Sony KDL-32BX355 Service Training Manual Download Page 19 | Manualshive

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KDL-32BX355/40BX455/46BX455 11

SECTION 3 - FLOW CHARTS AND DIAGRAMS

BLOCK DIAGRAM

To Panel

Tuner

DDR3 x 2

NAND Flash

MT5366

CVBS

KEYPAD

IR/ LED

HDMI1

Head PHONE

/ AUDIO OUT

AMP
STA339BWTR

SPDIF OUT

VGA/HDMI AUDIO

USB

HDMI2

COCOM AUDIO

Side I/O

Side I/O

VGA

．

IF 1

UART

SIL9185ACTU

RJ45

RTL8201CP

ETHERNET

ETHERNET PHY

CXD2828

DEMOD

MAX9728

IF 2

OVERALL BLOCK DIAGRAM

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Summary of Contents for KDL-32BX355

Page 1: ...Digital Color TV AZ3TK Chassis Segment P 2F 9 883 879 01 SelfDiagnosis Supported model Version Date Subject 1 0 3 23 2012 Original Manual Release Date ORIGINAL MANUAL ISSUE DATE 3 2012 HISTORY INFORMATION FOR THE FOLLOWING MANUAL ...

Page 2: ...SERVICE TRAINING MANUAL LCD Digital Color TV AZ3TK Chassis Segment P 2F 9 883 879 01 SelfDiagnosis Supported model KDL 40BX455 ...

Page 3: ...MODEL LIST MODEL COMMANDER DESTINATION MODEL COMMANDER DESTINATION 9 883 879 01 KDL 32BX355 RM YD081 BRAZIL KDL 40BX455 RM YD081 BRAZIL KDL 46BX455 RM YD081 BRAZIL ...

Page 4: ...Panel Removal 18 Cleaning the LCD Panel 18 Connectors 19 Screws 19 Accessories and Packaging 20 Wire Dressing 21 Section 5 Updates and Adjustments 22 Overview 22 Software Updates for Customers 22 Software Updates for Servicers 22 Software Update Responsibility 23 Checking the Software Version 23 Examples of Software Correctable Symptoms 23 Accessing Service Adjustment Mode 24 Completing Service Re...

Page 5: ...d in case of live chassis SAFETY RELATED COMPONENT WARNING There are critical components used in LCD color TVs that are important for safety These components are identified with shading and mark on the schematic diagrams and the parts list It is essential that these critical parts be replaced only with the part number specified in the parts list to prevent electric shock fire or other hazard NOTE ...

Page 6: ... the risk of electric shock 2 Do not scratch or press on the panel with any sharp objects 3 Do not leave the module in high temperatures or in areas 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 or inverter circuit High ...

Page 7: ...s such as a thinner alcohol or benzine for cleaning Periodic vacuuming of the ventilation openings is recommended to ensure proper ventilation Do Not use paper towels any type of abrasive pad rags rubber or vinyl materials to clean the screen Using these materials could easily scratch the screen which may result in permanent damage Do Not use any cleaning product containing alkaline acid cleaner s...

Page 8: ...Check leakage as described in Leakage Test LEAKAGE TEST The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a return to chassis must not exceed 0 5 mA 500 microamperes Leakage current can be measured by any one of three methods 1 A commercial leakage tester Follow the manufacturers instructions provided with the tester 2 A ba...

Page 9: ...1 10 sinal 1 KHz Alto falante de 8 Ohms Nível de entrada 500 mVrms Entradas Saídas CABLE ANTENNA VIDEO IN 1 2 ÁUDIO 500 mVrms Típico Impedância 47 Kohms COMPONENT IN YP BPR Vídeo componente Y 1 0 Vp p 75 ohms não balanceado sincronizacão negativa PB 0 7 Vp p 75 ohms PR 0 7 Vp p 75 ohms Formato do sinal 480i 480p 576i 576p 720p 1080i 1080p ÁUDIO 500 mVrms Típico Impedância 47 Kohms HDMI IN 1 2 Áudi...

Page 10: ...BX455 KDL 40BX455 KDL 32BX355 Energia e outros Requisito de energia 110 220 V CA 60 Hz Consumo de energia W 9 0 1 W 5 8 1 W 7 8 1 em uso em modo de espera Menos do que 1 W Tamanho da tela cm Aprox 116 8 Aprox 101 6 Aprox 80 0 polegadasmedidas diagonalmente 2 3 e s s a l c 5 1 3 0 4 6 4 Resolucão da tela 1 920 pontos horizontal 1 080 linhas vertical 1 366 pontos horizontal 768 linhas vertical 0 0 1...

