Xerox Workcentre 7120/7125 Mismatch colors when copying

[fadsamniote]

Hello everyone !
Have one WC7120 with Drum Units all 80%90% life remaing (real consumables counters) , printing is fine but when copy the machine mix very bad the colors. (Ex: car´s magazine wih reds , yellows and blue , mix colors very bad when shouldnt do...
What can I do ? Allready clean optics , calibrate both funcions (copy and printer) , scan quality is fine too ...
Best regards people !

[Detonation]

You can also calibrate the IIT (scan unit) from diagnostics, but you will need the Xerox test pattern for that. But most likely you will get an error if you do so. If the colors are mixed up soo badly, it usually a bad IIT PWB.

[vic4we]

Did you get through with repairs?

[fadsamniote]

Did you get through with repairs?

Nope I just ended changing the machine , easier for us...