MX-3060N Vertical Blue Lines

[crisjue]

Hello guys, does anyone encounter this kind of problem in MX-3060N

Troubleshooting:
1. Replaced the developer powder (Cyan). No good
2. Replaced the developer unit (Cyan). No good
3. Replaced the main charger still no good
4. Replaced the drum unit (Cyan). No good

Need some of your feedbacks. Thanks

received_494451274639053.jpg

[OlliK1969]

Test with another Transfer Belt Unit

If it not away, drive unit

We have had it at MX-3640, it was the clutch of developer drive unit

[Phil B.]

Hello guys, does anyone encounter this kind of problem in MX-3060N

Troubleshooting:
1. Replaced the developer powder (Cyan). No good
2. Replaced the developer unit (Cyan). No good
3. Replaced the main charger still no good
4. Replaced the drum unit (Cyan). No good

Need some of your feedbacks. Thanks

received_494451274639053.jpg

print or copy?
scan to PDF for better trdults.. looks yellow tint in it
what are lifes of parts

so many Q's little info

[jp74msj55]

print or copy?
scan to PDF for better trdults.. looks yellow tint in it
what are lifes of parts

so many Q's little info

Have you tried sim 64-4 and change setting to a 3 for individual colors? To see if on all colors?