KDL-39R475A, KDL-42R474A, KDL-42R475A, KDL-46R475A - Sony TV Service Manual (repair manual). Page 2

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KDL-39R475A/42R474A/42R475A/46R475A i
TABLE OF CONTENTS
Cautions and Warnings ...................................................................................ii
Section 1 - Specifications and Layouts .........................................................1
Specifications ................................................................................................1
Board Layout .................................................................................................2
KDL-39R475A ........................................................................................................2
KDL-42R474A/42R475A ........................................................................................2
KDL-46R475A ........................................................................................................2
Wire Dressing ................................................................................................3
KDL-39R475A ........................................................................................................3
KDL-42R474A/42R475A ........................................................................................3
KDL-46R475A ........................................................................................................3
Section 2 - Troubleshooting ...........................................................................4
Diagnosing the Error .....................................................................................4
Viewing the Self Check Diagnosis History .............................................................4
Triage Chart ...................................................................................................5
Flowcharts and Diagrams ..............................................................................6
Overall Block Diagram ...........................................................................................6
Power and Control Block Diagram.........................................................................7
No Power Flowchart ..............................................................................................9
Standby LED Blinking Flowchart .........................................................................10
No Video Flowchart ............................................................................................. 11
Video Distortion Flowchart ...................................................................................12
Section 3 - Repair Information ......................................................................13
Repairing the TV ..........................................................................................13
Removing the Table-Top Stand ............................................................................13
Removing the Rear Cover ...................................................................................13
Replacing the Main Board ...........................................................................14
Replacing the Power Supply Board .............................................................18
Removing the Speakers ..............................................................................18
Removing H Board ......................................................................................18
Section 4 - Exploded View/Part Number Information .................................19
Table-Top Stand ..........................................................................................19
KDL-39R475/42R474A/42R475A/46R475A ................................................20
Connectors ..................................................................................................22
KDL-39R475A ......................................................................................................22
KDL-42R474A/42R475A ......................................................................................22
KDL-46R475A ......................................................................................................23
Screws .........................................................................................................
24
Section 5 - Accesories/Part Number Information .......................................25
Accessories and Packaging ........................................................................25
Miscellaneous ..............................................................................................25
Optional Accessories ...................................................................................25
Remote Commander ...................................................................................25
Appendix A: Encryption Key Components ............................................... A-1
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