bizhub 501 error C2201

[muhammadreza]

Hi i have a machine konica minolta bizhub 501 .Its showing error C2201 :( i all ready change toner hopper unite,change a new toner and change toner unite but the same problem. can any one help ?

[laitang]

Did u check the developing motor?

[muhammadreza]

Did u check the developing motor?
I all ready change developing motor from a working machine

[Woxner]

check with another dev unit next might be prcb. it maybe binding

[muhammadreza]

check with another dev unit next might be prcb. it maybe binding
Thank you
I already change new dev unit new toner unite and change prcb(printer controller bored) but its same :(