Table Of Contents - Sony KDL-40BX450 Service Training Manual

TABLE OF CONTENTS

Cautions and Warnings ...................................................................................ii
Section 1 - Features and Overview ................................................................1
Features ........................................................................................................1
Specifications ................................................................................................1
Chassis Overview ..........................................................................................3
Overall Circuit Description .............................................................................4
Main Board ...............................................................................................4
Power Supply Board .................................................................................4
IR Board ....................................................................................................4
Switch Unit ................................................................................................4
LCD Panel Assembly ................................................................................5
Section 2 - Troubleshooting ...........................................................................6
Overview .......................................................................................................6
Updating the Software ..............................................................................6
Self Diagnosis Function .................................................................................6
Standby LED Blink Count .........................................................................6
Viewing the Self Check Diagnosis History ................................................7
Triage Chart ...................................................................................................8
Section 3 - Flow Charts and Diagrams ..........................................................9
Block Diagram ...............................................................................................9
No Power .....................................................................................................10
Standby LED Blinking ..................................................................................12
No Video ......................................................................................................13
Section 4 - Disassembly/Part Number Information ....................................15
Table-Top Stand and Rear Cover Removal .................................................15
Main Board (A) and Power Supply Board (G10/G11) Removal ...................16
Panel Brackets and LCD Panel Removal ....................................................17
Cleaning the LCD Panel .........................................................................17
KDL-40BX450/40BX451/46BX450/46BX451
Connectors ..................................................................................................18
Screws ........................................................................................................18
Accessories and Packaging ........................................................................19
Miscellaneous ..............................................................................................19
Remote Commander ...................................................................................19
Wire Dressing ..............................................................................................20
Section 5 - Updates and Adjustments .........................................................21
Overview .....................................................................................................21
Software Updates for Customers ................................................................21
Software Updates for Servicers ...................................................................21
Software Update Responsibility ..............................................................22
Checking the Software Version ...............................................................22
Examples of Software Correctable Symptoms .......................................22
Accessing Service Adjustment Mode ..........................................................23
Completing Service Requirements When Replacing the Main Board .........24
Viewing the Status Information ...............................................................24
Selecting the Panel ID Code ...................................................................25
Adding the Serial Number .......................................................................26
Adding the Model Name .........................................................................27
Completing Service Requirements When Replacing the LCD Panel ..........29
Verifying the Panel ID Code ....................................................................29
Resetting Panel Operation Time .............................................................30
Accessing Factory Adjustment Mode ..........................................................31
Adjusting the Color Temperature ............................................................31
Appendix A: Encryption Key Components ............................................... A-1
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