Page 11: ... Board Power Supply Board G Boards the IR Board H Board the Switch Unit and the LCD Panel Assembly which includes the TCON Board and the Inverter MT Board NOTE For connector part number information refer to Connectors on page 19 For Wire Dressing information refer to Wire Dressing on page 21 SWITCH UNIT INV A G H BOARD LAYOUT FOR KDL 32BX355 ONLY ...

Page 12: ...KDL 32BX355 40BX455 46BX455 4 SECTION 1 FEATURES AND OVERVIEW SWITCH UNIT INV A G TCON H BOARD LAYOUT FOR KDL 40BX455 ONLY SWITCH UNIT INV A G TCON H BOARD LAYOUT FOR KDL 46BX455 ONLY ...

Page 13: ...ALL CIRCUIT DESCRIPTION Overall Block Diagram on page 11 provides an overview of the AZ3TK chassis The following are descriptions of the boards and their functions MAIN BOARD Common to all models utilizing the AZ3TK chassis the Main Board contains most of the video processing circuitry along with all audio processing Control of the television is accomplished via a CPU embedded within the MT5366 pr...

Page 14: ...f voltage applied The TCON performs all the control timing charge and discharge functions driving the operation of the LCD Panel A new LCD Panel Assembly from parts will include the following items LCD Panel TCON Board Internal not available as a replacement part Inverter MT Board INVERTER MT BOARD The inverter receives the unregulated 24V from the Power Supply Board and generates the required hig...

Page 15: ...lf Loss of color Internet connectivity Certain features not working correctly photo or video file viewing SECTION 2 TROUBLESHOOTING SelfDiagnosis Supported model SELF DIAGNOSIS FUNCTION Critical voltages and circuit operations are monitored by the CPU on the Main Board If an error is detected the Self Diagnosis function in the TV will force the TV to shut down by the CPU The monitored circuit in w...

Page 16: ...ursor and select button VOLUME MUTING RM YD081 Sound Adjustment Wide Band Tuning Range Scan Self diagnosis history Status Information LVDS Spectrum 0 50 Panel Selection T315XW04_V3 SERIAL NUMBER EDIT 1322132 MODEL NAME EDIT KDL 32BX355 Set Menu Exit Service Mode 3 To access the Self diagnosis history page press until Self diagnosis history is highlighted and then press Back 002 MAIN_ POWER 001 003...

Page 17: ...ble for replacement replace it if not replace the LCD PanelAssembly In rare cases a loose or defective LVDS cable could also be the cause 6X Blink Backlight Converter System Failure If the inverter circuits fails to generate high voltage or one or more of the backlight lamps fails to light the television will shut down and display this diagnostics error Observing for the presence of backlighting i...

Page 18: ...n Distortion Isolated Area Distortion No Audio Main Board Power Supply H Inverter LCD Panel BLUE Triangle Secondary Possible defective part 5 Chart Color Code RED DOT Primary Most likely defective part Backlight Does NOT Turn ON before TV Shuts Off Secondary Component Video Protection Modes 4 Follow the associated flowcharts in the Training Manual to isolate the board Board TV Immediate Shuts Off ...

Page 19: ...el Tuner DDR3 x 2 NAND Flash MT5366 CVBS KEYPAD IR LED HDMI1 Head PHONE AUDIO OUT AMP STA339BWTR SPDIF OUT VGA HDMI AUDIO USB HDMI2 COMPONENT COMPOSITE AUDIO Side I O Side I O VGA IF 1 UART SIL9185ACTU RJ45 RTL8201CP ETHERNET ETHERNET PHY CXD2828 DEMOD MAX9728 IF 2 OVERALL BLOCK DIAGRAM ...

Page 20: ...ing No Yes No See Protection Shutdown flowchart Yes Does red standby LED on front panel light Press power button while monitoring pin 3 of CN6401 on power supply board High 3 3V on pin 3 Yes No Main Board Power Supply Board High 3 3V on pin 2 Yes No Power Supply Board Power Supply Board NO POWER FLOWCHART ...

