that is error coming.

How did you clean the laser?
Did you go back and check your work?

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