45
POWER SUPPLY DIAGNOSTICS
2.) Check AC power connection to power supply.
3.) Ensure Power Supply switch is set to 115V (or 230V)
(Some model power supplies may not have this)
4.) Ensure Power switch is on.
1.) Verify AC power to front of game. Check power strip in bottom front.
Check for illuminated power switch.
Turn game power OFF. Disconnect all
wires from power supply. Turn power ON.
Power supply fan
comes ON.
Power supply fan
remains OFF.
Replace Power
Supply.
Turn power OFF. Unplug all outputs from Main Circuit Board. Re-
connect the 12 volt output wires to the Power Supply. Turn power
ON.
Power supply fan
comes ON.
Power supply fan
remains OFF.
Turn power OFF.
Reconnect the outputs
at the Main Circuit
Board one at a time.
Wait 3 minutes be-
tween tests to turn
power ON.
Power supply fan
comes ON.
Short in Main Board
- Replace.
This cable is OK.
Plug in next cable.
Power supply fan
remains off.
This cable or component on this
cable such as a motor is causing
an overload. See Cable Pin-Outs
in manual to see which component
might be at fault.
No 12 Volts (Power Supply Fan is not turning), but AC to power supply is OK
This means that either:
1.) Power supply is faulty.
2.) There is a 12 volt short in cabinet causing power supply to remain off to protect itself.
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