KDL-32BX355, KDL-40BX455, KDL-46BX455 - Sony TV Service Manual (repair manual)

Segment: P-2F

1.0  

3/23/2012 

Original Manual Release Date. 

2.0 

10/9/2012 

New Caution Added on page ii.

 

 

  Updated section 5 Updates and Adjustments. Replaced pages 24 - 29.

 

 

  Updated Part List on section 4 Dissasembly/Part Number Information. Replaced pages 16 - 20.

3.0 

10/25/2012 

Updated Disassembly/Part Number Information section. Replaced pages 16 - 28.

 

 

  Added 2nd production panel information, including Main Board and LVDS Connector

 

 

  information for use with new panel.

Segment: P-2F

KDL-32BX355 RM-YD081 

KDL-40BX455 RM-YD081 

KDL-46BX455 RM-YD081 

KDL-32BX355/40BX455/46BX455 i

Features ........................................................................................................1
Specifications ................................................................................................1
Chassis Overview ..........................................................................................3
Overall Circuit Description .............................................................................5

Main Board ...............................................................................................5
Power Supply Board .................................................................................5
IR Board ....................................................................................................5
Switch Unit ................................................................................................5
LCD Panel Assembly ................................................................................6
TCON Board .............................................................................................6
Inverter MT Board .....................................................................................6

Overview .......................................................................................................7

Updating the Software ..............................................................................7

Self Diagnosis Function .................................................................................7

Standby LED Blink Count .........................................................................7
Viewing the Self Check Diagnosis History ................................................8

Triage Chart ...................................................................................................9

Block Diagram .............................................................................................10
No Power ..................................................................................................... 11
Standby LED Blinking ..................................................................................13
No Video ......................................................................................................14

Table-Top Stand and Rear Cover Removal .................................................16
Chassis Assembly Removal ........................................................................17

LCD Panel Removal ....................................................................................18

Cleaning the LCD Panel .........................................................................18

Connectors ..................................................................................................19

KDL-32BX355 .........................................................................................19
KDL-40BX455 .........................................................................................19
KDL-46BX455 .........................................................................................20

Screws .........................................................................................................20
Accessories and Packaging ........................................................................21
Optional Accesories .....................................................................................21
Remote Commander ...................................................................................21
Wire Dressing ..............................................................................................22

Overview .....................................................................................................23
Software Updates for Customers ................................................................23
Software Updates for Servicers ...................................................................23

Software Update Responsibility ..............................................................24
Checking the Software Version ...............................................................24
Examples of Software Correctable Symptoms .......................................24

Accessing Service Adjustment Mode ..........................................................25
Completing Service Requirements When Replacing the Main Board .........26

Viewing the Status Information ...............................................................26
Selecting the Panel ID Code ...................................................................27
Adding the Serial Number .......................................................................28
Adding the Model Name .........................................................................29

Completing Service Requirements When Replacing the LCD Panel ..........31

Verifying the Panel ID Code ....................................................................31
Resetting Panel Operation Time .............................................................32