[comp.sys.amiga] Guru #4's---Help!!

madsax@blake.acs.washington.edu (Mark A. DeLoura) (02/07/89)

 
 
     Ever since I bought my Amiga 500 and A501 expansion, I have had trouble
with seemingly random Guru #4's.  Several times, my system has up and died
as a result of them...the procedure it followed is somewhat like:
                    Weird Guru. Like 8100**** that I never see.
                    Guru #3.
                    Machine does not attempt reboot. Guru #4.
                    Machine attempts reboot.
                    Yellow Screen..
                    All attempted reboots on my part produce Yellow.
Ick. Ick. After getting to this point, if I pulled out the 501, it boots
fine. Repairing/Replacing the 501, it again worked fine, but a day later...
Same thing. Fixed it once more, and now it seems to work okay, but            
occasionally, I still get these nasty Guru #4's, and I'm wondering when I'll
get the delightful Yellow screen again. Could this be a problem with a chip
on the 501? Or...one of the pins from my Amiga to it looks rather mutilated,
could it be a problem with the connection? Help!!!
      Any and all replies will be appreciated.
 
                                       ---Mark A. DeLoura
                                          madsax@blake.acs.washington.edu
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       Arthur Dent.  Hitch-hiker's Guide to the Galaxy.  "Yellow."