Page 21: ...tion on page 16 STANDBY LED BLINKING Protect Shutdown Standby LED Blinking No Yes No Yes 2X 3X 5X No Yes LCD Panel 6X Yes 7X No Immediately After a While Check room temperature and ventilation around unit Power Supply Board Main Board SONY logo appears before shutdown Yes No LCD Panel Power Supply Board Main Board PROTECTION SHUTDOWN FLOWCHART ...

Page 22: ...nector at TCON while unit is running This may need to be done more than once Any flashes seen on screen Yes No Any OSD graphics present No Main Board No Inverter Board or LCD Panel Yes Yes Main Board LCD Panel NO VIDEO FLOWCHART For Part Number information Refer to Section 4 Disassembly Part Number Information on page 16 ...

Page 23: ...oper of missing colors Yes Main Board No Vertical lines or bars No Yes Lines move when wide mode changed Yes No LCD Panel Main Board LCD Panel Any single or isolated vertical lines Yes LCD Panel More than 1 vertical band No Yes LCD Panel VIDEO DISTORTION FLOWCHART For Part Number information Refer to Section 4 Disassembly Part Number Information on page 16 ...

Page 24: ...over 15 from KDL 32BX355 Only 17 from KDL 40BX455 Only 19 from KDL 46BX455 Only CAUTION Do not damage the Power Board Connector and AC Power Cord when removing the Rear Cover REF NO PART NO DESCRIPTION ASSEMBLY INCLUDES REF NO PART NO DESCRIPTION ASSEMBLY INCLUDES 1 4 423 357 01 REAR COVER 32APOT 2 KDL 32BX355 ONLY 1 4 423 358 01 REAR COVER 40APOT 2 KDL 40BX455 ONLY 1 4 423 359 01 REAR COVER 46APO...

Page 25: ... connector then tilt Switch Unit left and lift up REF NO PART NO DESCRIPTION ASSEMBLY INCLUDES REF NO PART NO DESCRIPTION ASSEMBLY INCLUDES 51 4 410 249 01 COVER SIDE IO APOT 52 1 895 178 11 A BOARD COMPLETE KDL 32BX355 ONLY AFTER REPLACING THE MAIN BOARD YOU MUST UPDATE THE SOFTWARE TO THE LATEST VERSION 52 1 895 178 21 A BOARD COMPLETE KDL 40BX455 ONLY AFTER REPLACING THE MAIN BOARD YOU MUST UPD...

Page 26: ...rd Brackets C Remove screws from Upper Frame D Remove screws from Left and Right Frames E Remove screws from Bottom Frame F Remove screws from Lower Frame G Remove screws from LCD Panel to detach from Bezel then carefully lift up LCD Panel CLEANING THE LCD PANEL CAUTION When cleaning the TV be sure to unplug the power cord to avoid any chance of electric shock Clean the cabinet of the TV with a dr...

Page 27: ...KDL 40BX455 ONLY 154 1 910 106 13 CONNECTOR ASSEMBLY 46 12P MB H KEY KDL 46BX455 ONLY 155 1 910 106 07 CONNECTOR ASSEMBLY 32 14P PSU INV KDL 32BX355 ONLY 155 1 910 106 11 CONNECTOR ASSEMBLY 40 14P PSU INV KDL 40BX455 ONLY 155 1 910 106 15 CONNECTOR ASSEMBLY 46 14P PSU INV KDL 46BX455 ONLY CONNECTORS SCREWS 152 151 154 155 153 P N DESCRIPTION REMARKS TOTAL 2 580 608 01 SCREW PSW M5X16 TABLE TOP STA...

Page 28: ...IES AND PACKAGING PART NO DESCRIPTION X 2584 211 1 BAG ASSEMBLY SCREW 1 756 988 21 BATTERY MANGANESE R6 4 415 639 42 GUIDE QUICK SET UP 4 415 637 42 MANUAL INSTRUCTION 4 416 690 42 SUPPLEMENT STAND INSTALLATION REMOTE COMMANDER PART NO DESCRIPTION 1 489 991 11 REMOTE COMMANDER RM YD081 ...

Page 29: ...KDL 32BX355 40BX455 46BX455 21 SECTION 4 DISASSEMBLY PART NUMBER INFORMATION WIRE DRESSING WIRE DRESSING FOR KDL 32BX355 ONLY WIRE DRESSING FOR KDL 40BX455 ONLY WIRE DRESSING FOR KDL 46BX455 ONLY ...

