TWD is correct about the F2 KET A02 error, there is a discrepency in the test program itself that gives a fail...

I have tested my KB.

Well there you go, you learn something every day, the day you stop learning is the day you die.
Tyros 4/Pair SR 350/ PC with a i8 intel chip, XENYX 802, Ford Focus 2 litre/Tascam DR07/Brother printer/Designjet 500/ our Doris/5 Grandchildren/ white boxers short Kymart shipped over and Typhoo Tea Earl Grey