Item FL display Key operationMode name Description (Remote controller key)S1 signal output Forcibly superimpose the S1 signal (approx.4.5V DC) on the EE chroma signal, and checkthe output on the S terminal.Press [5] [2] in service mode.S2 signal output Forcibly superimpose the S2 signal (approx.2V DC) on the EE chroma signal, and checkthe output on the S terminal.Press [5] [3] in service mode.Front connectioninspectionPress all front keys and check the connectionbetween Main P.C.B. and Front P.C.B.(1) Each time a key is pressed,segment turned on increases oneby one.(2) Total umber of keys that havebeen pressed.Press [5] [4] in service mode.Production Date Display Display the date when the unit was produced.YYY: YearMM: MonthDD: DayPress [6] [1] in service mode.Display the accumulatedworking timeDisplay the accumulated unit’s working time.(Indicating unit: Second)Press [6] [4] in service mode.Display the Error History Display the Error History stored on the unit. Display reason of error for 5seconds.Display the time when the error hasoccurred for 5 seconds..Y: YearMM: MonthDD: DayHH: HourMM: MinuteAccumlated working time tooccurring of the error is leftdisplayed.(Indicating unit: Second)Press [6] [5] in service mode.Then press [0] [1] ~ [1] [9], the past19 error histories are displayed.Delete the Error History Delete Error History information stored on theunit.Press [9] [7] in service mode.Tray OPEN/CLOSE Test The RAM drive tray is opened and closedrepeatedly.“*” is number of open/close cycletimes.Press [9] [1] in service mode*When releasing this mode, pressthe [POWER] button on Front Panelmore than 10 seconds.Error code initialization Initialization of the last error code held bytimer (Write in F00)Press [9] [8] in service mode.Initialize Service Last Drive Error, Error history and ErrorCodes stored on the unit are initialized tofactory setting.Then VHS Microprocessor is initialized toshipping setting too.Press [9] [9] in service mode.Finishing service mode Release Service Mode. Display in STOP (E-E) mode. Press power button on the frontpanel in service mode.24DMR-ES30VP / DMR-ES30VPC