Sony KDL-40HX750 / KDL-46HX750 / KDL-46HX751 / KDL-55HX750 / KDL-55HX751 Service Manual ▷ View online
SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3F
Chassis
Segment: 3a
9-888-462-05
Self Diagnosis
Supported model
Version Date
Subject
1.0
2/2/2012
Original Manual Release Date.
2.0
2/9/2012
Added Power and Control Block Diagram. Reissue entire manual.
3.0
3/6/2012
Corrected connector on Power and Control Block Diagram. Replaced page 13, 14 and 16.
Modified Updates and Adjustments section. Replaced pages 28 and 29.
4.0
5/2/2012
Corrected part number for Support Belt Kit. Replaced page 25.
Removed BU adjustment information. (Not required for these models.) Replaced pages 27- 44.
5.0
10/3/2012
Updated Parts List on section 4 Dissasembly/Part Number Information. Replaced pages 19 - 24.
Reissue entire manual.
ORIGINAL MANUAL ISSUE DATE: 2/2012
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3F
Chassis
Segment: 3a
9-888-462-05
Self Diagnosis
Supported model
KDL-46HX750
MODEL LIST
MODEL
COMMANDER
DESTINATION
MODEL
COMMANDER
DESTINATION
9-888-462-05
KDL-40HX750 RM-YD076
LA/MX
KDL-46HX750 RM-YD073
US/CND
KDL-46HX750 RM-YD076
LA/MX
KDL-46HX751 RM-YD076
LA/MX
KDL-55HX750 RM-YD073
US/CND
KDL-55HX750 RM-YD076
LA/MX
KDL-55HX751 RM-YD073
US/CND
KDL-55HX751 RM-YD076
LA/MX
KDL-40HX750/46HX750/46HX751/55HX750/55HX751 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
TCON Board .............................................................................................6
Power Supply Board .................................................................................5
IR Board ....................................................................................................5
3D IR Emitter Board ..................................................................................6
Wireless LAN Card ...................................................................................6
Switch Unit ................................................................................................6
LCD Panel Assembly ................................................................................6
TCON Board .............................................................................................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
No Power .....................................................................................................12
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
Chassis Assembly Removal ........................................................................21
LCD Panel Assembly Removal ...................................................................22
LCD Panel Assembly 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 ...................................................................27
Software Updates for Customers ................................................................26
Software Updates for Servicers ...................................................................27
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 ............................................................................28
Selecting the Destination ........................................................................29
Selecting the Model Name ......................................................................30
Adding the Serial Number .......................................................................31
Confirming the Model ID and Product ID ................................................32
Clearing the Self Diagnosis History ........................................................34
Selecting the Destination ........................................................................29
Selecting the Model Name ......................................................................30
Adding the Serial Number .......................................................................31
Confirming the Model ID and Product ID ................................................32
Clearing the Self Diagnosis History ........................................................34