Troubleshooting - UNIS WORK ZONE Operation Manual

Work Zone GMP Manual

7. TROUBLESHOOTING

7.1 Common Problem
Please confirm that all connectors fit tightly.
Symptom
Game will not
start
Circuit protector make power SW
Power off
No sound
Display black
screen
Display blue
screen
20
08/25/2022
Possible Cause
Frame assembly connector is
loose.
Frame assembly fault
in off state.
Low volume
Connector loose.
Speaker fault.
POT installation error.
POT fault.
Audio cable problem.
Check connectors.
Display fault.
VGA signal cable is loose.
Recommended action
Check connector.
Contact with UNIS Service.
Turn on power SW again. If appeared
again and again, machine has
anomaly. Please contact with UNIS
Service.
Raise the volume.
Check connector.
Check speaker.
Install POT correctly.
Change POT.
Reconnect the audio cable or change
it.
Plug in connector tightly
Utilize another source such as a PC to
verity if the display is operational.
Check VGA cable