https://community.usa.canon.com/t5/Production-Printing/imagePROGRAF-GP-4000-ink-smudging/m-p/457844#M1352 <P>I am having an issue with my Canon imagePROGRAF GP-4000 Large Format Printer.</P><P>It was printing fine as of December 2023 -- we haven't changed stock, ink etc. Now, all the inks have started smudging on some paper stocks and MBK is smudging on ALL stocks.</P><P>During a print test only the MBK smudges.&nbsp;</P><P>Has anyone else encountered this problem where the inks just suddenly start smudging on stock that hasn't been changed?</P> Wed, 24 Jan 2024 16:08:51 GMT GHOSICK 2024-01-24T16:08:51Z https://community.usa.canon.com/t5/Production-Printing/imagePROGRAF-GP-4000-ink-smudging/m-p/457844#M1352 <P>I am having an issue with my Canon imagePROGRAF GP-4000 Large Format Printer.</P><P>It was printing fine as of December 2023 -- we haven't changed stock, ink etc. Now, all the inks have started smudging on some paper stocks and MBK is smudging on ALL stocks.</P><P>During a print test only the MBK smudges.&nbsp;</P><P>Has anyone else encountered this problem where the inks just suddenly start smudging on stock that hasn't been changed?</P> Wed, 24 Jan 2024 16:08:51 GMT https://community.usa.canon.com/t5/Production-Printing/imagePROGRAF-GP-4000-ink-smudging/m-p/457844#M1352 GHOSICK 2024-01-24T16:08:51Z