Read Sony KDL-22EX355 / KDL-32EX355 / KDL-40EX455 Service Manual online
SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3TK
Chassis
Segment: P-2L
9-883-896-01
Self Diagnosis
Supported model
Version Date
Subject
1.0
7/13/2012
Original Manual Release Date
ORIGINAL MANUAL ISSUE DATE: 7/2012
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3TK
Chassis
Segment: P-2L
9-883-896-01
Self Diagnosis
Supported model
KDL-40EX455
MODEL LIST
MODEL
COMMANDER
DESTINATION
MODEL
COMMANDER
DESTINATION
9-883-896-01
KDL-22EX355 RM-YD081
BRAZIL
KDL-32EX355 RM-YD081
BRAZIL
KDL-40EX455 RM-YD081
BRAZIL
KDL-22EX355/32EX355/40EX455 i
TABLE OF CONTENTS
Cautions and Warnings ...................................................................................ii
Section 1 - Features and Overview ................................................................1
Features ........................................................................................................1
Specifications ................................................................................................1
Chassis Overview ..........................................................................................3
Overall Circuit Description .............................................................................5
Specifications ................................................................................................1
Chassis Overview ..........................................................................................3
Overall Circuit Description .............................................................................5
Main Board ...............................................................................................5
Power Supply Board .................................................................................5
IR Board ....................................................................................................5
Connector Board .......................................................................................5
Switch Unit ................................................................................................6
LCD Panel Assembly ................................................................................6
Power Supply Board .................................................................................5
IR Board ....................................................................................................5
Connector Board .......................................................................................5
Switch Unit ................................................................................................6
LCD Panel Assembly ................................................................................6
Section 2 - Troubleshooting ...........................................................................7
Overview .......................................................................................................7
Updating the Software ..............................................................................7
Self Diagnosis Function .................................................................................7
Standby LED Blink Count .........................................................................7
Viewing the Self Check Diagnosis History ................................................8
Viewing the Self Check Diagnosis History ................................................8
Triage Chart ...................................................................................................9
Section 3 - Flow Charts and Diagrams ........................................................10
Block Diagram .............................................................................................10
No Power ..................................................................................................... 11
Standby LED Blinking ..................................................................................13
No Video ......................................................................................................14
No Power ..................................................................................................... 11
Standby LED Blinking ..................................................................................13
No Video ......................................................................................................14
Section 4 - Disassembly/Part Number Information ....................................16
Table-Top Stand and Rear Cover Removal .................................................16
Main Board (A) and Power Supply Board (G22/G32/G40) Removal ..........17
Main Board (A) and Power Supply Board (G22/G32/G40) Removal ..........17
KDL-22EX355 Only ................................................................................17
KDL-32EX355/40EX455 Only .................................................................18
KDL-32EX355/40EX455 Only .................................................................18
LCD Panel Removal ....................................................................................19
KDL-22EX355 Only ................................................................................19
KDL-32EX355/40EX455 Only .................................................................20
Reattaching the Bezel to the LCD Panel ................................................21
Cleaning the LCD Panel .........................................................................21
KDL-32EX355/40EX455 Only .................................................................20
Reattaching the Bezel to the LCD Panel ................................................21
Cleaning the LCD Panel .........................................................................21
Connectors ..................................................................................................22
KDL-22EX355 Only ................................................................................22
KDL-32EX355 Only ................................................................................22
KDL-40EX355 Only ...............................................................................23
KDL-32EX355 Only ................................................................................22
KDL-40EX355 Only ...............................................................................23
Screws .........................................................................................................23
Accessories and Packaging ........................................................................24
Optional Accessories ...................................................................................24
Miscellaneous ..............................................................................................24
Wire Dressing ..............................................................................................25
Accessories and Packaging ........................................................................24
Optional Accessories ...................................................................................24
Miscellaneous ..............................................................................................24
Wire Dressing ..............................................................................................25
Section 5 - Updates and Adjustments .........................................................26
Overview .....................................................................................................26
Software Updates for Customers ................................................................26
Software Updates for Servicers ...................................................................26
Software Updates for Customers ................................................................26
Software Updates for Servicers ...................................................................26
Software Update Responsibility ..............................................................27
Checking the Software Version ...............................................................27
Examples of Software Correctable Symptoms .......................................27
Checking the Software Version ...............................................................27
Examples of Software Correctable Symptoms .......................................27
Overview .....................................................................................................28
Updating the Software .................................................................................28
Accessing Service Adjustment Mode ..........................................................28
Completing Service Requirements When Replacing the Main Board .........29
Updating the Software .................................................................................28
Accessing Service Adjustment Mode ..........................................................28
Completing Service Requirements When Replacing the Main Board .........29
Viewing the Status Information ...............................................................29
Selecting the Panel ID Code ...................................................................30
Adding the Serial Number .......................................................................31
Adding the Model Name .........................................................................32
Selecting the Panel ID Code ...................................................................30
Adding the Serial Number .......................................................................31
Adding the Model Name .........................................................................32