Ricoh V-C3 Technical Training Manual page 385

Toner Near-end and Toner End
! After a new cartridge is installed, the machine
supplies toner from the new cartridge to the sub
hopper.
! If the toner end sensor detects that toner was
supplied, the machine goes out of the toner end
condition.
Slide 385
No additional notes
Toner End Recovery
" If no toner is detected (for example, if the user
just opened and shut the cover), the machine
does not go out of the toner end condition.
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V-C3 Training