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SERVICE MANUAL

This service manual shows only the differences between 
the model LCD-C32B7 and the original model LCD-C3206.
All other information is described in the service manual 
of the model LCD-C3206.

32

 COLOR LCD TELEVISION

LCD-C32B7

TABLE OF CONTENTS

Block Diagrams  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

Schematic Diagrams / CBA’s and Test Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

Wiring Diagram  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Different parts from the original model (LCD-C3206)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

SUPPLEMENT

Summary of Contents for LCD-C32B7

Page 1: ...iginal model LCD C3206 All other information is described in the service manual of the model LCD C3206 32 COLOR LCD TELEVISION LCD C32B7 TABLE OF CONTENTS Block Diagrams 1 1 Schematic Diagrams CBA s and Test Points 2 1 Wiring Diagram 3 1 Different parts from the original model LCD C3206 4 1 SUPPLEMENT ...

Page 2: ... OPEN 37 28 27 26 AUDIO MUTE VOLUME 77 1 5 6 7 KEY IN1 93 AUDIO MUTE VOLUME P ON H1 59 P ON H2 P ON H3 56 57 P ON H1 P ON H2 P ON H3 BACKLIGHT SW BACKLIGHT ADJ 52 22 AL 5V XIN XOUT 11 13 RESET X100 RESET 10MHz OSC 10 IC102 4 5 TO AUDIO BLOCK DIAGRAM TO VIDEO SELECTOR BLOCK DIAGRAM BACKLIGHT ADJ BACKLIGHT SW TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM TO POWER SUPPLY BLOCK DIAGRAM MAIN CBA DIGITAL MAIN...

Page 3: ...O L IN JK701 AUDIO R IN3 AUDIO L IN3 JK702 IF SIGNAL PROCESS IC701 AUDIO SELECTOR IC801 AUDIO AMP 31 7 2 30 AUDIO 6 43 I2C I F I2C I F AMP 13 12 93 91 44 45 89 87 85 81 79 94 92 90 88 86 82 80 AUDIO SW L CH AUDIO SW R CH MUTE CONTROL VOLUME CONTROL 6 11 96 98 100 2 12 AMP 97 99 1 5 7 WF10 DIGITAL MAIN CBA UNIT LED CBA MAIN CBA TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM AUDIO MUTE VOLUME TO SYSTEM CON...

Page 4: ... in the schematic diagram and the parts list Before replacing any of these components read the parts list in this manual carefully The use of substitute replacement parts that do not have the same safety characteristics as specified in the parts list may create shock fire or other hazards Notes 1 Do not use the part number shown on these drawings for ordering The correct part number is shown in th...

Page 5: ...ed 2 To maintain original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Voltage indications on the schematics are as shown below Plug the TV power cord into a standard AC outlet 5 How to read converged lines 6 Test Point Information 2 3 1 5 0 5 0 Voltage Indicates that the vo...

Page 6: ...2 3 Function Schematic Diagram L5925SCF ...

Page 7: ...2 4 L5925SCL LED Schematic Diagram ...

Page 8: ...02A 1 3 2 5 4 7 6 8 9 10 13 12 11 14 15 17 16 19 18 21 20 22 23 PROTECT 1 PROTECT 2 NU P ON H3 P ON H2 P ON H1 GND NU GND NU GND FBIN GND AL 5V GND GND AL 3 3V D AL 3 3V D GND AL 1 5V GND AL 3 3V A GND CN101B 1 3 2 5 4 7 6 8 9 10 13 12 11 14 15 17 16 19 18 21 20 22 23 GND NU NU NU NU NU NU NU NU NU NU BACKLIGHT ADJ BACKLIGHT SW LCD 5V LCD 5V GND GND P ON 5V GND P ON 3 3V GND P ON 1 8V GND CN102B 1...

Page 9: ...1608 F Z 0 1µF 50V CHD1JZ30F104 C56 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V CHD1JZ30F104 C58 Not Used C59 Not Used C60 Not Used C63 Not Used C64 Not Used CN15 PH CONNECTOR SIDE 5P S5B PH K S LF SN J3PHC05JG030 CN16 PH CONNECTOR SIDE 4P S4B PH K S LF SN J3PHC04JG030 CN52 PH CONNECTOR SIDE 2P S2B PH K S LF SN J3PHC02JG030 CN53 PH CONNECTOR SIDE 2P S2B PH K S LF SN J3PHC02JG030 CN54B Not Used D51 LED L 5...

Page 10: ...LCD C32B7 L5925FF 2007 06 05 ...

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