Virtual Combat by Global VR Top Board (saved as Uxx) U51 - AMD pal ce24v10h-15 stamped PAL1 W2 - saved as a jedec (full) file U52 - AMD pal ce24v10h-15 stamped PAL2 W2 - saved as a jedec (full) file U54 - 27c4002 labeled 9 U55 - 27c4002 labeled 10 U56 - 27c4002 labeled 11 U57 - 27c4002 labeled 12 Middle Board - identical to top board - (Saved as Mxx) U51 - AMD pal ce24v10h-15 stamped PAL1 W2 - saved as a jedec (full) file U52 - AMD pal ce24v10h-15 stamped PAL2 W2 - saved as a jedec (full) file U54 - 27c4002 labeled 9 U55 - 27c4002 labeled 10 U56 - 27c4002 labeled 11 U57 - 27c4002 labeled 12 Bottom Board (saved as .Bxx) U49 - 27c4001 labeled EP8 v2 U51 - 27c4001 labeled EP7 v2 U33 - 27c1001 labeled EP6 v2 U36 - 27c2001 labeled EP5 v2 U37 - 27c4001 labeled EP4 v2 U40 - 27c2001 labeled EP3 v2 U41 - 27c4001 labeled EP2 v2 U42 - 27c1001 labeled EP1 v2 U53 - Dallas DS1220Y - Read as a 2716 - Board continued to run with this chip missing All chips on the top and the middle boards compared the same to each other respectivly