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Electronic Theatre Controls Inc

Expression 1 CPU PCB Functional Diagram


When troubleshooting an Expression 1 CPU PCB, it would be nice to quickly know what area of the PCB the issue is in.

Description/Explanation of Issue

If you are having issues with the Floppy Drive, and narrowed it down to the CPU PCB, you can quickly go to the Floppy Circuit section of the PCB, and look for any bent pins or anything else obviously bad.


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