Canon iR1200 Series Service Manual page 352

Chapter 13
PCBs
Ref.
*1: If equipped with ADF functions.
13.2.5 Variable Resistors(VR), Light-Emitting Diodes(LED),and Check Pins by
PCB
13.2.5.1 Variable Resistors, Light Emitting Diodes (LED), and Check Pins by PCB
Of the VRs, LEDs, and check pins used in the machine, those needed when servicing in the field are discussed:
1. Some LEDs emit dim light even when OFF; this is a normal condition, and must be kept in mind.
2. VRs that may be used in the field:
VRs that must not be used in the field:
Do not touch the VRs and check pins not found in the lists herein; they are exclusively for the factory, and require
special tools and high accuracy.
13-12
Name Description
0006-3509