Checking The Photointerrupters - Canon iR105 Service Manual

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CHAPTER 6 TROUBLESHOOTING

2.10 Checking the Photointerrupters

The machine allows the use of a conventional meter or its service mode for checks on its

photointerrupters:

a. Using a Meter

1) Set the meter range to 30 VDC.

2) Connect the - probe of the meter to GND of the DC controller PCB.

3) Connect the + probe of the meter to the terminal (DC controller PCB) indicated in the

table that follows.

4) Make checks as indicated.

b. Using Service Mode

1) Start service mode (CPEOR>I/O), and check the corresponding address.

Take full care. The sensor goes on and off, at times causing the motors and

the like to operate.

2000 2000 2000 2000

CANON iR105 REV.0 JULY 2001

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