Olivetti PG L2140 Service Manual page 52

Service items
Drum Drum surface refreshing
Description
Rotates the drum approximately 3 minutes with toner lightly on the overall drum using
the high-voltage output control. 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 Service Setting menu.
2. Select [Drum] using the cursor up/down keys.
3. Press the OK key.
4. Select the [YES] using the left select key.
Drum surface refreshing will start.
Write data (USB memory data write)
Write Data
Description
To write data into a USB memory.
Execution is possible only when a USB memory is detected.
Method
Install the USB memory before attempting to write data.
1. Enter the Service Setting menu.
2. Select [Write Data] using the cursor up/down keys.
3. Press the OK key.
4. Select the [YES] using the left select key.
5. [Data waiting] is displayed and the printer waits for data to be written.
6. When the data is sent, [Processing] appears and the data is written to USB memory.
When data writing ends, the display returns to [Ready].
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Description
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Service Manual