Drive; Toner Near End/ Toner End Detection - Ricoh MP C2504 Field Service Manual

[A]: Sub-hopper: CMY
[B]: Sub-hopper: Bk
1. Transport by the Mylar sheet
2. Transport horizontally by the coil
3. Vertical drop to the development unit
4. Transport by the Mylar sheet
5. Transport horizontally by the coil
6. Vertical drop to the development unit

Drive

To shorten the recovery time after bottle replacement, the toner cartridge and sub-hopper are driven
separately.
The sub-hopper is driven by a stepping motor to reduce supply variations.

Toner Near End/ Toner End Detection

In this device, there are two types of toner near end status.
The detection conditions and detection operation for each status are shown in the following table.
Control overview
Toner Supply
1143