pixma #mx922 shows no color next to BK in nozzle check pattern

[acypher]

I assume it should show a wide black band, just as the other rows for C, M, and Y show wide bands of color.

I have done a deep clean with no change. I guess this means that my BK nozzle is completely clogged.

My question:  Is it possible to clean, repair or replace the BK nozzle?

[jrhoffman75]

PIXMA MX922: Uneven printing, faint printing

If running several deep cleanings from the Canon driver doesn't clear up the clogging then:

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