Automatic Drum Surface Refreshing; Drum Surface Refreshing - Kyocera FS-2020D Service Manual

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Maintenance items
>>DRUM-CTRL
>>Drum

Automatic drum surface refreshing

Description
The drum surface refreshing operation is normally performed when the power is turned on to
the printer or during warm-up when the printer is recovering from the Sleep mode, but even
then only at those times that the temperature/humidity sensor detects the drum surface to be
in a state of dew condensation. By using this mode, it is possible to force the drum surface
refreshing operation to be performed automatically at a predetermined period of time,
regardless of the status detected by the temperature/humidity sensor.
Purpose
To prevent bleeding of the output image when the printer's operating environment is one of
high humidity.
Method
1.
Enter the maintenance mode [>>DRUM-CTRL].
2.
Press the OK key. [>>DRUM-CTRL?] will be displayed.
3.
Press the OK key.
4.
Press the
key or
00
Mode turned OFF (default)
01
Refreshing operation time (short)
02
Refreshing operation time (long)
5.
Press the OK key. The new value is set.
Completion

Drum surface refreshing

Description
Rotates the drum approximately 3 minutes with toner lightly on the overall drum using the
high-voltage output control of the engine PWB. The cleaning blade in the drum unit scrapes
toner off the drum surface to clean it.
Purpose
To clean the drum surface when image failure occurs due to the drum. This mode is effective
when dew condensation on the drum occurs.
Method
1. Enter the maintenance mode [>>Drum].
2. Press the OK key. [>>Drum?] will be displayed.
3. Press the OK key. Drum surface refreshing will start and finish after approximately 3 min-
utes, after which the printer reverts to the [Ready] state. [Ready] will displayed. Drum sur-
face refreshing is finished.
Completion
Description
key and select the desire mode (from 00 to 02).
2J0/2J1/2J2
1-3-9

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