Error code CFB31 are generally mother board & panel RAM mithmatch firstly choose your RAM in fresh in one machine hold this machine ....
Hello,
the error is a system error if the following error code is displayed. When an error has occurred, clear the error by turning the main power switch off then on.
These error type should be reseted by restarting the machine
CF1XX, CF2XX, CF3XX, CF4XX, CF5XX, CF6XX, CF7XX, CFAXX, CFBXX, 0xFBXX
Best regards,
Marius
SOURCE: Kyocera km 4050 showing error code cfb31 how to clear it
hello,
This error has to connect the connector (red, green, white, black, black) in the wrong place in panel. yc1 - yc9
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