Diag Program - Canon PS-7000 Service Manual

3. DIAG Program

3.1. Overview
For troubleshooting of hardware, the PS-7000 has a diagnostic program that can run in two modes.
One is 1-loop mode, and the other is infinite mode in which the DIAG program will be repeated until
the power is turned off. Before replacing units or upgrading for service, please perform the DIAG
program to see the machine conditions.
3.2. Starting the DIAG program
1) Power off the machine, and remove the Power Cord.
2) Remove the Top Cover and Right Side Cover. Set the DIP switch 6-pin to ON for the 1-loop mode,
or 6-pin and 8-pin to ON for the infinite mode.
3) Connect the Power Cord, and connect the Printer Cable for loopback.
4) Power on the machine, and the DIAG program starts.
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Both 6-pin and 8-pin to ON for the
infinite mode.
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Chapter 3 Troubleshooting
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