Kyocera FS-9120DN Service Manual page 41

FS-9120DN/9520DN
Service items
>>Developer
>>Drum
1-4-8
Initializing the developer unit
Description
Feeds toner from the toner container to the developer unit.
Purpose
To execute when the developer unit has been replaced.
Method
1. Enter the service mode [>>Developer].
2. Press the Enter key. "?" will be displayed.
3. Press the Enter key.
4. Turn off and on the printer.
Toner is fed from the toner container to the developer unit.
Drum surface refreshing
Description
The drum rotates for approximately 5 minutes without printing operation.
Purpose
To clean the drum surface when an image problem occurs.
Method
1. Enter the service mode [>>Drum].
2. Press the Enter key. "?" will be displayed.
3. Press the Enter key. Drum surface refreshing will start.
Description