Fixed Supply Mode (Sp Mode #30=1) - Ricoh FT5233 Service Manual

12 February 1992
7.3.2 Fixed Supply Mode (SP mode #30 = 1)
The amount of toner supplied depends on the ID sensor data, the fixed toner
supply ratio data the paper size data and the color data (black only). The
toner supply clutch on time in each copy cycle is calculated as explained
below:
The fixed supply mode is used for black toner only.
Toner supply Clutch ON Time:
ON time (msec.)=
Example:
ON time = 2.777 x 1/20 x 2 x 1/2 x 24 x 24
= 80 (msec.)
2.777 x 1/20 x [Toner Supply Ratio Parameter]
x [ID Sensor Level Parameter] x [Paper Size parameter]
x [Color Parameter]
•
SP mode #32 is set to "0".
Toner supply ratio parameter =2
•
Vsp=0.44 V, Vsg= 4.0 V.
ID sensor level parameter=1/2
•
Paper size is A4 or LT.
Paper size parameter=24
•
Color parameter=24
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TONER SUPPLY