Variable Resistors (Vr), Light-Emitting Diodes (Led), And Check Pins By Pcb; Main Controller Pcb - Canon iR5000i Service Manual

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CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS

6.8 Variable Resistors (VR), Light-Emitting Diodes (LED), and

Check Pins by PCB

Of the VRs, LEDs, and switches found on the machine, those used in the field are dis-

1. Some LEDs have leakage current and emit dim light when off; this is a

2. VRs that may be used in the field:

Any VR and check pin not found in the lists is for use at the factory, requir-

ing special tools and high accuracy. Do not touch them in the field.

The DIP switch (SW1002 ) is for the factory. Do not use it in the field. (It is used when

making settings before shipment of the machine.)

normal condition and must be kept in mind:

VRs that must not be used in the field:

2000 2000 2000 2000

CANON iR5000i/iR6000i REV.0 JUNE 2001

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