Sony KDL-70W830B Repair Manual

Sony KDL-70W830B Repair Manual

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Self Diagnosis
Supported model
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
REPAIR MANUAL
RB2G
Chassis
Segment: HE
MODEL
COMMANDER
DESTINATION
KDL-70W830B
RM-YD102
US/CND
KDL-70W830B
Version
Date
Subject
1.0
02/07/2014
Original Manual Release Date.
LCD Digital Color TV
9-883-574-01

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Table of Contents
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Summary of Contents for Sony KDL-70W830B

  • Page 1 Self Diagnosis Supported model HISTORY INFORMATION FOR THE FOLLOWING MANUAL: REPAIR MANUAL RB2G Chassis Segment: HE MODEL COMMANDER DESTINATION KDL-70W830B RM-YD102 US/CND KDL-70W830B Version Date Subject 02/07/2014 Original Manual Release Date. LCD Digital Color TV 9-883-574-01...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS Cautions and Warnings ...................ii Section 4 - Exploded View/Part Number Information .........19 Table Top Stand ...................19 Section 1 - Specifications and Layouts ............1 KDL-70W830B ....................20 Specifications ....................1 Smart Core Block ..................23 Checking the Accessories..................1 Board Layout ....................2 Connectors ....................24...
  • Page 3: Cautions And Warnings

    Ne les remplacer que par des composants Sony dont le numero de piece est indique dans le present manuel ou dans des supplements publies par Sony. Les reglages NOTE: Do not modify the original design without obtaining written permission de circuit dont l’importance est critique pour la securite du fonctionnement...
  • Page 4: Leakage Test

    0.5 mA (500 microamperes). Leakage current can be measured by any one of three methods. A commercial leakage tester. Follow the manufacturers’ instructions provided with the tester. A battery-operated AC milliammeter. Figure B. Checking for earth ground. KDL-70W830B...
  • Page 5: Section 1 - Specifications And Layouts

    SECTION 1 - SPECIFICATIONS AND LAYOUTS SPECIFICATIONS System Model name KDL-70W830B Television system NTSC: American TV standard ATSC (8VSB terrestrial): ATSC compliant 8VSB Power and others QAM on cable: ANSI/SCTE 07 2000 (Does not include CableCARD functionality) Power requirement 110-220V CA, 50, 60Hz...
  • Page 6: Board Layout

    SECTION 1 - SPECIFICATIONS AND LAYOUTS BOARD LAYOUT KDL-70W830B SMART CORE BLOCK WIRELESS LAN CARD LD BOARD TUNER BOARD MAIN BOARD BT MODULE (BAX BOARD) (TUS BOARD) HSC2 BOARD TCON POWER BOARD (G2B BOARD) SWITCH UNIT SMART CORE KDL-70W830B...
  • Page 7: Wire Dressing

    SECTION 1 - SPECIFICATIONS AND LAYOUTS WIRE DRESSING KDL-70W830B SMART CORE BLOCK KDL-70W830B...
  • Page 8: Section 2 - Troubleshooting

    Total operation time by hour (MAX:65535) Total operation time by hour (MAX:65535) *Format of Error History = YYMMDDhhmmss example 120123132522= Jan 23, 2012 13:25:22 (1:25:22PM) NOTE: date and time must be set for this to work SAMPLE SELF CHECK DIAGNOSIS PAGE KDL-70W830B...
  • Page 9: Triage Chart

    *NOTE: REFER TO LCD PANELS SERVICE MANUAL IN REFERENCE LIBRARY DATABASE FOR CORRECT REPLACEMENT PARTS BASED ON SERIAL NUMBER. To access the most recent version of the Triage documents for the models listed in this manual, login into the Sony Authorized Service Portal at http://www.sony.com/asp.
  • Page 10: Flowcharts And Diagrams

