Panasonic TX-L42G20E Service Manual

Also see for TXL42G20E: Operating instructions

Panasonic TX-L42G20E Service Manual Manual pdf 3 page image

CONTENTSSAFETY PRECAUTIONS .......................................................................... 4GENERAL GUIDE LINES..................................................................... 4TOUCH – CURRENT CHECK.............................................................. 4PREVENTION OF ELECTROSTATIC DISCHARGE (ESD)TO ELECTROSTATICALLY SENSITIVE (ES) DEVICES .......................... 5ABOUT LEAD FREE SOLDER (PBF)........................................................ 6SUGGESTED PB FREE SOLDER....................................................... 6APPLICABLE SIGNALS............................................................................. 7SERVICE HINTS ....................................................................................... 8CHASSIS BOARD LAYOUT ...................................................................... 9AND LOCATION OF LEAD WIRING………………………………………….9TECHNICAL DESCRIPTION.....................................................................10SETTING INSPECTION........................................................................... 11SELF-CHECK .......................................................................................... 12POWER LED BLINKING TIMING CHART ............................................... 13SERVICE MODE FUNCTION .................................................................. 14SERVICE ................................................................................................ 15SERVICE TOOL MODE........................................................................... 16HOTEL MODE ......................................................................................... 17DATA COPY BY SD CARD ..................................................................... 18DATA COPY FROM TV SET TO SD CARD ............................................ 19DATA COPY FROM TV SET TO TV SET................................................ 20OPTION DESCRIPTION.......................................................................... 21ADJUSTMENT METHOD ........................................................................ 22WIRING DIAGRAM .................................................................................. 23BLOCK DIAGRAMS................................................................................. 24PARTS LOCATION.................................................................................. 27REPLACEMENT PARTS LIST................................................................. 29SCHEMATIC DIAGRAMS........................................................................ 47A-BOARD (1 OF 23) SCHEMATIC DIAGRAM ................................... 48P-BOARD (1 OF 2) SCHEMATIC DIAGRAM ..................................... 71TC-BOARD (1 OF 6) SCHEMATIC DIAGRAM................................... 73V-BOARD SCHEMATIC DIAGRAM ................................................... 79CONDUCTOR VIEWS ............................................................................. 803