mg6800. Is it ok to just install the black ink cartridge?

[abnersgold]

Do I have to remove the empty color cartridges"

[ArthurJ]

Hi,

If you only have the black in installed, the printer will go into an error state stating you need to replace the cartridges. 

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[abnersgold · Accepted solution]

Yes,   Thank you.   I understand it is OK to leave the empty color cartridges installed when installing the XL black.