Midway Off Road Thunder Operation Manual

Parts          7-35
Line Cord Installation
Bracket AC Plug Assembly A-23089 

Parts          7-36
Coin Door Application Table
ELECTROMECHANICAL COIN DOOR ASSEMBLIES
Part Number
Country
09-72000-14
09-72000-15
09-72000-20
09-96011.1
09-96023-33
France„
Germany„
Italy„
Japan„
Spain„
UK„
USA, DBV Ready„
Transformer Application Table
POWER TRANSFORMER ASSEMBLIES
                        Part Number
Line Power5610-16282-00 5610-16283-00 5610-16284-00
120 VAC 60 HZ
„ 
230 VAC 50HZ„
100 VAC 50HZ
„ 
TYPICAL POWER TRANSFORMER ASSEMBLY 

Troubleshooting          6-1



	
TM




TROUBLESHOOTING
NOTICE: 
The term VGM refers to the video game machine.
CAUTION: 
This VGM uses complex electronic components that are very sensitive to
static electricity. Observe the following precautions before handling VGM electronics.
Failure to do so may void your warranty and could damage electronic assemblies.
•
  Before servicing electronics, turn off AC power to the VGM. W ait for capacitors to discharge.
•
  Before touching or handling...

Troubleshooting          6-2
Coin Mechanism and Pricing Troubleshooting Table
SYMPTOM CAUSE REQUIRED ACTION
Improper settings at
Pricing Menu1.  Enter Menu System by pressing and holding
TEST MODE switch inside coin door. From
Diagnostics Menu, choose SW ITCH TEST. Use
tests to confirm operation of switches.
2.  From Adjustments Menu, choose PRICING
MENU. Verify that units and credits are set
correctly.• VGM (video game machine)
accepts currency or tokens,
but number of credits per
coin or bill is...

Troubleshooting          6-3
VGM Startup Troubleshooting Table
SYMPTOM CAUSE REQUIRED ACTION
Power problem1.  Check that VGM power switch is on.2. Inspect computer to see if fans are turning. If
not: Is computer power supply connected to its
power cable? Is computer power supply turned
on?
3.  Plug VGM into AC power outlet. Verify presence
of AC line voltage.
Improper line voltage
switch settingTurn off VGM power. Unplug AC line cord. Check
line voltage switch. If necessary, set it to agree
with local AC...

Troubleshooting          6-4
VGM Startup Troubleshooting Table, continued
SYMPTOM CAUSE REQUIRED ACTION
Power problem1.  Inspect circuit boards under low-light conditions.
LEDs glow if processor circuits receive voltage.
Fan should be turning. These indications prove
presence of DC from power supply. Still,
voltages or signals may not be normal.
Computer has no internal LEDs.
2.  Turn on VGM power. Using 20-volt DC setting on
digital voltmeter, measure DC voltages at power
connector pins. (Power supply...

Troubleshooting          6-5
VGM Startup Troubleshooting Table, continued
SYMPTOM CAUSE REQUIRED ACTION
Faulty coin
mechanism1.  Unlock and open coin door. Check each
currency acceptor to assure proper mounting.
Verify that each release latch is closed and
locked. Does mechanism accept and reject
currency correctly? Test mechanism with good
and bad coins.
2.  Inspect to see if external acceptor indicators
(Pricing, Flashing Arrows, etc.) are lit.
3.  Verify that each acceptor operates properly by
placing...

Troubleshooting          6-6
Audio Troubleshooting Table
SYMPTOM CAUSE REQUIRED ACTION
Improper volume
settingEnter Menu System by pressing and holding
TEST MODE switch. From Operator (Main)
Menu, choose VOLUME MENU. Check that
Attract Music is on (enabled). Verify that all
volume levels are set well above zero. If
necessary, change levels to make VGM audible.
Faulty wiringTurn off VGM power. Assure that wiring harness
connectors attach and fully seat onto mating
board connectors. Verify that harness...

Troubleshooting          6-7
Error Message Troubleshooting Table
Power-On Self-Test Beep Codes
Audio beeps only. Video may or may not be present. See notes.
MESSAGE MEANING REQUIRED ACTION
No beep No system power Check power supply and cables
1 continuous beep Partial system power Check power supply and cables
1 short beep Normal start; no errors Check other VGM components
2 short beeps Processor problem Check processor/fan module
3 short beeps Graphics initialization problem Check Video Board, cables
4...

Troubleshooting          6-8
Link Troubleshooting Table
SYMPTOM CAUSE REQUIRED ACTION
Faulty wiring1. Don’t extend linking cables that come with VGM.
2. Install required crossover between VGM
cabinets. Each coupler connects two cabinets
(one pair). Don’t use standard telephone type
couplers or wiring to link cabinets.
3.  Use only 10 Base-T, Ethernet-type, Category 5,
twisted-pair wiring for VGM data.• Can’t connect VGMs (video
game machines) together
Improper linking
hardwareUse required network hub for...