Ricoh Pro C901S Manual page 72

20: Image Transfer Current: FC: Magenta
Adjust the current for the charger (magenta) when printing in full color.
By increasing the current, you can increase the toner adhesion to the drum surface,
and so increase the density of magenta when printing in full color.
By decreasing the current, you can decrease the density.
Press [+] or [-] to adjust the current.
Image Transfer Current Setting: FC: Magenta
21: Image Transfer Current: FC: Yellow
Adjust the current for the charger (yellow) when printing in full color.
By increasing the current, you can increase the toner adhesion to the drum surface,
and so increase the density of yellow when printing in full color.
By decreasing the current, you can decrease the density.
Press [+] or [-] to adjust the current.
Image Transfer Current Setting: FC: Yellow
22: Paper Transfer Current: B&W
Adjust the current for the paper transfer roller when printing in black and white.
By increasing the current, you can increase the transferability of images to the
paper, and so increase the density when printing in black and white.
By decreasing the current, you can decrease the density.
Press [+] or [-] to adjust the current.
Paper Transfer Current Setting: B&W
Setting
Setting
Setting
4. Details of Menu Items in Custom Paper Settings
Max. Value Min. Value
150 0
Max. Value Min. Value
150 0
Max. Value Min. Value
0 -300
72
Step Unit
1 μA
Step Unit
1 μA
Step Unit
1 μA