Read Sony KDL-46HX855 / KDL-55HX855 (serv.man2) Service Manual online
KDL-46HX855/55HX855 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 .............................................................................4
Overall Circuit Description .............................................................................4
Main Board ...............................................................................................4
Power Supply Board .................................................................................4
IR Board ....................................................................................................4
3D IR Emitter Board ..................................................................................5
Wireless LAN Card ...................................................................................5
Switch Unit ................................................................................................5
LCD Panel Assembly ................................................................................5
Power Supply Board .................................................................................4
IR Board ....................................................................................................4
3D IR Emitter Board ..................................................................................5
Wireless LAN Card ...................................................................................5
Switch Unit ................................................................................................5
LCD Panel Assembly ................................................................................5
Section 2 - Troubleshooting ...........................................................................6
Overview .......................................................................................................6
Updating the Software ..............................................................................6
Self Diagnosis Function .................................................................................6
Standby LED Blink Count .........................................................................6
Viewing the Self Check Diagnosis History ................................................7
Viewing the Self Check Diagnosis History ................................................7
Triage Chart ...................................................................................................9
Section 3 - Flow Charts and Diagrams ........................................................10
Block Diagram .............................................................................................10
No Power ................................................................................................ 11
Standby LED Blinking .............................................................................13
No Picture ...............................................................................................14
No 3D Viewing ........................................................................................16
Standby LED Blinking .............................................................................13
No Picture ...............................................................................................14
No 3D Viewing ........................................................................................16
Section 4 - Disassembly/Part Number Information ....................................17
Table-Top Stand Removal ...........................................................................17
Rear Cover Removal ...................................................................................18
Rear Cover Removal ...................................................................................18
Rear Cover Caution ................................................................................18
Reattaching the Rear Cover ...................................................................19
Reattaching the Rear Cover ...................................................................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 (G6/G7) Removal ...............21
LCD Panel Assembly Removal ...................................................................22
LCD Panel Assembly Removal ...................................................................22
LCD Panel Assembly Handling Instructions ...........................................22
LCD Panel Clips and Frame Removal ....................................................23
Cleaning the LCD Panel .........................................................................23
LCD Panel Clips and Frame Removal ....................................................23
Cleaning the LCD Panel .........................................................................23
Connectors ..................................................................................................24
Screws .........................................................................................................24
Accessories and Packaging ........................................................................25
Miscellaneous ..............................................................................................25
Optional Accessories ...................................................................................25
Remote Commander ...................................................................................25
Wire Dressing ..............................................................................................26
Screws .........................................................................................................24
Accessories and Packaging ........................................................................25
Miscellaneous ..............................................................................................25
Optional Accessories ...................................................................................25
Remote Commander ...................................................................................25
Wire Dressing ..............................................................................................26
Section 5 - Updates and Adjustments .........................................................27
Overview .....................................................................................................27
Software Updates for Customers ................................................................27
Software Updates for Servicers ...................................................................27
Software Updates for Customers ................................................................27
Software Updates for Servicers ...................................................................27
Software Update Responsibility ..............................................................28
Checking the Software Version ...............................................................28
Checking the Software Version ...............................................................28
Completing Service Requirements
When Replacing the Main Board .................................................................28
Updating the Software ............................................................................28
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