Sony KDL-22BX32 Service Manual Download Page 31

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KDL-22BX325/32BX325/32BX326/32BX425/40BX425

Sony Corporation

Sony Technology Center

Technical Services

Service Publications Department

9-883-856-01

English

2011AJ74WEB-1

Printed in USA

is a trademark of Sony Electronics

Summary of Contents for KDL-22BX32

Page 1: ... LCD Digital Color TV AZ2 TK Chassis 9 883 856 01 Version Date Subject 1 0 1 13 2011 No revisions or updates are applicable at this time ORIGINAL MANUAL ISSUE DATE 1 2011 HISTORY INFORMATION FOR THE FOLLOWING MANUAL ...

Page 2: ...SERVICE MANUAL LCD Digital Color TV AZ2 TK Chassis 9 883 856 01 SelfDiagnosis Supportedmodel ...

Page 3: ...TION KDL 22BX325 RM YD066 CHILE KDL 22BX325 RM YD066 VENEZUELA KDL 32BX325 RM YD066 CHILE KDL 32BX325 RM YD066 VENEZUELA KDL 32BX326 RM YD066 CHILE KDL 32BX326 RM YD066 VENEZUELA KDL 32BX425 RM YD066 CHILE KDL 40BX425 RM YD066 CHILE KDL 40BX425 RM YD066 VENEZUELA ...

Page 4: ...peakers Removal 12 1 2 1 KDL 22BX325 Only 12 1 2 2 KDL 32BX325 32BX326 32BX425 40BX425 Only 13 1 3 A Board LIPS22 GT32 GT40 Power Board and LCD Panel Removal 14 1 3 1 KDL 22BX325 Only 14 1 3 2 KDL 32BX325 32BX326 32BX425 Only 15 1 3 3 KDL 40BX425 Only 16 1 4 Cleaning the LCD Panel Assembly 17 1 5 Screw Legend 17 1 6 Connectors 17 1 6 1 KDL 22BX325 Only 17 1 6 2 KDL 32BX325 32BX326 32BX425 40BX425 ...

Page 5: ...1 KDL 22BX325 Only 19 1 10 2 KDL 32BX325 32BX326 Only 20 1 10 3 KDL 32BX425 Only 21 1 10 4 KDL 40BX425 Only 22 SEC 2 Service Adjustments 23 SEC 3 Diagrams 24 3 1 Circuit Boards Location 24 3 1 1 KDL 22BX325 Only 24 3 1 2 KDL 32BX325 32BX326 32BX425 40BX425 Only 24 3 2 Block Diagram 25 ...

Page 6: ...ice to avoid possible shock hazard because of live chassis The chassis of this receiver is directly connected to the AC power line SAFETY RELATED COMPONENT WARNING Components identified by shading and mark on the exploded views are critical for safe operation Replace all components with Sony parts whose part numbers appear as shown in this manual or in supplements published by Sony It is essential...

Page 7: ... of high humidity for an extended period of time 4 Do not expose the LCD panel to direct sunlight 5 Avoid contact with water It may cause a short circuit within the module 6 Disconnect the AC power when replacing the backlight CCFL or inverter circuit SAFETY RELATED WARNING High voltage occurs at the inverter circuit at 650Vrms 7 Always clean the LCD panel with a soft cloth material 8 Use care whe...

Page 8: ...certain that you have replaced all the insulators 4 Look for unauthorized replacement parts particularly transistors that were installed during a previous repair Point them out to the customer and recommend their replacement 5 Look for parts which though functioning show obvious signs of deterioration Point them out to the customer and recommend their replacement 6 Check the line cords for cracks ...

Page 9: ...cale The Simpson s 250 and Sanwa SH 63TRD are examples of passive VOMs that are suitable Nearly all battery operated digital multimeters that have a 2 VAC range are suitable see Figure A HOW TO FIND A GOOD EARTH GROUND A cold water pipe is a guaranteed earth ground the cover plate retaining screw on most AC outlet boxes is also at earth ground If the retaining screw is to be used as your earth gro...

Page 10: ...he problem If there is more than one error the LED will identify the first of the problem areas Result for all of the following diagnostic items are displayed on screen If the screen displays a 0 no error has occurred SelfDiagnosis Supported model Number of times Standby LED blinks Diagnostic Item Possible Causes Possible Location NA RGB_SEN RGB Sensor ACK Error NA 2 MAIN_POWER Main Power Over Vol...

