Operator's Manual – Stacker Vendor©LAI GAMESPage 31ERRORS AND TROUBLESHOOTINGIf the microprocessor detects any problems with the operation of the game, an Errorwill be displayed on the 4-digit display and the machine will play a voice message.“Please Call the Attendant”. Some error Messages will only be displayed when testmode is entered. Errors are displayed on the displays as E r r X , where ‘X’ is theerror number. There are five error messages for Stacker, listed as follows:ERROR CODE QUICK REFERENCE TABLECODE ERROR DESCRIPTION SOLUTIONErr1TICKET DISPENSE ERRORJammed tickets, no tickets or noticket notch pulse for longer than3 seconds.1. If the optional ticket/capsuledispenser is not fitted, make sureP11 and P12 are set to “0”.2. If the optional ticket/capsuledispenser is fitted, clearticket/capsule dispenser jam orreplenish tickets. After this, pushTest button once to clear error.Err2START/STOP BUTTONJAMMED, active for longer then30 secondsCheck Button function using switch testErr3EEPROM ERRORProblem with on-boardEEPROMThe main MCU is getting errors readingthe EEPROM (24C16 IC on MCU).Send MCU PCB to the closest LAIGames distributor for repair.Err4 MAJOR PRIZE DEPLOYMENTERRORRefill Major Prize Arms or test sensorusing switch test.Err5 PRIZE SENSOR BLOCKED orPRIZE SENSOR FAULTYClear Blockage from between prizesensors or test sensor using switch test.Err6 All PRIZE ARMS STATUS areDISABLED.Check that at lest one Minor Prize Arm(P14 to P19) and one Major Prize Arm(P20 to P23) has been set active PrizeArms ON.Err7 MINOR PRIZE DEPLOYMENTERRORRefill Minor Prize Arms or test sensorusing switch test.