Bowl Master Manual
10/22/2018
22
7. TROUBLE SHOOTINGS
7.1 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.
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.
Driver problem
Restart the audio driver.
Display black
screen
Check connectors.
Plug in connector tightly
RAM is loose.
Remove and reinsert RAM.
VGA signal cable is loose.
Check VGA cable
“0X000000A” code appears.
Conflict between computer drive
and software.
Contact service
If you see following error signs showing on the display, please try the recommended action.
Display
Possible Cause
Recommended action
The connection part of the
IO board and PC are loose.
Check and reconnect the
loose ports of the PC or IO
board.
Cable quality problem
Change the cable after
checking the connection
between IO board and PC.
Cable became loose during
transportation.
Check and reconnect the
loose cables of the PC or IO
board.
IO board is faulty.
Reboot the game after
checking connection and
cable problem, if the problem
remains unresolved, please
call the service department
for assistance.
