Ricoh mp c4500 fade print

[m_donakov]

Hi all, i have a problem with my ricoh aficio copy is very light. I changed drum units, transfer clean laser and nothing changed. I changed paper trasnsfer roller and nothing change. ONE THING VERY CONFUSE ME. I TRAY TO MAKE COPY WITHOUT TRANSFER ROLLER AND NO CODE COME UP or when i forced with somthing paper transfer roller to be closer to transfer the copy is a litle bether.SO I STARTED TO THINK THAT ELECTRICITY IS PROBLEM. If anybody find solution please help

Thanks
Regards