Copy Image Control - Ricoh A156 Service Manual

After Installing a New Drum
The technician must do a series of SP modes to reset the process control
parameters related to the drum.
D R U M I N I T I A L I Z A T I O N
I M A G E D E N S I T Y C O N T R O L
D R U M P O T E N T I A L
C O N T R O L V
A D J U S T M E N T
Exposure Lamp Voltage
C O P Y I M A G E C O N T R O L
Auto ADS Gain Adjustment
D R U M P O T E N T I A L
A156/A160/A162
V Reset
S G
Detection
R
C O N T R O L
V Detection
L
2-30
SP 3-123
Resets the following
V correction level
R
V correction level
L
T/H correction level
Drum rotation time
SP 3-001
Adjusts V to 4 ± 0.2 V
S G
S P 3 - 1 1 2
Detects the initital V
R
value for the new drum
S P 4 - 0 0 1
See "Removal and Adjustment -
Copy Quality Adjustments"
SP 4-201
Adjusts the ADS sensor
output to 2.7 ± 0.1 V
SP 3-105
Detects the initial V /V
L P
value for the new drum
L G
STM