Page 11: ...32BX325 32BX326 32BX425 40BX425 6 SELF DIAGNOSIS FUNCTIONS STANDBY LED FLASH COUNT Elem IR Infrared Receiver Picture Off Timer LED Standby LED Power LED 2 times 5 times LED ON 0 3 sec LED OFF 0 3 sec LED OFF 3 sec ...

Page 12: ...off 2 Press the following buttons on the Remote Commander within a second of each other DISPLAY Channel 5 Volume POWER NOTE This differs from accessing Service Adjustments Mode Volume Back 002 MAIN_POWE 001 001 indicates an error was detected 003 AUD_PORT 000 000 indicates no error was detected 003 DC_ALERT 000 004 BALANCER 000 005 TCON_ERR 000 005 HFR_ERR 000 005 P_ID_ERR 000 005 PANEL_POWE 000 0...

Page 13: ...ve completed the repairs to be sure you have cleared the result display to 0 1 To clear the Error history and Error count Press the Channel 8 Channel 0 2 To clear the Panel operation time Press the Channel 7 Channel 0 EXITING THE SELF CHECK DIAGNOSTIC SCREEN 1 To exit the Self Diagnostic screen turn off the power to the TV by pressing the POWER button on the remote or the POWER button on the TV SE...

Page 14: ... Entrada de PC consulte la página 47 AUDIO OUT 500 mVrm típico DIGITAL AUDIO OUT OPTICAL Salida de audio óptica digital PCM Dolby Digital PC IN Subminiatura D de 15 contactos RGB analógico 0 7 Vp p 75 ohm positiva Consulte la tabla de referencia de la señal de entrada de laPC para PC y HDMI IN en la página 47 PC HDMI IN 1 AUDIO INPUT Minitoma estéreo 500 mVrm Típico Impedancia 47 kilohm Informació...

Page 15: ...de soporte 1 Soporte de sobremesa 1 juego común para todos los modelos modelos individuales Tornillos 7 Accesorios opcionales Cables de conexión Kit de correa de soporte Soporte de montaje mural SU WL100 sólo KDL 22BX325 SU WL500 excepto KDL 22BX325 Nombre del modelo KDL 40BX425 32BX425 Corriente y otras especificaciones Requisitos de alimentación 110 240 V ca 50 60 Hz Consumo energético 177 W 122...

Page 16: ...ee Appendix A Encryption Key Components in the back of this manual SEC 1 DISASSEMBLY PART NUMBER INFORMATION 1 1 TABLE TOP STAND ASSEMBLY REMOVAL REF NO PART NO DESCRIPTION ASSEMBLY INCLUDES REF NO PART NO DESCRIPTION ASSEMBLY INCLUDES 1 X 2580 960 1 BASE S3B ASSEMBLY KDL 22BX325 ONLY 1 X 2580 961 1 BASE M3B ASSEMBLY KDL 32BX325 32BX425 ONLY 1 X 2546 085 2 BASE M5B ASSEMBLY KDL 32BX326 ONLY 1 X 25...

Page 17: ... GT22 54 1 858 604 11 LOUD SPEAKER 3 5X10CM 55 1 857 925 11 H1 BOARD MOUNTED 56 4 264 270 01 KEY PAD GT 57 4 264 271 01 COVER KEY GT 58 1 857 926 11 H2 BOARD MOUNTED 1 2 REAR COVER AND SPEAKERS REMOVAL 1 2 1 KDL 22BX325 ONLY A Remove 4 screws from Rear Cover B Remove 1 screw from Side Jack position C Remove 1 screw from Terminal Area position D Lift up Rear Cover to detach from Bezel E Slide out 2...

Page 18: ...T KDL 22BX325 105 1 857 925 11 H1 BOARD MOUNTED 106 4 264 270 01 KEY PAD GT 107 4 264 271 01 COVER KEY GT 108 1 857 926 11 H2 BOARD MOUNTED A Remove 11 screws from Rear Cover B Remove 1 screw from Side Jack position C Remove 1 screw from Terminal Area position D Lift up Rear Cover to detach from Bezel E Lift up AC Power Cord and disconnect 1 connector from GT32 GT40 Board to detach from Under Cove...

Page 19: ...4 screws and disconnect 6 connectors from LIPS22 Power Board to detach from Main Frame D Remove 2 screws from Main Bracket to detach from Bezel E Remove 4 screws from Main Frame to detach from LCD Panel F Remove 2 screws from Main Frame to detach from Bezel G Carefully Lift up LCD Panel to remove from Bezel 151 4 276 523 01 BEZEL GT22 152 NA LCD PANEL FOR ALL LCD PANEL PART NUMBER INFORMATION REFE...

