Read Panasonic TH-70LF50ER Service Manual online
CONTENTS
SAFETY PRECAUTIONS ........................................... 3
GENERAL GUIDE LINES ...................................... 3
TOUCH – CURRENT CHECK .................................
PREVENTION OF ELECTROSTATIC DISCHARGE
(ESD) TO ELECTROSTATICALLY SENSITIVE (ES)
DEVICES .................................................................... 4
ABOUT LEAD FREE SOLDER (PBF) ......................... 5
SUGGESTED
PB
FREE SOLDER ........................ 5
APPLICABLE INPUT SIGNALS .................................. 6
SERVICE HINTS ........................................................ 9
CHASSIS BOARD LAYOUT ..................................... 10
OPERATING INSTRUCTIONS ................................. 11
OPTION MENU ......................................................... 12
SERVICE MODE ...................................................... 13
CAT (COMPUTER AIDED TEST) MODE ................. 13
IIC MODE .................................................................. 13
CD MODE, SD MODE .............................................. 14
MS MODE, ID MODE..................................................15
IIC MODE STRUCTURE.............................................16
SELF CHECK ........................................................... 17
POWER LED BLINKING TIMING CHARD ................ 18
ADJUSTMENT METHOD ......................................... 19
WIRING DIAGRAM ................................................... 20
BLOCK DIAGRAM ................................................... 21
PARTS LOCATION ................................................... 24
LOCATION OF LEAD WIRING ................................. 26
REPLACEMENT PARTS LIST NOTE ....................... 27
SCHEMATIC DIAGRAMS NOTE .............................. 64
A-BOARD (1 OF 13) SCHEMATIC DIAGRAM .... 65
HX-BOARD
SCHEMATIC DIAGRAM .................. 78
DS-BOARD (1 OF 2) SCHEMATIC DIAGRAM ... 79
V1-BOARD
SCHEMATIC DIAGRAM .................. 81
V2-BOARD
SCHEMATIC DIAGRAM .................. 82
CONDUCTOR VIEWS .............................................. 83
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