Ricoh D065 Service Manual page 550

005 Vb Target Voltage Setting
Sets the Vb target development bias voltage (Vb). DFU
[100 to 800/550/1 V]
2207* Forced Toner Supply
Rotates the toner bottle to supply toner to the toner supply unit. Press Execute
to force toner supply.
001 Use to determine if toner supply is operating correctly. If forcing toner supply
with this SP does not darken the image, then toner supply is not operating
correctly.
2208* Toner Supply Mode
Selects the toner supply mode: Sensor Control or Image Pixel Count.
[0 to 1/1]
0: Sensor Control
001 1: Pixel Count
Select Image Pixel Count only if the TD sensor has failed and cannot be
replaced immediately, so that the customer can use the machine. Return the
setting to Sensor Control after replacing the sensor.
2209* Toner Supply Rate
Adjusts the toner supply rate.
[50 to 2000/850/5 mg per sec]
001 Increasing this value reduces the time the toner supply clutch remains on. Use a
lower value if the user tends to make many copies that have large areas of
black.
2210* ID Sensor Pattern Interval
Adjusts the time interval between making ID sensor patterns onto the drum for
001
Vsp/Vsg detection.
SM Appendix
Service Program Mode Tables
4-17 D062/D063/D065/D066