Page 30: ...er level Software updates can be performed by Customer Manual Downloads Software updates can be performed by the customer by placing it on a USB device to be loaded onto the TV The instructions for downloading the software file vary from chassis to chassis and sometimes from model to model The customer is provided with the instructions to properly format the USB device unzip the file and the proce...

Page 31: ...contacto con Sony Sitio Web de soporte técnico Teléfono de contacto en Brasil Número de serie Versión del software Región capital y metropolitana Otras regiones www sony co br contato Sitio Web de soporte técnico www sony AR CONTACTANOS Teléfono de contacto en Argentina 011 6770 7669 4003 SONY 7669 0800 880 SONY 7669 Tengo la siguiente información a mano Please refer to the rear of this TV SONY_Ta...

Page 32: ... Onscreen cursor and select button VOLUME MUTING RM YD081 Sound Adjustment Wide Band Tuning Range Scan Self diagnosis history Status Information LVDS Spectrum 0 50 Panel Selection T315XW04_V3 SERIAL NUMBER EDIT 1322132 MODEL NAME EDIT KDL 32BX355 Set Menu Exit Service Mode SAMPLE SERVICE MODE MENU COMPLETING SERVICE REQUIREMENTS WHEN REPLACING THE MAIN BOARD The following must be performed after r...

Page 33: ...e latest software is not installed update the software and then proceed to Adding the Serial Number ADDING THE SERIAL NUMBER Verify before proceeding to the next step Verified Status Information 1 TV must be in Standby mode Power On 2 Press the following buttons on the Remote Commander within a second of each other MUTING MUTING Volume Sound Adjustment Wide Band Tuning Range Scan Self diagnosis hi...

Page 34: ...L NUMBER EDIT 1322132 MODEL NAME EDIT K D L 3 2 B X 3 5 5 Set Menu Exit Service Mode 8 Using the Remote Commander enter the correct Model Name 9 To save the change press 10 To exit the Self Check press MENU COMPLETING SERVICE REQUIREMENTS WHEN REPLACING THE LCD PANEL The following must be performed after replacing the LCD Panel NOTE The TCON Board is internal and cannot be replaced Viewing the Sta...

Page 35: ... update the software and then proceed to Changing the LVDS Spectrum CHANGING THE LVDS SPECTRUM Verify before proceeding to the next step Verified Status Information 6 Press until LVDS Spectrum is selected Sound Adjustment Wide Band Tuning Range Scan Self diagnosis history Status Information LVDS Spectrum 0 50 Panel Selection T315XW04_V3 SERIAL NUMBER EDIT 1322132 MODEL NAME EDIT KDL 32BX355 Set Me...

Page 36: ...0 50 Panel Selection T315XW04_V3 SERIAL NUMBER EDIT 1322132 MODEL NAME EDIT KDL 32BX355 Set Menu Exit Service Mode 3 To access the Sound Adjustment page press If the Back Sound Mode Standard EQ 120Hz 1 1dB EQ 2000Hz 1 0dB EQ 500Hz 0 9dB EQ 1 2KHz 0 8dB EQ 3KHz 0 9dB EQ 7 5KHz 1 0dB EQ 12KHz 1 1dB Bass Offset Treble Offset Set Menu Exit Service Mode Sound Adjust 4 Press until the Sound Mode you wan...

Page 37: ...hanges press until the Back is selected then press 5 Proceed to Range Scan Adjustments RANGE SCAN ADJUSTMENTS 1 Press until Range Scan is selected then press Scan with a range of channels Cable 0 Back Range Mode Analog Digital From Channel 1 To Channel 135 Set Menu Exit Service Mode Range Scan 2 Press until the Wide Band option you want to change is selected 3 To change the Range Mode press or to ...

Page 38: ...y Technology Center Technical Services Service Publication Department 9 883 879 01 English 2012CJ74WEB 1 Printed in USA 2012 3 is a trademark of Sony Electronics Reproduction in whole or part without written permission is prohibited All rights reserved ...

Page 39: ... manual shall be utilized for replacement and or repair 3 Disassembly decryption or reverse engineering component s is strictly prohibited 4 Any board in which the Servicer replaces an encryption key component must be placed back into the set it orignally came from and the replaced defective component MUST BE DESTROYED Boards cannot be swapped 5 If a Circuit Board identified with a red outline and...

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