My MF731C/733C has started to print black dots - evenly spaced when black is used across the page. I went through the various cleaning options. Not sure if I need to "shake" the black toner.
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My MF731C/733C has started to print black dots - evenly spaced when black is used across the page. I went through the various cleaning options. Not sure if I need to "shake" the black toner.