Most of the animation game center and big game city are use coin operated game machine ,these token are change by Money. Sometimes the player will be troubled by the problem that token eaten by game machine. In fact no matter what the machine is ,small problem happened after long time use ,it’s like people get ill. But these small problems also will effect the machine’s normal operation ,and even your playground business. We cannot feel anxious after problem happened , let we study some exclusive method  of amusement machine common faults.

        First , if the coin operated game machine have mainframe LCD backlight , can’t display or double image problem ,you can open the back cover of mainframe ,there is a switch button on main board , clockwise direction is adjust light color , anticlockwise is adjust deep color ,the problem will be solved by this button. We know in game center , there have many same or similar game equipments put together ,actually they are linking, they have mainframe and extension set. If the extension broke down ,can use code 30 ,31 to test the insert and retreat token switch was normal or not. If it’s normal , press KO+K3 or Plus “+” or Deduction “-“without back-off, start power , if “66”appeared , it means this machine return to zero. If this not work , check the fault number begins with 4,to test extension link cable .It it’s ok , check extension have same number or not , when there is also no problem , link mainframe and extension , turn on power and submit expense account of mainframe to zero .You also can press K2 restart extension ,It is no function when extension no problem

　　Daizu world game machine company hope you will study it and make good business.