Ricoh G147 Service Manual page 210

Adjusts the transfer current correction coefficient used if the paper width is less
than the setting of SP2309-02. DFU
[1.0 ~ 3 / 1.5 / 0.1 mm step]
TD Init. Setting
Performs the TD sensor initial setting. This SP mode controls the voltage applied
to the TD sensor to make the TD sensor output about 4.0 V. Press "Execute" to
2801
start. After finishing this, the TD sensor output voltage is displayed.
Use this mode only after installing the machine, changing the TD sensor, or
adding new developer.
TD Manual Set
2802
Allows you to adjust the TD sensor output manually for the following.
Initial Vt
Adjusts the TD sensor output (VT).
001
Change this value after replacing the development unit with another one that
already contains toner. For example, when using a development unit from another
machine for test purposes. To adjust VT, use a similar procedure as for SP2-220.
Vt Max
002
Adjusts the maximum value for SP2802 1.
Vt Min
003
Adjusts the minimum value for SP2802 1.
Init. Pro.Ctrl
2805
Performs the developer initialization. Press [#Enter] to start. This SP should be
performed after doing SP2801-1 at installation and after replacing the drum.
2902 Print T Pattern
G147
TD Sensor Initial Setting
TD Sensor Manual Setting
[1.00 ~ 5.00V / 4.78V / 0.02V step]
[1.00 ~ 5.00V / 4.78V / 0.02V step]
[1.00 ~ 5.00V / 1.00V / 0.02V step]
Developer Initialization
Print Test Pattern
5-20 SM