Panasonic TX-L42D25B Service Manual

Also see for TXL42D26B: Operating instructions

Panasonic TX-L42D25B 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 ....................................... 9LOCATION OF LEAD WIRING ................................... 9TECHNICAL DESCRIPTION ................................….10SPECIFICATION OF KEY FOR CI PLUS,DTCP-IP AND ONE-TO-ONE.............................. 10GENERAL INFORMATION ................................. 10REPLACEMENT OF ICS..................................... 10MODEL AND KEYS ............................................ 10SETTING INSPECTION............................................ 11SELF CHECK ........................................................... 12HOTEL MODE .......................................................... 17DATA COPY BY SD CARD....................................... 18DATA COPY FROM TV SET TO SD CARD ............. 19DATA COPY FROM SD CARD TO TV SET ............. 20OPTION BYTES DESCRIPTION .............................. 21ADJUSTMENT METHOD.......................................... 22WIRING DIAGRAM ................................................... 23BLOCK DIAGRAM .................................................... 24PARTS LOCATION................................................... 26REPLACEMENT PARTS LIST.................................. 28SCHEMATIC DIAGRAMS ......................................... 46A-BOARD (1 OF 25) SCHEMATIC DIAGRAM .... 47TC-BOARD SCHEMATIC DIAGRAM .................. 72XW-BOARD SCHEMATIC DIAGRAM ................. 78V-BOARD SCHEMATIC DIAGRAM .................... 80CONDUCTOR VIEWS .............................................. 81POWER LED BLINKING TIMING CHART ................ 13SERVICE MODE FUNCTION ................................... 14SERVICE ................................................................ 15SERVICE TOOL MODE............................................ 163