No comunication between the Front Panel and the Main PCA.
If you don't know what you are doing, Get a printer tech to check it out.
If you do know what you are doing....
Corrective Action: Try the following:
1 Switch the Power OFF from the back of the Printer and disconnect the Power
cord. Reconnect the power cord and power On the Printer.
2 Check that the Front Panel interface cable is not damaged and is correctly
connected between the Main PCA and the Front Panel.
3 Check that the connections between the Formatter and the Main PCA are
not damaged and are correctly connected.
4 If the System Error continues, replace the Formatter.
5 If the System Error continues, replace the Main PCA.
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