Canon imageRUNNER ADVANCE C5045 Series Service Manual page 236

4

Developing sub bias PCB (C) (UN45)
Developing sub bias PCB (M) (UN44)
Developing sub bias PCB (Y) (UN43)
4 
Developing sub bias PCB (Bk) (UN46)
C pre-exposure LED PCB (rear) (UN28)
M pre-exposure LED PCB (rear) (UN26)
Y pre-exposure LED PCB (rear) (UN24)
Bk pre-exposure LED PCB (rear) (UN30)
Y pre-exposure LED PCB (front) (UN23)
Drum unit new/old
detection PCB (UN19)
Bk pre-exposure LED
PCB (front) (UN29)
Recycle toner sensor PCB (UN21)
C pre-exposure LED PCB (front) (UN27)
Process unit relay PCB (UN20)
M pre-exposure LED PCB (front) (UN25)
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F-4-23 F-4-23
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