Canon iR4570 Series Service Manual page 259

iR2270/iR2270F/iR2870/iR2870F
iR3570/3570F/4570/4570F/3530
VDO1
GND
/VDO1
CNT0
CNT1
CNT2
/VDO2
GND
VDO2
GND
+5V
PWCHG
[1]
POLYGON FG
+24V
P ACC
P DEC
GND
+3.3V
BD
GND
F-6-2
[2]
[3]
[4]
Chapter 6
6-3