Ricoh FT5233 Service Manual page 52

12 February 1992
3.3.5 V Correction
G
Grid Bias Correction Voltage
–80 V
– 60 V
–40 V
–20 V
0 2
According to the drum rotation time after performing SP mode #66 when a
new drum is installed, V
shown in the above table.
3.3.6 SP Mode Data Setting
SP34: ADS Density
Data Density
0 Normal
1 Darker
2 Lighter
When the darker setting for ADS (data "1") is selected in SP mode #34 (ADS
density), the negative grid bias voltage is increased by –50 V.
When the lighter setting is selected, the negative development bias voltage is
increased.
37 63 88
SP100: Drum Rotation Time
(H)
0~1
2~36
37~62
63~87
correction is applied to the grid bias voltage as
G
Grid Bias Correction Voltage
±0V
–50V
±0V
2-23
DRUM CHARGE
Drum Rotation Time (H)
Grid Bias Correction Voltage
±0V
–20V
–40V
–60V