Capcom CPS2 - Pinout for 93646 B-6, 93646 B-7, 97691 A-3; CN9 Pins (93646 B-6;7, 97691 A-3); CN7 Power Pins (93646 B-6;7, 97691 A-3); CPS2 B Board Preparation

CLOCK Arduino#11 →CN9#4
SETUP2 Arduino#12 →CN9#5
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CN7powerpins:
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+5V Powersupply →CN7A25
GND Powersupply&ArduinoGND→CN7A23
GND Powersupply&ArduinoGND→CN7B23
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Pinoutforboardrevision93646B6,93646B7and97691A3 
CN9pins:
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+5V  →CN9#1
DATA Arduino#2 →CN9#2
SETUP1 Arduino#3 →CN9#3
CLOCK Arduino#11 →CN9#4
SETUP2 Arduino#12 →CN9#5
GND ArduinoGND →CN9#6
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PreparingyourCPS2Bboard
1. OpentheCPS2BBoardplasticcaseusingtheTorxSecurityT20screwdriverhead(the
photobelowdoesnotapplytorevision97961A3"allinoneblack")
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2. IdentifyyourPCBrevisionandcheckthebatteryvoltage