Read Sony KDL-32BX355 / KDL-40BX455 Service Manual online
SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3TK
Chassis
Segment: P-2F
9-883-885-04
Self Diagnosis
Supported model
Version Date
Subject
1.0
5/23/2012
Original Manual Release Date.
2.0
9/7/2012
Updated Disassembly/Part Number Information section. Replaced pages 14 - 18.
Updated Service Adjustments section. Replaced pages 23 - 32.
Reissue entire manual.
3.0
10/24/2012
Updated Disassembly/Part Number Information section. Replaced pages 15 - 27.
Added 2nd production panel information, including Main Board and LVDS Connector
information for use with new panel.
4.0
04/30/2013
Updated Disassembly/Part Number Information section. Replaced page 19.
ORIGINAL MANUAL ISSUE DATE: 5/2012
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3TK
Chassis
Segment: P-2F
9-883-885-04
Self Diagnosis
Supported model
KDL-32BX355
MODEL LIST
MODEL
COMMANDER
DESTINATION
MODEL
COMMANDER
DESTINATION
9-883-885-04
KDL-32BX355 RM-YD081
ARGENTINA
KDL-40BX455 RM-YD081
ARGENTINA
KDL-32BX355/40BX455 i
TABLE OF CONTENTS
Cautions and Warnings ...................................................................................ii
Section 1 - Features and Overview ................................................................1
Features ........................................................................................................1
Specifications ................................................................................................1
Chassis Overview ..........................................................................................3
Overall Circuit Description .............................................................................4
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
TCON Board .............................................................................................5
Inverter MT Board .....................................................................................5
Power Supply Board .................................................................................4
IR Board ....................................................................................................4
Switch Unit ................................................................................................4
LCD Panel Assembly ................................................................................5
TCON Board .............................................................................................5
Inverter MT Board .....................................................................................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
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
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
Chassis Assembly Removal ........................................................................16
Chassis Assembly Removal ........................................................................16
LCD Panel Removal ....................................................................................17
Cleaning the LCD Panel .........................................................................17
Connectors ..................................................................................................18
KDL-32BX355 Only ................................................................................18
KDL-40BX455 Only ................................................................................18
KDL-40BX455 Only ................................................................................18
Screws .........................................................................................................19
Accessories and Packaging ........................................................................20
Remote Commander ...................................................................................20
Wire Dressing ..............................................................................................21
Accessories and Packaging ........................................................................20
Remote Commander ...................................................................................20
Wire Dressing ..............................................................................................21
Section 5 - Updates and Adjustments .........................................................22
Overview .....................................................................................................22
Software Updates for Customers ................................................................22
Software Updates for Servicers ...................................................................22
Software Updates for Customers ................................................................22
Software Updates for Servicers ...................................................................22
Software Update Responsibility ..............................................................23
Checking the Software Version ...............................................................23
Examples of Software Correctable Symptoms .......................................23
Checking the Software Version ...............................................................23
Examples of Software Correctable Symptoms .......................................23
Accessing Service Adjustment Mode ..........................................................24
Completing Service Requirements When Replacing the Main Board .........25
Completing Service Requirements When Replacing the Main Board .........25
Viewing the Status Information ...............................................................25
Selecting the Panel ID Code ...................................................................26
Adding the Serial Number .......................................................................27
Adding the Model Name .........................................................................28
Selecting the Panel ID Code ...................................................................26
Adding the Serial Number .......................................................................27
Adding the Model Name .........................................................................28
Completing Service Requirements When Replacing the LCD Panel ..........30
Verifying the Panel ID Code ....................................................................30
Resetting Panel Operation Time .............................................................31
Resetting Panel Operation Time .............................................................31
Accessing Factory Adjustment Mode ..........................................................32
Adjusting the Color Temperature ............................................................32
Appendix A: Encryption Key Components ............................................... A-1
