Oki OKIPAGE 10ex Maintenance Manual page 33

Note: The bias voltage required during the developing process is supplied to the toner supply roller and
the developing roller, as shown below. –500 VDC is supplied to the toner supply roller, –265 VDC
to the developing roller.
Developing roller
Toner supply roller
Base
Image drum
2 - 18
Connected and bias supplied
when the cover is closed.