    LCD PANEL HEADPHONES CAMERA LVDS TCON TUNER BOARD LED BACKLIGHTS VIDEO 1 CVBS VIDEO 2 CVBS/COMP TUNER SWITCH DEMODULATOR TUNER UNIT ADC / DACAMP LOCAL DIMMING TUNER SMART CORE IR RX WIFI SWITCH UNIT HSC2 POWER SUPPLY AC IN BOARD KDL-70W830B...
  • Page 11: Power And Control Block Diagram

    SA_MODE BLINKING SA_MODE CN2002 PWM_DIMMER LD_STBY DC_DIMMER LD_PWR_4/SPI0_RDATA/BLU_TEMP CN6601 LD_MODE_SW VLED_VCC VLED_VCC VLED_VCC VLED_VCC VLED_VCC VLED_VCC VLED_VCC VLED_VCC VLED_GND VLED_GND VLED_GND VLED_GND VLED_GND VLED_GND VLED_GND VLED_GND VLED_GND SIGNAL_GND LD_ERR LD_ERR GL_CTRL GL_CTRL SET_12V REG12V CN2001 CN6101 AC-N AC_IN AC-L KDL-70W830B...
  • Page 12: No Power Flowchart

    See Stanby High (3.3V) Power Supply Is Standby LED Power Supply LED Blinking appears Board* blinking? Board* Flowchart momentarily? Power Supply Main Board* Board* *For Part Number information, refer to “Section 4 - Exploded View/Part Number Information” on page KDL-70W830B...
  • Page 13: Standby Led Blinking Flowchart

    Tuner Board* Main Board* See Triage Chart HEM3 Board After a while Check ventilation Imediately TCON Power Supply Main Board* LCD Panel* (LCD Panel)* Board* *For Part Number information, refer to “Section 4 - Exploded View/Part Number Information” on page KDL-70W830B...
  • Page 14: Video Distortion Flowchart

    Main Board* (LCD Panel) Any horizontal LCD Panel* lines? Any single or LCD Panel* isolated vertical lines? More than 1 TCON* vertical band? (LCD Panel) *For Part Number information, refer to “Section 4 - Exploded View/Part Number Information” on page KDL-70W830B...
  • Page 15: No 3D Viewing

    Active Double images Active 3D become one/ 3D Glasses/ become one? Glasses Remote works One Touch Remote Control? Bluetooth 3D OK Board* *For Part Number information, refer to “Section 4 - Exploded View/Part Number Information” on page KDL-70W830B...
  • Page 16: Section 3 - Repair Information

    2. Place TV face down on a soft and flat surface to remove all screws and detach the left and right Stand. 6. Firmly lift the Rear Cover on the shown areas to detach. 3. Remove 1 screw from AC Cover and disconnect the AC Power Cord. HOLD KDL-70W830B...
  • Page 17: Replacing The Main Board / Tuner Board

    002 MODEL 4. Install the new Main Board and/or Tuner Board and screws. 002 DEST ATSC_UC_BASE 5. Reconnect all connectors. CAUTION: If the incorrect Destination Data Value is selected, it may corrupt the Sofware requiring a Main Board replacement. KDL-70W830B...
  • Page 18 TV displays. 15. Locate the Serial Number for the TV on the side of the Rear Cover. (Use the table below for reference). MODEL NO Model Name Destination Data Value KDL-70W830B KDL-70W830B US/CND ATSC_UC_BASE SERIAL NO 5000001 11. Press then to save the changes.
  • Page 19 1. Replace MAIN BOARD (and TUNER BOARD) 22. Press until STD option displays. 2. Replace TUNER BOARD only DIGITAL SERVICE 002 MODEL 006 VAR_TYPE 23. Press then to save the changes. MUTE DIGITAL SERVICE 002 MODEL 006 VAR_TYPE WRITE KDL-70W830B...
  • Page 20 “NG: WRONG COMBINATION OF MAIN BOARD AND TUNER WRITE BOARD” will display. 29. Press then to save the changes. MUTE RETURN DIGITAL (MODEL) SERVICE Board Check 1. Replace MAIN BOARD (and TUNER BOARD) 2. Replace TUNER BOARD only WRITE KDL-70W830B...
  • Page 21: Replacing The Power Supply Board

