Midway Touch Master Infinity Countertop Operation Manual

Touchmaster® Infinity Countertop    Troubleshooting- 3 
 
Startup Problems 
continued 
Symptom Problem Suggested Solution 
• 
Machine appears 
non-functional, but 
currency acceptor 
price indicator is 
illuminated. Poor connection  1.  Turn AC power off. Unplug AC line cord. Unlock 
and remove Rear Door and Top Cover Assembly. 
2.  Inspect CPU Board Assembly. 
3.  Ensure DC Power connector is attached and fully 
seated onto mating board connector. 
4.  Check other wiring harness connectors in same 
way....

Troubleshooting - 4    Midway Amusement Games, LLC 
Currency Does Not Start Game 
Symptom Problem Suggested Solution 
• 
Machine does not 
accept currency or 
tokens. 
• 
Machine cannot be 
started. 
• 
Audio present 
• 
Video present Bad currency  1.  Turn AC power off. Unlock and remove Side Cover 
Assembly. 
2.  Empty cash vault and DBV. 
3.  Inspect revenue for counterfeit currency. 
4.  Check vault and remove items that block path from 
coin mechanism. 
 Blocked coin 
mechanism 1.  Turn AC power...

Touchmaster® Infinity Countertop    Troubleshooting- 5 
 
Currency Problems 
continued 
Symptom Problem Suggested Solution 
 Incorrect program  Examine currency acceptor for programmable features. 
Some devices require operator adjustment for each 
specific type of currency recognized. Refer to 
manufacturer’s literature for assistance in setting 
acceptor features to required values. 
 Faulty switch  Check for continuity in each suspect switch connection 
(Common to Normally Open or Common to Normally...

Troubleshooting - 6    Midway Amusement Games, LLC 
Touchscreen Problems 
Symptom Problem Suggested Solution 
• 
Touchscreen is not 
accurate for two or 
more players. Dirty screen  Clean entire cabinet frequently, especially video screen 
glass and Touchscreen area. It is not necessary to 
switch off AC power to clean Touchmaster
® Infinity. 
Apply an isopropyl alcohol and warm water to a clean 
cloth or sponge, then use this to wipe surface. Do not 
apply cleaner directly on unit. Liquids could drip...

Touchmaster® Infinity Countertop    Troubleshooting- 7 
 
Touchscreen Problems 
continued 
Symptom Problem Suggested Solution 
  CPU board power  Unlock and remove Rear Door and Top Cover 
Assembly. Observe CPU Board Assembly and touch 
the screen. You will see a glow from a red LED if touch 
is sensed. 
 Poor Controller 
power You can see a glow from a green LED on the end of 
Touchscreen Controller (underneath the CPU) if there 
is voltage in these circuits. Refer to LED Indicator 
Status Chart (W...

Troubleshooting - 8    Midway Amusement Games, LLC 
Audio Problems 
Symptom Problem Suggested Solution 
• 
Audio is non-
functional. 
• 
Video present 
• 
Machine appears to 
operate normally. Volume set too low 
in software 1.  Unlock and remove Side Cover Assembly. 
2.  Enter Menu System by pressing TEST pushbutton 
inside coin vault. 
3.  From MAIN MENU, observe Volume Fixed level. 
4.  Verify that volume is not set at zero. Change level 
to maximum to make sounds audible. 
  Volume set too low 
on...

Touchmaster® Infinity Countertop    Troubleshooting- 9 
 
Audio Problems 
continued 
Symptom Problem Suggested Solution 
• 
Audio distorted or 
muffled 
• 
Constant low hum 
present 
• 
Sounds missing System error  1.  Unlock and remove Side Cover Assembly. 
2.  Enter Menu System by pressing TEST pushbutton 
inside the coin vault. 
3.  From the SYSTEM SETUP menu, go to 
DIAGNOSTICS and choose SOUND TESTS. 
These tests verify some functions of the audio 
circuits. 
  W rong speaker  1.  Turn AC power off....

Troubleshooting - 10    Midway Amusement Games, LLC 
Video Problems 
Symptom Problem Suggested Solution 
• 
Monitor non-
functional 
• 
Audio present 
• 
Controls operate as 
expected. No power to 
monitor 1.  Unlock and remove Rear Door and Top Cover 
Assembly. Pivot Deflection Board Bracket. 
2.  Verify that AC Power is connected to the Video 
Monitor. 
3.  Inspect neck of the CRT under low light level 
conditions. 
4.  You can see a glow near the CRT base if there is 
voltage in the filament circuits....

Touchmaster® Infinity Countertop    Troubleshooting- 11 
Video Problems 
continued 
Symptom Problem Suggested Solution 
  Faulty DC voltage 
source 1.  Turn AC power on. 
2.  Using the 20-Volt DC range on a digital voltmeter, 
measure DC voltages present at the Power 
connector pins. 
3.  Refer to the Cabinet W iring Diagram (W iring 
Chapter) for specific wiring information and voltage 
limits. 
4.  Adjust the +5V source if it is variable. 
  Ripple on DC 
supply pins Using the 2-Volt AC range on a...

Troubleshooting - 12    Midway Amusement Games, LLC 
Miscellaneous 
Symptom Problem Suggested Solution 
• 
Machine operates 
normally. 
• 
Cabinet gets very 
warm after several 
hours of use. 
• 
System may reset or 
freeze after time. Poor air circulation  1.  Check bottom and rear of cabinet for blocked 
airflow. Move Machine away from sources of heat. 
2.  Turn AC power off. 
3.  Apply high power vacuum cleaner to vent holes to 
remove dust. 
4.  Unlock and remove Rear Door. 
5.  Ensure all fans are...