Ricoh FT8680 Service Manual page 29

31 July 1995
1.3 PROCESS CONTROL DATA INITIALIZATION
The following flow chart shows all the steps that will be performed whenever
the main switch is turned on while the hot roller temperature is below 100°C.
This initializes all the process control settings.
Main SW On (Fusing Temp. < 100°C)
Drum Potential Sensor Calibration (Fusing Temp. = 160°C)
Drum Conditioning Start (Fusing Temp. = 160°C)
•
Exposure lamp ON
Vsg Adjustment
Lamp Intensity Sensor Calibration
Charge Corona Current Adjustment
Vr Measurement
•
Lens position shift
•
Exposure lamp OFF
•
Scanner moves to return position (Vd Pattern)
•
Exposure lamp ON
Vd Correction
•
Exposure lamp OFF
•
Scanner returns to home position (V
•
Exposure lamp ON
V Correction
L1
•
Exposure lamp OFF
V Detection
01
•
Scanner moves to return position (ADS Pattern)
•
Exposure lamp ON
ADS Adjustment
Pattern)
L
2-5
PROCESS CONTROL