Read Sony KDL-32HX755 / KDL-40HX755 / KDL-46HX755 / KDL-55HX755 Service Manual online
SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3G
Chassis
Segment: 3a
9-883-880-02
Self Diagnosis
Supported model
Version Date
Subject
1.0
4/19/2012
Original Manual Release Date
2.0
5/1/2012
Removed BU adjustment information. (Not required for these models.) Replaced pages 26-42.
ORIGINAL MANUAL ISSUE DATE: 4/2012
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3G
Chassis
Segment: 3a
9-883-880-02
Self Diagnosis
Supported model
KDL-40HX755
MODEL LIST
MODEL
COMMANDER
DESTINATION
MODEL
COMMANDER
DESTINATION
9-883-880-02
KDL-32HX755 RM-YD078
BRAZIL
KDL-40HX755 RM-YD078
BRAZIL
KDL-46HX755 RM-YD078
BRAZIL
KDL-55HX755 RM-YD078
BRAZIL
KDL-32HX755/40HX755/46HX755/55HX755 i
TABLE OF CONTENTS
Cautions and Warnings ..................................................................................iii
Section 1 - Features and Overview ................................................................1
Features ........................................................................................................1
Specifications ................................................................................................1
Specifications ................................................................................................1
Checking the Accessories .........................................................................2
Chassis Overview ..........................................................................................3
Overall Circuit Description .............................................................................5
Overall Circuit Description .............................................................................5
Main Board ...............................................................................................5
Power Supply Board .................................................................................5
IR Board ....................................................................................................5
3D IR Emitter Board ..................................................................................6
Wireless LAN Card ...................................................................................6
Switch Unit ................................................................................................6
LCD Panel Assembly ................................................................................6
Power Supply Board .................................................................................5
IR Board ....................................................................................................5
3D IR Emitter Board ..................................................................................6
Wireless LAN Card ...................................................................................6
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 .................................................................................................10
Section 3 - Flow Charts and Diagrams ........................................................11
Block Diagram ............................................................................................. 11
No Power ................................................................................................12
Standby LED Blinking .............................................................................14
No Picture ...............................................................................................15
No 3D Viewing ........................................................................................17
Standby LED Blinking .............................................................................14
No Picture ...............................................................................................15
No 3D Viewing ........................................................................................17
Section 4 - Disassembly/Part Number Information ....................................18
Table-Top Stand Removal ...........................................................................18
Rear Cover Removal ...................................................................................19
Handling the LVDS FFC Connector .............................................................20
Rear Cover Removal ...................................................................................19
Handling the LVDS FFC Connector .............................................................20
Disconnecting the LVDS FFC Connector ...............................................20
Connecting the LVDS FFC Connector ....................................................20
Connecting the LVDS FFC Connector ....................................................20
Main Board (BAPS) and Power Supply Board (GL2/GL6/GL7) Removal ...21
Panel Brackets and LCD Panel Removal ....................................................22
Panel Brackets and LCD Panel Removal ....................................................22
Cleaning the LCD Panel .........................................................................22
Connectors ..................................................................................................23
Screws .........................................................................................................23
Accessories and Packaging ........................................................................24
Miscellaneous ..............................................................................................24
Optional Accessories ...................................................................................24
Wire Dressing ..............................................................................................25
Screws .........................................................................................................23
Accessories and Packaging ........................................................................24
Miscellaneous ..............................................................................................24
Optional Accessories ...................................................................................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
Checking the Software Version ...............................................................27
Completing Service Requirements
When Replacing the Main Board .................................................................27
Updating the Software ............................................................................27
Selecting the Segment Code ..................................................................28
Selecting the Destination ........................................................................30
Selecting the Model Name ......................................................................30
Adding the Serial Number .......................................................................31
Confirming the Model ID and Product ID ................................................33
Clearing the Self Diagnosis Self Check Information ...............................34
Selecting the Segment Code ..................................................................28
Selecting the Destination ........................................................................30
Selecting the Model Name ......................................................................30
Adding the Serial Number .......................................................................31
Confirming the Model ID and Product ID ................................................33
Clearing the Self Diagnosis Self Check Information ...............................34
