Cleaning Of Rollers - Oki OKIFAX 5750 Service Manual

8) Cleaning of rollers

The charge roller, transfer roller and cleaning roller are cleaned in the following cases:
l
In warning up at power-on time
l
In warning up after the cover is opened and closed
l
When the number of accumulated sheets is 10 and the printout operation ends
Changes in bias voltage applied to each roller move adhesive toner from the roller to the EP (image) drum and return it to the developer.
Cleaning "NO" (V)
DB+
DB-
TR+
TR-
CB (cleaning)
CH-
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Service Guide OKIFAX 5750/5950
Chapter B Print Operation Description
Cleaning "YES" (V)
(+300 V)
-265 V
+1500 V
---
+400 V
-1300 V
---
-265 V
+1500 V
-1100 V
-1350 V
-1300 V
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