How to Fix Error Code E000020-0491 in canon Adv C5030 C5045 C5235 C5240 C5250

replace the developer unit Bk
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[@freejohn3147]

同样有这个问题，但是应该拿colour放去bk clear error 还是一样出0491，之前出025-04A0 已经换后面转toner 的

[@nazakatynazakt3258]

bk toner cap open and close problam

[@حيدرسعد-ع1ن]

❤❤❤❤ شكرا❤❤❤

[@babahaddam9795]

Apart from changing the dv unit assembly,is there any other way to solve this error 020-0491???

[@nazakatynazakt3258]

Clear Error E000027-0300 Canon Advance C5240 C5030 Watch this video of mine it will help you

[@nazakatynazakt3258]

Black Toner not dropping into developer unit

[@zeprikristiono9178]

Can I Buy this Developer BK??

[@nazakatynazakt3258]

First of all clear the up error and see if still after clearing the error the still same error remains .then change the Bk ( black developer unit) unit

[@nazakatynazakt3258]

If the error goes away then print and see if the error comes again after a print then see my other video which may help you to clear this error

[@alimohsin1310]

I got a noise with blank copy before this error

[@alimohsin1310]

found developer unit not rotating 😢

[@danielzavala9879]

Hello, could you help me with the error E020-191 in ir adv 5255 canon, after printing a sheet that error appears  Hello, could you help me with the error E020-191 in ir adv 5255 canon, after printing a sheet that error appears

[@nazakatynazakt3258]

Check cyan developing unit

[@nazakatynazakt3258]

I have already made a video on this error, please watch my video

[@hamiddjarma9172]

Error code 000841 0001canon 165

[@nazakatynazakt3258]

fuser shutter motor issue. You will want to check the the shutter motor

[@สราวุธจินดาวงษ์-ว3ญ]

solve this error 020-0390 for canon adv c5235

[@nazakatynazakt3258]

Cyan developer unit