Panasonic DMR-HS2EB Service Manual

11.2 Inspection and checkingproceduresTOP PREVIOUS NEXT1. Checking self-diagnosis function1. Presence of error code on display (Serviceable on user site)Display Cause Countermeasure JudgmentU11 Stained or damaged discIncompatible discLoad another disc. Drive failure, or digital P.C.B.(RTSC circuit) failureDisc failureU12 Remote control and main unit codeare not matched.Switch the setting by "remote control mode"in initial setting.U14 Inner temperature is abnormallyhigh.The unit cannot be operated for approx. 30minutes.Normal operation is restored whentemperature comes down.a. Check whether cooling fan isblocked or not.b. Room temperature isabnormally high.U99 System stack Turn off main unit power, and then turn it onagain.If there is no change, keep pressing thepower switch for 10 seconds.2. Checking other error codesA. Enter the service mode.n While power is off, press [Pause], [Open/Close] and [Stop] keys simultaneously.B. View the error code.n Set [DVD/TV] switch on remote control to DVD.n Press the channel key [0] [1] on remote control. (Error code is kept displayeduntil pressing any key.)C. MeaningsDisplay Cause Countermeasure Judgment