Canon External 2/3 Hole Puncher-B1, Service Manual

Page: 48 / 72

Chapter 4
4-8
4.5.4 PCBs
0023-7193
F-4-11
T-4-7
4.6 Variable Resistors (VR), Light-Emitting Diodes (LED), and Check Pins by PCB
4.6.1 Overview
0023-7194
Of the LEDs and check pins used in the machine, those needed during servicing in the field are discussed.
Do not touch the check pins not found in the list herein. They are exclusively for factory use, and require special tools and a high degree of accuracy.
Ref. Name Parts number
Punch
controller
PCB
JAM Error
[1] Punch controller PCB FM4-1862 E505
[2] Photosensor PCB FM4-1864 J605
1002,1102
,1645
E592
[3] LED PCB FM4-1863 J605 E592
[4] Scrap full detector PCB FM4-1865 J606 E591
[2]
[4]
[3]
[1]