GvK Smasher GMP Manual
10/31/2023
14
6. TROUBLESHOOTING
6.1 Common Problem
Please confirm that all connectors fit tightly.
Symptom
Possible Cause
Recommended action
Game will not
start
Frame assembly connector is
loose.
Check connector.
Frame assembly fault
Contact with UNIS Service.
Power off
Circuit protector make power SW
in off state.
Turn on power SW again. If appeared
again and again, machine has
anomaly. Please contact with UNIS
Service.
Card reader not
working
The connector is loose.
Check connector.
Card reader fault.
Check with card reader manufacturer.
No ticket
dispensing
Out of ticket.
Add ticket and press reset button
Ticket jamming.
Remove the jammed tickets and press
reset button.
The connector is loose.
Plug the connector tightly.
No sound
Low volume
Raise the volume.
Connector loose.
Check connector.
Speaker fault.
Check speaker.
POT installation error.
Install POT correctly.
POT fault.
Change POT.
Audio cable problem.
Reconnect the audio cable or change
it.
Note: After replacing component from monitor, the game should be recovered again with
the recovery stick attached to the machine.
