[Misc] the Ricoh 7502 ask to add toner,even there are toner inside

[Alice Yang]

1.to check is it right way to insert the toner;
2.check the detective chip of developer;
3.BCU problem.

[slimslob]

Re: the Ricoh 7502 ask to add toner,even there are toner inside

Swing the toner bottle holder away from the front of the development unit and look to see if there is enough toner in the hopper to nearly cover the auger. Check that the toner throttle is not closed or clogged.

Check the gears on the bottle motor.