KDL-32EX355, KDL-40EX455 - Sony TV Service Manual (repair manual)

Segment: P-2L

1.0  

8/30/2012 

Original Manual Release Date. 

2.0 

10/4/2012 

Note added to Part List regarding the Main Board and Tuner on section 4 Dissasembly  

 

 

/ Part Number Information. Replaced page 16.

Segment: P-2L

KDL-32EX355 RM-YD081 

KDL-40EX455 RM-YD081 

KDL-32EX355/40EX455 i

Features ........................................................................................................1
Specifications ................................................................................................1
Overall Circuit Description .............................................................................4

Main Board ...............................................................................................4
Power Supply Board .................................................................................4
IR Board ....................................................................................................4
Connector Board .......................................................................................4
Switch Unit ................................................................................................5
LCD Panel Assembly ................................................................................5

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

Block Diagram ...............................................................................................9
No Power .....................................................................................................10
Standby LED Blinking ..................................................................................12
No Video ......................................................................................................13

Table-Top Stand and Rear Cover Removal .................................................15
Chassis Assembly Removal ........................................................................16
LCD Panel Removal ....................................................................................17

Reattaching the Bezel to the LCD Panel ................................................18
Cleaning the LCD Panel .........................................................................18

Screws .........................................................................................................19
Connectors ..................................................................................................19

KDL-32EX355 Only ................................................................................19
KDL-40EX455 Only ................................................................................19

Accessories and Packaging ........................................................................20
Optional Accessories ...................................................................................20
Miscellaneous ..............................................................................................20
Remote Commander ...................................................................................20
Wire Dressing ..............................................................................................21

Overview .....................................................................................................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

Accessing Service Adjustment Mode ..........................................................24
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

Completing Service Requirements When Replacing the LCD Panel ..........30

Verifying the Panel ID Code ....................................................................30
Resetting Panel Operation Time .............................................................31