Ricoh FW780 Service Manual page 114

Mode No.
Toner Density
Setting
--22
23 Not Used
to
24
Toner Density
Sensor Voltage
Setting
--30
Toner Sensor
--31 Voltage Display
(Last Copy)
A163
Function
Selects the toner density setting. The toner
density changes according to the copy length
after the developer is replaced.
Copy length
Std.
(A1 size)
~ 30 m
4.25V 4.35V 4.00V
(~50 sheets)
~ 60 m
4.00V 4.30V 3.50V
(~100 sheets)
~ 90 m
3.50V 4.25V 3.00V
(~150 sheets)
~ 120 m
3.00V 3.75V 2.50V
(~200 sheets)
~ 150 m
2.50V 3.25V 2.00V
(~250 sheets)
Changes the toner density sensor voltage.
Normally, the value is automatically adjusted
when the new developer initialization (SP36)
is done.
In this mode, PTL, main motor, QL and the
bias voltage for non-image area can be
turned on and off using the Copy Media key.
Translucent paper = ON
Translucent Film = OFF
Displays the toner sensor output voltage for
the last copy.
4-22
0: Standard
1: Low
2: High
Low High
80: Standard
50
Low
A = X,XX
(Beeper)
Data
80 120
High
SM