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Ricoh Aficio MP 3350B Service Manual

Ricoh Aficio MP 3350B
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Development
D017/D018/D019/D020 6-42 SM
There are five toner density control modes as follows.
Mode
Sensor control 1 (SP2-921, “0”): Normally use this setting only
Toner supply decision Compare Vt with a reference voltage (Vts or Vref)
Toner control process
Toner is supplied to the development unit when Vt is higher than
the reference voltage (Vts or Vref). This mode keeps the Vref
value for use the next toner density control.
Vts is used for the first toner density control after a new PCU
has been installed, until it has been corrected with the ID sensor
output.
Vref is used after Vts has been corrected with the ID sensor
output voltage (corrected during the first toner density control for
a new PCU).
Toner supply amount Varies
Toner end detection Performed

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Ricoh Aficio MP 3350B Specifications

General IconGeneral
BrandRicoh
ModelAficio MP 3350B
CategoryPrinter
LanguageEnglish

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