Other Image Stabilizing Controls - Develop ineo+ 6500 Service Manual

23. IMAGE STABILIZATION CONTROL
23.2.3

Other Image stabilizing controls

The image stabilizing controls described below is only executed when selecting "Stability" on the "Expert adjust-
ment" → "Quality adjustment" → "Image Quality stability" screen.
A. Toner refresh mode control
(1) Purpose
• Printing low coverage images makes the developer (toner) become deteriorated due to agitation with little
consumption of developer, and as the result, print quality becomes degraded. To prevent this, the
deteriorated toner in the developer is ejected and replaced with new toner.
(2) Operation
a. Manual toner refresh mode
• Develops the amount of toner that equals the consumption for printing 8 papers (A3 size) for each color to
eject the deteriorated toner.
b. Automatic toner refresh mode
• Checks the average of print coverage for each color with each specific drive distance of the developing
roller /K and consumes a certain amount of toner for the color that the density is lower than 5% converted
in A4 size after completion of printing.
Execution frequency
Small Continuously printing approx.
1,000 sheets in A4 size
Medium Continuously printing approx. 500
sheets in A4 size
Large Continuously printing approx. 330
sheets in A4 size
• The execution frequency varies depending on the environmental temperature and print mode.
(3) Execution timing
a. Manual toner refresh mode
• When selecting the execution of toner refresh mode on the operation panel and returning to the normal
screen or when turning on/off the sub power switch (SW2).
b. Automatic toner refresh mode
• There are two types of automatic toner refresh mode; "at job end" and "periodical".
at job end : Executed when the job is completed.
periodical: Executed when turning on the power after more than six hours have passed since the power is
turned off previous time.
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A. Toner refresh mode control
Refresh quantity
Approx. three solid
sheets in A4 size
Approx. five solid sheets
in A4 size
Approx. eight solid
sheets in A3 size
Theory of Operation Ver1.0 Sep.2006
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