Marvel: Contest of Champions™
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P a g e
Troubleshooting
Warning: Review the Safety section before making any adjustments to the game.
Problem
Possible Cause
Solution
Game will not power up.
Game not plugged in.
Plug game into AC outlet.
Game not turned on.
Turn on main power switch.
Game fuse is blown.
Check and replace fuse. See
Specification section for fuse
values.
No power to receptacle.
Test AC outlet and plug game
into powered outlet.
Flash Drive Installer is left
connected to PC.
Disconnect Flash Drive Installer
and power cycle the game.
Joysticks/Buttons do not work.
Faulty micro switch.
Replace the micro switch on the
joystick/button and re-test.
Verify that the wires are
connected to the correct spades
on the micro switch.
Faulty wiring.
Disconnect the cabinet from AC
power. Verify that all wires are
firmly connected to each
joystick/button and the PCB.
Verify that no wires are frayed
or improperly shorting to
ground. Verify that wires are
connected to the correct spades
on the micro switches.
Faulty PCB.
Ensure all connections to PCB
are secure. Replace PCB if faulty.
