CONTENTS
SAFETY PRECAUTIONS ........................................... 3
GENERAL QUIDE LINES...................................... 3
TOUCH – CURRENT CHECK............................... 3
PREVENTION OF ELECTROSTATIC DISCHARGE
(ESD) TO ELECTROSTATICALLY SENSITIVE (ES)
DEVICES .................................................................... 4
ABOUT LEAD FREE SOLDER (PBF)......................... 5
SUGGESTED PB FREE SOLDER........................ 5
SERVICE HINTS ........................................................ 6
CHASSIS BOARD LAYOUT ....................................... 7
SETTING INSPECTION.............................................. 7
SELF-CHECK ............................................................. 8
ADJUSTMENT METHOD ........................................... 9
BLOCK DIAGRAMS.................................................. 10
PARTS LOCATION................................................... 13
REPLACEMENT PARTS LIST.................................. 14
SCHEMATIC DIAGRAMS......................................... 25
A-BOARD - 3,3V SUPPLY .................................. 26
A-BOARD - 3,3V HDMI SUPPLY ........................ 26
A-BOARD - 5V SUPPLY ..................................... 27
A-BOARD - 33V SUPPLY ................................... 27
A-BOARD - 12V SUPPLY ................................... 28
A-BOARD - 8V SUPPLY ..................................... 28
A-BOARD - STBY 3,3V SUPPLY ........................ 29
A-BOARD - STBY 1,8V SUPPLY ........................ 29
A-BOARD - PSU CONNECTION ........................ 30
A-BOARD - AV1 .................................................. 31
A-BOARD - AV2 .................................................. 31
A-BOARD - AV3 .................................................. 32
A-BOARD - YUV.................................................. 32
A-BOARD - VIDEO SWITCH............................... 33
A-BOARD - QLINK .............................................. 33
A-BOARD - HDMI_CEC ...................................... 34
A-BOARD - LCD PANEL CONNECTOR, PANEL 5V
SUPPLY .............................................................. 34
A-BOARD - TUNER CONNECTION.................... 35
A-BOARD - AUDIO AMPLIFIER.......................... 36
A-BOARD - AUDIO MATRIX ............................... 37
A-BOARD - HDMI AUDIO DAC ........................... 38
A-BOARD - HEADPHONE AMPLIFIER .............. 39
A-BOARD - KEYSCAN........................................ 40
A-BOARD - SERVICE ......................................... 40
A-BOARD - IR LED ............................................. 41
A-BOARD - PROTECTION ................................. 41
A-BOARD - LEVEL SHIFTER ............................. 42
A-BOARD - IRD PROTECTION .......................... 42
A-BOARD - EAROM............................................ 43
A-BOARD - INVERTER....................................... 43
A-BOARD - BACKLIGHT..................................... 44
A-BOARD - VCT69P ........................................... 45
A-BOARD - HDMI................................................ 46
H-BOARD............................................................ 47
B-BOARD ............................................................ 48
V-BOARD ............................................................ 49
K-BOARD ............................................................ 50
P-BOARD ............................................................ 51
KEY CONTROL................................................... 52
CONDUCTOR VIEWS .............................................. 53
2
Summary of Contents for TX-26LX60P
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