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marvel vs capcom 2 test rom board and IC22 ----IC29 BAD

Posted: Tue Sep 15, 2009 7:52 pm
by OldFoo
Hello



i have a marvel vs capcom 2 cartridges and since some week it didn't work



the game boot ..and after it say loading game ...and reset again and again

and after some reboot ..blue screen

I tryed to enter inside the menu , and only 1 times i had acess to the menu then i test the game and i have IC22 ---IC 29 BAD .

After test again it was all good and then the game started

I switch off the machin and switch on for see if all was ok and again same problem



I Tested the capacitor and all ok , clean the cartride but same thing



what i could do for resolve the problem ?



perhaps someone have ideas for this problem who knows



thanks

Posted: Wed Sep 16, 2009 12:54 pm
by OldFoo
Have you checked your power supply voltages? Especially the 5 volt is important for the Naomi.

Posted: Wed Sep 16, 2009 1:58 pm
by OldFoo
I have an intense hatred for that cartridge....



One of my customers sent me one repeatedly that I could not make fail if I set the voltage to 5.0 volts. He keeps his game at 5.2 volts and wouldn't change it for some (&(*&)( reason.



I ordered a bunch of the 16 bit buffer chips and replaced 'em all. The board has been on site successfully since.