Electrical irc3080 toner not load in to drum unit

irc3080 run out toner. it not load black toner in to drum unit.
I test motor M11 COPIER>FUNCTION>PART-CHK>MTR. It ok. I open front door and hack hardware door sensor to see motor. it turn.
I try service mode level 2 COPIER>FUNCTION>INSTALL>INIT-K. it not turn.
How to repair?