177 Service Mode7.1. Self-Diagnosis and Special Mode Setting7.1.1. Self-Diagnosis FunctionsSelf-Diagnosis Function provides information for errors to service personnel by “Self-Diagnosis Display” when any error hasoccurred.U**, H** and F** are stored in memory and held.You can check latest error code by transmitting [0] [1] of Remote Controller in Service Mode.Automatic Display on FL will be cancelled when the power is turned off or AC input is turned off during self-diagnosis display is ON.Error Code Diagnosis contents Description Monitor Display Automatic FL displayU30 Remote control code error Display appears when main unit and remotecontroller codes are not matched.No display* is remote controller code of themain unit.Display for 5 seconds.U59 Abnormal inner temperaturedetectedDisplay appears when the drive temperatureexceeds 70°C.The power is turned off forcibly.For 30 minutes after this, all key entries aredisabled. (Fan motor operates at the highestspeed for the first 5 minutes. For the remain-ing 25 minutes, fan motor is also stopped.)The event is saved in memory as well.No display"U59" is displayed for 30 minutes.U71 HDMI incompatible error(HDMI incompatible)Display this error when the equipment (com-patible with DVI such as TV, amplifier etc.)connected to the unit by HDMI is incompatiblewith HDCP (High-bandwidth Digital ContentProtection).No displayU72 HDMI connection error(communication error)Display this error when there are any commu-nication problems with the unit and the equip-ments (TV, amplifier etc.) connected to theunit by HDMI. (or when there is a problemwith the HDMI cable).The display disappears only when theconnection is released. Neither the buttonoperation nor the passage of the fixed timedisappear the display.No display"U72" display disappears whenerror has been solved by PowerOFF/ON of connecting equipmentor by inserting/removing of HDMIcable.U73 HDMI connection error(authentication error)When authentication error occurs while theequipments (TV, amplifier etc.) are connectedby HDMI. (or when there is a problem with theHDMI cable)The display disappears only when the con-nection is released. Neither the button opera-tion nor the passage of the fixed timedisappear the display.No display"U73" display disappears whenerror has been solved by PowerOFF/ON of connecting equipmentor by inserting/removing of HDMIcable.U76 Connection error This error is displayed when equipment suchas TVs or amplifiers connected to the unitwith the HDMI cable do not correspond to thecopyright protection. (The BD/DVD videowhere the copyright is protected cannot beplayed.)No displayU77 Illegal disc error This error is displayed when it becomesimpossible to reproduce because of copyrightillegal information.No displayU88 Restoration is operation.(When the disc is in the disctray)This error is displayed when there is a disc inthe disc tray or abnormality is confirmedduring playback. It is shown that therestoration to return the main unit operationnormally is operating. It becomes possible touse as soon as not the breakdown but theU88 display disappears.No displayDisplay for 30 seconds.H19 No working Fan Motor Preserves the Error record in case the FanMotor doesn't work at the time of Power-On.No display No display