Electrical canon ir1600 E010!

hi to all

i've problem with canon ir1600 displaying E010 when i start copying 2 pages or more! i heard also that the Engine rotate hardly !

i've replaced new Engine Pcb but No result !
i've checked the drum unit it's normaly
i've replaced new devloping unite
i've cleaned all the gears all are rotate normally !
i've replaced too the fixing unite !
but no result!

can any one assis;)t me!