CONTENTSSAFETY PRECAUTIONS ........................................... 3GENERAL GUIDE LINES...................................... 3TOUCH – CURRENT CHECK............................... 3PREVENTION OF ELECTROSTATIC DISCHARGE(ESD) TO ELECTROSTATICALLY SENSITIVE (ES)DEVICES .................................................................... 4ABOUT LEAD FREE SOLDER (PBF) ......................... 5SUGGESTED PB FREE SOLDER ........................ 5SERVICE NAVIGATION ............................................. 6CHASSIS BOARD LAYOUT.................................. 6SERVICE HINTS ........................................................ 7APPLICABLE SIGNALS.............................................. 8SPECIFICATIONS ...................................................... 9TECHNICAL DESCRIPTION ................................ ….11SPECIFICATION OF KEY FOR DTCP-IP,C2MOD, CI PLUS, DIMORA, HDCP2, NETFLIX,WIDEVINE, FREETIME ....................................... 11GENERAL INFORMATION ................................. 11REPLACEMENT OF ICS..................................... 11MODEL AND KEYS ............................................ 11SETTING INSPECTION............................................ 12SERVICE MODE FUNCTION ................................... 13SERVICE .................................................................. 14SERVICE TOOL MODE ............................................ 15HOTEL MODE .......................................................... 16DATA COPY BY USB MEMORY .............................. 17DATA COPY FROM TV SET TO USB MEMORY ..... 18DATA COPY FROM USB MEMORY TO TV SET ..... 19OPTION BYTES DESCRIPTION .............................. 20SELF CHECK ........................................................... 21POWER LED BLINKING TIMING CHART ................ 22LCD PANEL TEST MODE ........................................ 22WIRING DIAGRAM ................................................... 23BLOCK DIAGRAM (1 OF 2) ...................................... 24PARTS LOCATION ................................................... 26LOCATION OF LEAD WIRING ................................. 28REPLACEMENT PARTS LIST NOTE ....................... 29REPLACEMENT PARTS LIST .................................. 30SCHEMATIC DIAGRAMS NOTE .............................. 47A-BOARD (1 OF 14) SCHEMATIC DIAGRAM .......... 48P-BOARD (1 OF 3) SCHEMATIC DIAGRAM............ 62K-BOARD SCHEMATIC DIAGRAM .......................... 65CONDUCTOR VIEWS .............................................. 662