Canon iR C3200 Series Service Manual page 270

Chapter 8
Polygon motor
(Y, M, C, Bk)
PTOP signal
Y-TOP signal
Laser ON
8-6
J114
for M: J116
for C: J118
for Bk: J120
DC controller PCB
Print request signal
(Start key ON)
PSTBY PINTR
BD detection, APC control ON
BD detection, APC control ON
F-8-5
Image formation
enable timing
PRINT
For laser A
For laser B
Image equivalent of 1 line
F-8-6
Image equivalent of 1 line