IREM X - MULTIPLY ATTRACT MODE / TESTING ORIGINAL PCB / FULL REPAIR / M72 HARDWARE
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Published on ● Video Link: https://www.youtube.com/watch?v=5F_T9mCxWC0
FULL REPAIR LOG:
TOP BOARD:
BAD LS245 : IC 30,29,22,23
BAD LS174 : IC 25
BAD LS139 : IC 12,22
BAD LS367 : IC 10
BAD HC244: IC 2
BAD RAM : IC 14,15,38,39
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A BOARD FAULTS
DEAD LINES AS SHOWN
BAD RAM : IC 21,22,38,39
BAD LS367 : IC 64
BAD LS32 : IC 63
BAD LS139 : IC 68
BAD LS74 : IC 69
BAD Z80 : IC 53
BAD YM2151
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BOTTOM BOARD
BAD LS157 : IC 53
BAD KNA034201 : IC 3,8
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Tags:
IREM
X MULTIPLY
ARCADE
PCB
JAMMA
ATTRACT
MODE
TESTING
REPAIR
LOG
M72