Page 20: ...l and Bezel H Remove 4 screws from Bottom Bracket to detach from LCD Panel I Remove 2 screws from LCD Panel to detach from Bezel J Carefully Lift up LCD Panel to remove from Bezel B G A E I J C D F H 201 4 276 524 01 BEZEL GT32 202 NA LCD PANEL FOR ALL LCD PANEL PART NUMBER INFORMATION REFER TO THE LCD PANELS SERVICE MANUAL 203 4 264 268 01 COVER IO JACK 204 1 857 922 11 A BOARD COMPLETE KDL 32BX3...

Page 21: ...the software are included with the software package on the Sony Electronics Service Information website 256 4 264 285 01 BRACKET VESA R 40 257 4 264 286 01 BRACKET VESA R 40 C B A D G H I K F E J 254 255 253 257 Bottom Frame 252 256 Main Bracket Panel Fix Bracket 251 A Remove 6 screws and disconnect 3 connectors from GT40 Power Board to detach from LCD Panel B Remove 4 screws and disconnect 4 conn...

Page 22: ...loth Stubborn stains may be removed with a cloth slightly moistened with a solution of mild soap and warm water If using a chemically pretreated cloth please follow the instruction provided on the package Never use strong solvents such as a thinner alcohol or benzine for cleaning Periodic vacuuming of the ventilation openings is recommended to ensure the proper ventilation SP SP A LIPS22 H1 SWITCH...

Page 23: ...NSTRUCTION 4 275 368 11 SUPPLEMENT STAND INSTALLATION 1 8 MISCELLANEOUS 6 717 145 01 IC H5TQ1G63BFR H9CR C 6 717 160 01 IC HY27UF082G2B TPCB 7 685 648 79 SCREW BVTP 3X12 TYPE2 IT 3 KDL 32BX326 ONLY X 2348 140 3 SUPPORT BELT KIT 4 276 516 01 TAPE AL BOTTOM 4 276 515 01 TAPE AL SIDE 4 276 517 01 THERMAL PAD 22 KDL 22BX325 ONLY 4 276 518 01 THERMAL PAD 32 KDL 32BX325 BX326 32BX425 ONLY 4 276 519 01 T...

Page 24: ...KDL 22BX325 32BX325 32BX326 32BX425 40BX425 19 DISASSEMBLY PART NUMBER INFORMATION 1 10 WIRE DRESSING DIAGRAMS 1 10 1 KDL 22BX325 ONLY ...

Page 25: ...KDL 22BX325 32BX325 32BX326 32BX425 40BX425 20 DISASSEMBLY PART NUMBER INFORMATION 1 10 2 KDL 32BX325 32BX326 ONLY ...

Page 26: ...KDL 22BX325 32BX325 32BX326 32BX425 40BX425 21 DISASSEMBLY PART NUMBER INFORMATION 1 10 3 KDL 32BX425 ONLY ...

Page 27: ...KDL 22BX325 32BX325 32BX326 32BX425 40BX425 22 DISASSEMBLY PART NUMBER INFORMATION 1 10 4 KDL 40BX425 ONLY ...

Page 28: ...KDL 22BX325 32BX325 32BX326 32BX425 40BX425 23 SEC 2 SERVICE ADJUSTMENTS SERVICE ADJUSTMENT INFORMATION IS NOT AVAILABLE AT THIS TIME IT WILL BE INCLUDED IN THE 1ST REVISION ...

Page 29: ...25 24 SEC 3 DIAGRAMS 3 1 CIRCUIT BOARDS LOCATION 3 1 1 KDL 22BX325 ONLY 3 1 2 KDL 32BX325 32BX326 32BX425 40BX425 ONLY LIPS22 KDL 22BX325 ONLY H2 SWITCH UNIT H1 A GT32 KDL 32BX325 32BX326 32BX425 ONLY GT40 KDL 40BX425 ONLY H2 SWITCH UNIT H1 A ...

Page 30: ...KDL 22BX325 32BX325 32BX326 32BX425 40BX425 25 DIAGRAMS 3 2 BLOCK DIAGRAM BLOCK DIAGRAM IS NOT AVAILABLE AT THIS TIME IT WILL BE INCLUDED IN THE 1ST REVISION ...

Page 31: ...tion Sony Technology Center Technical Services Service Publications Department 9 883 856 01 English 2011AJ74WEB 1 Printed in USA 2011 1 is a trademark of Sony Electronics Reproduction in whole or part without written permission is prohibited All rights reserved ...

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