Panasonic TC-L39EM6X Service Manual

Contents

7)ADC CalibrationADC Calibration function is reserved for calibration by hand (PQ engineer only).8)Shipping resetReset all settings of OSD menu to default value.Reset settings: Channel table, Model table (H/V Position, Clock, Phase), Source dependent setting(Contrast, Brightness etc.), Common setting (Volume, Language etc.), Parental Control (Rating,Password etc), Closed Caption.9)Bypass GammaFor factory test value of gamma.10)UART EnableEnable to communicate with Auto-Alignment system.11)I2CEnable to communicate with Eeprom burn-in tool.12)Boot Loader UpgradeFor firmware downgrade used.13)V-Com AdjustIt's reserved for BMS function.14)SG PatternAging is for factory burn in and PTN ID provides each pattern for tester using.(6) Performance check6-1 TV functionConnect RF to the center signal source, enter Channel menu → auto tuning, check if there are channels beskipped, check if the picture and speaker are normal.6-2 AV terminalsInput Video signal, check if the picture and sound are normal.6-3 YPbPr terminalInput YUV signal (VG859 signal generator), separately input the YUV signals listed in table4 and check if thedisplay and sound are normal at any situation (power on, channel switch and format convert, etc.)Table4 YUV signal formatFREQ PERIOD SYNCPOLARITYPIXELCLOCK Display SYNCWIDTHBACKPORCHMODE LINE(kHz)FRAME(Hz)LINE (pixel)FIELD(lines)LINEFIELD (MHz)LINE (pixel)FRAME(lines)LINE (pixel)FRAME(lines)LINE (pixel)FRAME(lines)15.734 1716 Negitive 27 1440 124 11459.94Hz 720x480i 59.94 525 Negitive 480 3 1531,469 858 Negitive 27 720 62 6059.94Hz 720x480P 59.94 525 Negitive 480 6 3045 1650 Positive 74.25 1280 40 22060Hz 1280x720P 60 750 Positive 720 5 2033.75 2200 Positive 74.25 1920 44 14860Hz 1920X1080i 60 1125 Positive 1080 5 1567.5 2200 Positive 148.5 1920 44 14860Hz 1920X1080P 60 1125 Positive 1080 5 369