Why the toner is stained on the drum core and how to deal with it
1. There are sticky substances on the drum core, such as grease, etc. Solution: Wipe the drum core with a clean soft cloth. 2.Filled with powder Solution: Be careful about filling the powder, don't add too much at a time. 3.Toner quality is not good Solution: Choose good quality toner. 4. There is a problem with the waste powder scraper (such as scratches, aging, etc.) Solution: Replace the corresponding accessories. 5.There is a problem with the silo scraper Solution: Replace the corresponding accessories. 6.Drum core is injured Solution: Replace the corresponding accessories.