Sony KDL-70X830B Repair Manual
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Sony KDL-70X830B Repair Manual

Rb2t chassis digital color tv
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HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
REPAIR MANUAL
Version
Date
1.0
05/16/2014
2.0
08/15/2014
KDL-70X830B
Subject
Original Manual Release Date.
Updated Adjustments Procedure on Section 3 - Repair Information. Pages 13-20 replaced.
MODEL
COMMANDER
KDL-70X830B
RM-YD102
Self Diagnosis
Supported model
RB2T
Chassis
Segment: HA
DESTINATION
US/CND
LCD Digital Color TV
9-888-621-02

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Summary of Contents for Sony KDL-70X830B

  • Page 1 Self Diagnosis Supported model HISTORY INFORMATION FOR THE FOLLOWING MANUAL: REPAIR MANUAL RB2T Chassis Segment: HA MODEL COMMANDER DESTINATION KDL-70X830B RM-YD102 US/CND KDL-70X830B Version Date Subject 05/16/2014 Original Manual Release Date. 08/15/2014 Updated Adjustments Procedure on Section 3 - Repair Information. Pages 13-20 replaced.

  • Page 2: Table Of Contents

    Removing the Rear Cover ...................13 Checking the Accessories..................1 Replacing the Main Board and Tuner Board ..........14 Board Layout ....................2 Replacing the Power Supply Board .............18 KDL-70X830B ......................2 Replacing the Switch Unit ................18 Smart Core Block....................2 Removing the USB Assembly ..............18 Wire Dressing ....................3 Removing the Speakers ................19...

  • Page 3: Cautions And Warnings

    Ne les remplacer que par des composants Sony dont le numero de piece est indique dans le NOTE: Do not modify the original design without obtaining written permission present manuel ou dans des supplements publies par Sony.
  • Page 4 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-70X830B...

  • Page 5: Section 1 - Specifications And Layouts

    SECTION 1 - SPECIFICATIONS AND LAYOUTS SPECIFICATIONS System Model name KDL-70X830B Television system NTSC: American TV standard Power and others ATSC (8VSB terrestrial): ATSC compliant 8VSB 110 V - 240 V AC, 50/60 Hz (U.S.A./Canada 120 V AC, 60 Hz)

  • Page 6: Board Layout

    SECTION 1 - SPECIFICATIONS AND LAYOUTS BOARD LAYOUT KDL-70X830B SMART CORE BLOCK MAIN BOARD (BAXF BOARD) LD BOARD WIRELESS LAN CARD POWER SUPPLY (G7B BOARD) BT MODULE TUNER BOARD (TUS BOARD) K2 BOARD HSC2 BOARD T CON SWITCH UNIT SMART CORE...

  • Page 7: Wire Dressing

    SECTION 1 - SPECIFICATIONS AND LAYOUTS WIRE DRESSING KDL-70X830B SMART CORE BLOCK KDL-70X830B...

  • 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-70X830B...

  • 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

    CAMERA LED BACKLIGHTS HEADPHONES AUDIO TUNER SWITCH DEMODULATOR TUNER BOARD UNIT ADC / DACAMP VIDEO 1 CVBS OPTICAL VIDEO 2 CVBS/COMP AUDIO OUT LOCAL DIMMING TUNER BAXF SMART CORE IR RX WIFI SWITCH UNIT HSC2 POWER SUPPLY AC IN KDL-70X830B...

  • Page 11: Power And Control Block Diagram

    LD - CN2002 VLED_GND 1 SET_12V VLED_GND 2 SA_REF_L SENSE_GND 3 GL_CTRL LD_ERR 4 LD_ERR GL_CTRL 5 VLED_GND 13 NC 6 VLED_GND REG12V 7 VLED_GND 8 VLED_GND 9 VLED_GND 10 SA_REF_H 11 VLED_VCC 12 VLED_VCC 13 VLED_VCC 14 VLED_VCC KDL-70X830B...

  • 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-70X830B...

  • Page 13: Standby Led Blinking Flowchart

    See Triage Chart HEM3 Board Main Board* After a while Check ventilation Imediately LCD Panel/ TCON Power Supply Main Board* LD Board* (LCD Panel)* Board* *For Part Number information, refer to “Section 4 - Exploded View/Part Number Information” on page KDL-70X830B...

  • Page 14: No Video Flowchart

    Locate Backlights CN6401 on Zero volts at Zero volts at LCD Panel* turned on? Power Supply Pin 5? Pin 3? Board. Sony logo TCON* Main Board* appears Main Board* (LCD Panel) momentarily? Unplug LVDS connector with Test patterns TCON* unit off. Turn unit...

  • Page 15: 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-70X830B...

  • Page 16: 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-70X830B...

  • Page 17: Section 3 - Repair Information

    1. Locate and remove 1 screw and disconnect 1 connector from 2. Locate and remove all screws from the Rear Cover. the Camera Module to lift as shown and detach from TV. KDL-70X830B...

