Arrangement Of Pcbs - Canon ImageRunner iR8500 Series Service Manual

Copyboard cover
sensor (PS103)
Component
Scanning lamp
Scanner motor
Scanner HP sensor
Copyboard cover
sensor
Mirror

5.1.7 Arrangement of PCBs

/ iR8070
The PCBs of the reader unit are arranged as follows:
Scanning
Scanner HP
lamp (LA101)
sensor (PS102)
Light-blocking
plate
No. 2 mirror
base
Notation Description
LA101 Xenon lamp (intensity of 70,000 lx)
M101 2-phase stepping motor (under pulse control)
PS102 Photointerrupter (detects scanner home position)
PS103 Photointerrupter (detects the state (open/closed) of
copyboard cover)
- No. 1/No. 2/No. 3 mirror
[3]
[2]
[1]
[5]
Scanner motor (M101)
(forward)
No. 1 mirror
base
(reverse)
F-5-6
T-5-5
[4]
F-5-7
Chapter 5
0008-7432
5-5