what is this error ?

[lr0925f90@auvax1.adelphi.edu]

	Latly of have been a lot of trouble with my GS.
It has been eter given me "a serious system error ..." error or just frezzes 
up with out warning.  This happens with and W/O inits da's etc ....

	When I try the self test I've gotten the the following errors:
1364e00, 135a700, 0136100.  

I havn't a cule whats going on.  I'm guessing its my Zipchip since I've had trouble with it before, or maybe a ram chip but thats my guess.  I have a Rom 1 GS
with a 8/16  zip a 4 meg ram card a apple high speed scsi card.  ANy help would be greatly appreached.  E-mail preffered since I don't get to read this news 
group often.
	thanks in advance