Ricoh A156 - Copy Image Control

After Installing a New Drum
The technician must do a series of SP modes to reset the process control
parameters related to the drum.
IMAGE DENSITY CONTROL
V
SG
Reset
DRUM POTENTIAL
CONTROL V
R
Detection
DRUM POTENTIAL
CONTROL
V
L
Detection
ADJUSTMENT
Exposure Lamp Volta
g
e
DRUM INITIALIZATION
SP 3-123
Resets the followin
g
V
R
correction level
V
L
correction level
T/H correction level
Drum rotation time
SP 3-001
Ad
j
usts V
SG
to 4 ± 0.2 V
SP3-112
Detects the initital V
R
value for the new drum
SP4-001
See "Removal and Ad
j
ustment -
Cop
y
Qualit
y
Ad
j
ustments"
COPY IMAGE CONTROL
Auto ADS Gain Ad
j
ustment
SP 4-201
Ad
j
usts the ADS sensor
output to 2.7 ± 0.1 V
SP 3-105
Detects the initial V
LP
/V
LG
value for the new drum
A156/A160/A162 2-30 STM