I believe this is a PDC (Processor Dependent Code) error. If I recall
correctly, it happens when you do an RS on a 9x7 system but then
interrupt it and try to do a TC.

Could this be what happened, Mark?

--
                 --Pete Crosby  ([log in to unmask])

>
>Mark asks:
>> I shut down and restarted my 937LX  recently and it stalled with a FLT7000
>> on the TC command. I followed it up with another TC command and the same
>> thing happened. After this, I tried the command RS, which worked fine. Does
>> anyone have an explanation of what happened and why RS worked but TC
>> didn't?
>
>7000 is documented as "HPMC due to memory error"
>(HPMC = High Priority Machine Check)
>
>A TC doesn't reset memory parity, but an RS does.
>
>--
>Stan Sieler                                          [log in to unmask]