Patent ID: 9703233
Date: 2017-07-11
CPC Classifications: G03G

Claim:
1. A method of adjusting a toner level in a development chamber of an image forming apparatus, the method comprising: obtaining, by a first toner level detector disposed at a first end portion of the development chamber in an axial direction of a development roller, a first toner level at the first end portion; obtaining, by a second toner level detector disposed at a second end portion of the development chamber in the axial direction of the development roller and at a substantially same height as the first toner level detector, a second toner level at the second end portion; supplying toner to the development chamber when at least one of the first and second toner levels is smaller than a first reference toner level; and stopping toner supply to the development chamber when at least one of the first and second toner levels is greater than the first reference toner level.