System F/W Flow - Samsung CLP-300 Series Service Manual

4.6 System F/W Flow

Input
Auto color
registration
sensor
ACR data
LPEC2
ACR module
H Sync.
LSU
LSU
temperat
ure
sensor
Samsung Electronics
Photo Sensor (
of radiation )
LED PWM Output
ADC
density
Density pattern
printing
LED PWM
Comparator Threshold
voltage PWM decision
Color Registration measure
Auto Color Registration
pattern printing
Color Registration adjustment
Page Sync.
Line Sync.
Video Clock Freq.
modify
ADC
LSU temperature control
Process
intensity
decision
modify
modify
S/W Structure and Descriptions
Output
PWM
LED
PWM
Comparator
LSU
Video data
P Sync.
Video signal
L Sync.
generator
clock
PWM
SMPS Fan
Service Manual
4-3