UNIS C-419, Operation Manual

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DUO DRIVE
06/15/2019
14
7. TROUBLE SHOOTINGS
7.1 Common Problem
Please confirm whether every connector connected tightly.
Symptom Possible Cause Recommended action
Game will not
start
Frame assembly connector fell or
is loose
Plug in connector tightly.
Frame assembly fault Contact with CEC technical support.
Power cutting
Circuit protector make power SW
in cutting state
Turn on power SW again. If appeared
again and again, machine has anomaly.
Please contact with CEC technical
support.
Game will not
coin up
Coin mech. fault or sample coin
not installed.
Change coin mech. or sample coin.
Coin mech. signal cable loose. Check coin mech. signal cable loose.
IO control board no signal. Change IO board.
No sound
Volume set too low. Raise the volume.
Connector loose. Plug in connector tightly.
PCB fault. Change PCB.
Speaker fault. Change speaker.
POT installation error. Install POT correctly.
POT fault. Change POT.
Audio cable problem. Reconnect the audio cable or change it.
PC crash. Restart or system recovery.
Driver problem Restart the audio driver.
No ticket
dispensing
Out of ticket. Add ticket and press reset button
Ticket jamming.
Remove the jammed tickets and press
reset button.
Wrong connection. Check the connections.
Display black
screen
Check connectors. Plug in connector tightly
Display fault.
Vitalize another source such as a PC to
verity if the display is operational.
RAM is loose.
Pull it out and insert it again or change
main board or RAM.
Display blue
screen
PC power cord is loose Check PC power cord whether is loose.
VGA signal cable is loose. Check VGA cable
PC video card is loose. Reseat video card.
PC into protection
Open front cover, if power on, light flash
all the time. Press power button 30s, then
restart.
“0X000000A” code appears.
Conflict between computer drive
and software.
Uninstall or disable the new drivers or
software.
PC crash Restart or system recovery