    00345 000333 06789 e. Wait until the Software update is completed. c. To clear the error history and error count press d. Press to exit Self Check Mode. POWER 33. Cycle AC Power (Unplug and plug AC Cord from the outlet). KDL-70W830B...
  • Page 22: Removing The Smart Core Block

    Wireless LAN Card. Wireless Wireless LAN Card LAN Card Smart Core Block Smart Core Block BT Module BT Module 4. Pull Bottom Cover on the direction shown to detach from Top Cover. Top Cover Top Cover Bottom Cover Bottom Cover KDL-70W830B...
  • Page 23: Section 4 - Exploded View/Part Number Information

    Specific instructions must be adhered to whenever these components are mark are critical for safety. repaired and/or replaced. (See Appendix A) Replace only with part number specified. REF. NO. PART NO. DESCRIPTION 4-529-826-01 STAND RIGHT 4-529-825-01 STAND LEFT KDL-70W830B...
  • Page 24: Kdl-70W830B

    NOTE: The components identified by a red outline and a mark contain confidential NOTE: The components identified by shading and KDL-70W830B information. Specific instructions must be adhered to whenever these components are mark are critical for safety. repaired and/or replaced. (See Appendix A) Replace only with part number specified.
  • Page 25 NOTE: The components identified by a red outline and a mark contain confidential NOTE: The components identified by shading and KDL-70W830B information. Specific instructions must be adhered to whenever these components are mark are critical for safety. repaired and/or replaced. (See Appendix A) Replace only with part number specified.
  • Page 26 NOTE: The components identified by a red outline and a mark contain confidential NOTE: The components identified by shading and KDL-70W830B information. Specific instructions must be adhered to whenever these components are mark are critical for safety. repaired and/or replaced. (See Appendix A) Replace only with part number specified.
  • Page 27: Smart Core Block

    (See Appendix A) Replace only with part number specified. REF. NO. PART NO. DESCRIPTION 4-474-894-01 BACK COVER 1-492-760-12 BT MODULE 1-458-723-11 WIRELESS LAN CARD 4-474-893-01 FRONT COVER 4-480-410-01 TOP COVER A-1969-163-A HSC2 BOARD, MOUNTED 4-480-408-11 BOTTOM CASE KDL-70W830B...
  • Page 28: Connectors

    CONNECTORS information. Specific instructions must be adhered to whenever these components are mark are critical for safety. repaired and/or replaced. (See Appendix A) Replace only with part number specified. KDL-70W830B REF. NO. PART NO. DESCRIPTION 1-910-804-30 CONNECTOR ASSEMBLY 14P (G2B/LD)
  • Page 29: Screws

    (See Appendix A) Replace only with part number specified. DESCRIPTION KDL-70W830B 2-580-639-01 SCREW, +BVTP 4X12 TYPE2 IT-3 Rear Cover (9), Cover Under (1) Smart Core Block (2) Main Board (6), Power Supply Board (5), Switch Unit Holder (1),...
  • Page 30: Section 5 - Accessories/Part Number Information

    SUPPORT BELT KIT (SCREWS TO ATTACH TABLE TOP STAND TO LCD TV) 1-492-758-21 TOUCHPAD REMOTE COMMANDER (RMF-YD003) For product protection and safety reasons, Sony strongly recommends 1-492-078-14 ONE TOUCH REMOTE CONTROL (RMF-YD002) that you use the screws provided with the TV.
  • Page 31: Appendix A: Encryption Key Components

    APPENDIX A: ENCRYPTION KEY COMPONENTS Encryption key components developed by Sony Corporation contain confidential information and shall be handled under the non-disclosure obligations provided in the applicable agreement with Sony Corporation (and/or its subsidiary). As part of this agreement specific instructions must be adhered to whenever a Circuit Board containing encryption key components is repaired and/or replaced pursuant to the following: In the service manual the Circuit Board(s) containing encryption key components shall be identified with a red outline and a .

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