  • Page 18: Replacing The Main Board And Tuner Board

    Cover, Under Cover, Under 6. Lift the Rear Cover as shown to remove. K2, Board K2, Board 4. Locate and remove 4 screws from the Tuner Board, release the clip and lift as shown to detach. Tuner Board Tuner Board KDL-70X830B...
  • Page 19 Destination Data Value Instructions are included with the Software package on the Sony Authorized Service Portal website. KDL-70X830B US/CND ATSC_UC_BASE a. Insert the USB device with the latest Software into one of the TVs’ 12. Press then to save the changes.
  • Page 20 DIGITAL SERVICE 002 MODEL CAUTION: The Serial Number can only be selected once. Be sure 002 MODELNAME KDL-70X830B to verify the information is correct before saving the changes. 20. Enter the Serial Number of the TV. WRITE NOTE: If the incorrect Serial Number is entered, press RETURN 16.
  • Page 21 104 STBY_WDT --------------------- --------------------- --------------------- 00 00345 000333 06789 c. To clear the error history and error count press d. Press Power to exit Self Check Mode. 29. Cycle AC Power (Unplug and plug AC Cord from the outlet). KDL-70X830B...

  • Page 22: Replacing The Power Supply Board

    Connect TV to AC power. USB Holder USB Holder c. Wait at least 20 seconds. d. Press the Power button on the TV to turn it ON. e. Wait until the Software update is completed. Cable with Cable with Connector Connector (USB) (USB) KDL-70X830B...

  • Page 23: Removing The Speakers

    Bracket, SP R then slide as shown to detach. 3. Locate the Speaker, disconnect connector and lift as shown to detach. Wireless Wireless BT Module BT Module LAN Card LAN Card 4. Refer to these instructions for removing the opposite speaker. KDL-70X830B...
  • Page 24 SECTION 3 - REPAIR INFORMATION 5. Release 6 hooks on the sequence shown by pulling apart the Bottom Cover to access the HSC2 Board. 6. Unclamp 2 side clips from the HSC2 Board and lift as shown to detach. HSC2 Board HSC2 Board KDL-70X830B...

  • Page 25: Section 4 - Exploded View/Part Number Information

    SECTION 4 - EXPLODED VIEW/PART NUMBER INFORMATION KDL-70X830B Components not identified by a part number or description The component parts of an assembly are indicated by the reference numbers in are not stocked because they are seldom required for routine the far right column of the parts list and within the dotted lines of the diagram.
  • Page 26 Bracket RC* Bracket, Stand* Main Plate SmartCore Bracket RC* Bracket Stand Right* *Reinstall Bracket, RC when replacing the LCD Panel. *Reinstall Bracket, Stand Right and Left when replacing the LCD Panel. *Reinstall Bracket, Wall when replacing the LCD Panel. KDL-70X830B...
  • Page 27 HOLDER, HS WS 2-650-770-31 SLIDE, CLAMP ! 112 1-474-578-11 G7B BOARD, COMPLETE 4-487-094-11 SHEET, INSULATION (G7) ORDER THIS PART WHEN REPLACING THE LCD PANEL. *Reinstall Brackets, RC Up,when replacing the LCD Panel. *Reinstall Main, Plate when replacing the LCD Panel. KDL-70X830B...

  • Page 28: Smart Core Block

    (See Appendix A) Replace only with part number specified. REF. NO. PART NO. DESCRIPTION 4-474-892-01 TOP COVER A-2057-722-A HSC2, BOARD MOUNTED 4-474-888-03 BOTTOM CASE 4-480-411-02 FRONT COVER 1-492-760-12 BT MODULE 1-458-723-11 WIRELESS LAN CARD 1-458-793-11 MIC UNIT 4-480-412-01 BACK COVER KDL-70X830B...

  • Page 29: Connectors

    207 Conn ASSY 20P REF. NO. PART NO. DESCRIPTION 1-910-109-43 CONNECTOR ASSEMBLY 14P 1-910-109-41 CONNECTOR ASSEMBLY 28P 1-848-370-11 (LVDS) FLEXIBLE FLAT CABLE 41P 1-910-109-42 HARNESS ASSEMBLY (MAIN) 1-848-371-11 (LVDS) FLEXIBLE FLAT CABLE 51P 1-910-109-44 FLEXIBLE FLAT CABLE 20P 1-910-109-52 CONNECTOR ASSEMBLY 20P KDL-70X830B...

  • Page 30: Screws

    (See Appendix A) Replace only with part number specified. DESCRIPTION KDL-70X830B Cover Under (1), Reflector SP (4), Rear Cover (3), 2-580-639-01 SCREW, +BVTP 4X12 TYPE2 IT-3 Smart Core (2), Bracket RC (2), Back Cover (SC) (1)

  • Page 31: Section 5 - Accessories/Part Number Information

    4-443-737-02 SUPPORT BELT KIT (SCREWS TO ATTACH TABLE TOP STAND TO LCD TV) For product protection and safety reasons, Sony strongly recommends that you use the screws provided with the TV. REMOTE COMMANDER CAUTION: These screws cannot be used to secure the TV PART NO.

  • Page 32: 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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