Panasonic DMR-BS750EG Service Manual

Panasonic DMR-BS750EG Service Manual Manual pdf 21 page image

217 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 LCD will be cancelled when the power is turned off or AC input is turned off during self-diagnosis display isON.Error Code Diagnosis contents Description Monitor Display Automatic LCD displayU30 Remote control code error Display appears when main unit andremote controller codes are not matched.No display“*” is remote controller code of themain unit.Display for 5 seconds.U50 Short circuit for Antenna(LNBIN 1 and LNB IN 2) isdetectedThe terminal, antenna cable or dish isshort-circuit as for both LNB IN 1 and LNBIN 2. Check the connection status.No displayU50 1 Short circuit for Antenna(LNBIN 1) is detectedThe terminal, antenna cable or dish isshort-circuit as for LNB IN 1. Check theconnection status.No displayU50 2 Short circuit for Antenna(LNBIN 2) is detectedThe terminal, antenna cable or dish isshort-circuit as for LNB IN 2. Check theconnection status.No displayU59 Abnormal inner temperaturedetectedDisplay appears when internal temperatureof deck reaches limit temperature.The power is turned off forcibly.For 30 minutes after this, all key entries aredisabled. (Fan motor operates at the high-est speed for the first 5 minutes. For theremaining 25 minutes, fan motor is alsostopped.) The event is saved in memory aswell.No displayU59 is displayed for 30 minutes.U61 The unit is carrying out itsrecovery process.No displayU71 HDMI incompatible error(HDCP incompatible)Display this error when the equipment(compatible with DVI such as TV, amplifieretc.) connected to the unit by HDMI isincompatible with HDCP.*HDCP=High-bandwidth Digital ContentProtectionNo displayU72 HDMI connection error(communication error)This error is displayed when there are anycommunication problems with the unit andthe equipments (TV, amplifier etc.) con-nected to the unit by HDMI. (or when thereis a problem with the HDMI cable)No displayU72 display disappears when errorhas been solved by Power OFF/ONof connecting equipment or byinserting/removing of HDMI cable.