Midway 4-Player User Manual download pdf (Page 105)

Troubleshooting 6-3

VGM Startup Troubleshooting Table

SYMPTOM CAUSE REQUIRED ACTION

Power problem

1. Check that VGM power switch is on.

Inspect electronics to see if fans are turning. If

not: Is power supply connected to its power

cable? Is power supply turned on?

3. Plug VGM into AC power outlet. Verify presence

of AC line voltage.

Improper line voltage

switch setting

Turn off VGM power. Unplug AC line cord. Check

line voltage switch. If necessary, set it to agree

with local AC line voltage. Retest VGM.

Open fuse

1. Turn off VGM power. Examine AC fuse on power

supply.

2. Examine DC fuses inside coin door vault.

3. Replace faulty fuses with identically rated parts.

4. Turn on VGM power. If fuse opens again, check

DC wiring harness and connectors.

Faulty wiring

1. Remove line cord. Test line cord, power plug,

and IEC connector for breaks or damage. Verify

continuity of each wire in cord. Install cord at

power chassis. Press connector firmly to seat it.

2. Check other cables in same manner.

3. Assure that cabinet wiring harness connectors

fully seat in corresponding power supply and

board connectors.

4. Inspect wiring for breaks or damage.

•

VGM (video game machine)

doesn’t start.

•

VGM appears completely

non-functional.

•

No audio

•

No illumination

•

No video display

Faulty circuit boards

1. Turn off power for one minute and turn VGM on

again. Power On Self-Test checks electronics.

2. Replace faulty parts and rerun self-test.

Typical Location of Power Supply and Line Cord

1 2 ... 100 101 102 103 104 105 106 107 108 109 110 ... 139 140

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Midway 4-Player User Manual Page 105

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