Sony KDL-65W850C Service Manual
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Sony KDL-65W850C Service Manual

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HISTORY INFORMATION FOR THE FOLLOWING MANUAL:

SERVICE MANUAL

GN1G
CHASSIS
ORIGINAL MANUAL ISSUE DATE: 03/2015
Segment: XM-H
Version
Date
Subject
1.0
03/2015
Original manual issue.
LCD TV
9-888-168-A1

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Summary of Contents for Sony KDL-65W850C

  • Page 1: Service Manual

    HISTORY INFORMATION FOR THE FOLLOWING MANUAL: SERVICE MANUAL GN1G CHASSIS ORIGINAL MANUAL ISSUE DATE: 03/2015 Segment: XM-H Version Date Subject 03/2015 Original manual issue. LCD TV 9-888-168-A1...
  • Page 2 SERVICE MANUAL GN1G CHASSIS Segment: XM-H LCD TV 9-888-168-A1...
  • Page 3 COLOR COMMANDER DEST. KDL-65W850C Black RMT-TX100U (UC2) US/CND KDL-65W855C Silver RMT-TX100B (CR1) COSTA RICA (ECU) ECUADOR (LA8) CHILE PERU VENEZUELA KDL-65W857C Silver RMT-TX100B (CO1) COLOMBIA KDL-75W850C Black RMT-TX100U (UC2) US/CND KDL-75W855C Silver RMT-TX100B (BR6) BRAZIL KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 4 Replace these components with Sony parts whose part numbers appear as shown in this manual or in supplements published by Sony. Circuit adjustments that are critical for safe operation are identified in this manual.
  • Page 5 Les composants identifi es par une trame et par une marque du fonctionnement. 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 de circuit dont l’importance est critique pour la securite du fonctionnement sont identifi es dans le present manuel.
  • Page 6 Protect the panel from ESD to avoid damaging the electronic circuit (C-MOS). 10) It is recommended not to exceed 1 hour of Power-On nor Burn-in period with LCD panel face down condition, in repair activity. KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 7 7. Check the antenna terminals, metal trim, “metallized” knobs, screws, and all other exposed metal parts for AC leakage. Check leakage as described below. 8. For safety reasons, repairing the Power board and/or Inverter board is prohibited. KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 8 Try both slots, if necessary, to locate the hot side on the line; the lamp should light at normal brilliance if the screw is at ground potential (see Figure B). KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 9 Figure 4: LF Logo Figure 5: LF logo on circuit board Handling the FLEXIBLE FLAT CABLE (FFC) When you insert / pull out FFC, please grasp a reinforcement board and main < Insertion> <Pull out> body of FFC KDL-65W850C, 855C, 857C, 75W850C, 855C...

  • Page 10: Self Diagnosis Function

    Red(Pink) REC (SCART REC & HDD White One shot -> *2 One Shot is only user action. REC/LIVE PAUSE) [AEP/J only] Lit*2 ePOP/ One shot Center White when White Cyan loop Shop Illumination feature change KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 11  Panel module  G** Board Error Backlight failure [BACKLIGHT]  BMX Board Error Over temperature protection [TEMP_ERR]  BMX Board Error Temp. sensor I2C NACK [TEMP_ERR] Size G* Board Type 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 12 Press the Channel 7 => Channel 0 . Exiting the Self-diagnostic screen 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. KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 13 30 min, but Total Operation Time is recorded every 1 hr. error Therefore, the panel op. time might become larger than the total op. time. Total Operation Time [hr] – Boot Count – Panel Operation Time [hr] KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 14 • Items marked " * " are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. Note: About the procedure to disassemble under cover(standing position), please refer to “APPENDIX-1”. KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 15 CABLE M4 screw STAND BLOCK Stand arm STAND NECK ASSY POWER SUPPLY Shaft stand SWITCH CORD UNIT LABEL, UNDER TERMINAL (TU) LABEL, SIDE Front foot LABEL, UNDER TERMINAL TERMINAL STAND, PIPE Rear Foot Front foot KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 16 SHEET, THERMAL (BM) 1-474-610-11 GL1SB-STATIC CONVERTER (TV) 4-549-182-01 SHEET, INSULATION (HWK 2L) * 19 4-546-473-01 BRACET, VESA (HWK) 4-546-824-01 BRACKET, SP (2L HWK) A 4-546-470-01 BRACKET, SC (EGL) 1-812-090-11 LCD PANEL (A65HVF6S) CO1/LA8/CR1/ECU 1-812-091-11 LCD PANEL (A65HVF6B) KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 17 2-580-639-01 SCREW, +BVTP 4X12 TYPE2 IT-3 4-256-393-11 SCREW, +PSW M3X6 W12 2-990-421-41 SCREW (+PSW) (M3X6) 4-159-298-01 SCREW, +PSW M4X10 4-567-082-01 SCREW, +PSW M5X20 4-268-126-02 SCREW, ORNAMENTAL M6X12 2-580-593-01 SCREW, +PSW M3X8 2-580-600-11 SCREW, +PSW M4X8 KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 18 DISASSEMBLY AND PARTS LIST 1-1. KDL-65W850C/855C/857C 1-1-3. Connectors REF. No. PART No. DESCRIPTION MARK 1-910-804-95 CONNECTOR ASSY 30P CN9000(BMX)-CN6401(GL1B)(1) 1-848-825-11 FLEXIBLE FLAT CABLE 51P CN8400(BMX)-T-CON(1) 1-910-804-94 HARNESS ASSY CN1000(BMX)-CN203(SM)-CN101(HSC3-L)- (WIFI/BT) / CN7751(BMX)-SP(1) KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 19 CABLE M4 screw STAND BLOCK Stand arm STAND NECK ASSY POWER SUPPLY Shaft stand SWITCH CORD LABEL, UNDER UNIT TERMINAL (TU) LABEL, UNDER Front foot TERMINAL LABEL, SIDE TERMINAL STAND, PIPE Rear Foot Front foot KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 20 COMPL SVC BMX_XMH_UC 4-570-777-01 SHEET, THERMAL (BM17) 1-474-609-11 GL1C-STATIC CONVERTER(TV) 4-549-400-01 SHEET, INSULATION (EGL 3L) 4-546-473-01 BRACET,VESA (HWK) 4-546-824-01 BRACKET, SP (2L HWK) A 4-546-470-01 BRACKET, SC (EGL) 1-812-093-11 LCD PANEL (B75HF59B) 1-812-092-11 LCD PANEL (B75HF59S) KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 21 SCREW, +BVTP 4X12 TYPE2 IT-3 4-256-393-11 SCREW, +PSW M3X6 W12 2-990-421-41 SCREW (+PSW) (M3X6) 4-159-298-01 SCREW, +PSW M4X10 4-567-082-01 SCREW, +PSW M5X20 4-268-126-02 SCREW, ORNAMENTAL M6X12 2-580-593-01 SCREW, +PSW M3X8 2-580-600-11 SCREW, +PSW M4X8 PULLEY, STAND (HWI) 4-534-964-01 KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 22 DISASSEMBLY AND PARTS LIST 1-2. KDL-75W850C/855C 1-2-3. Connectors REF. No. PART No. DESCRIPTION MARK 1-910-804-96 HARNESS ASSY CN1000(BMX)-CN203(SM)-CN101(HSC3-L)- (WIFI/BT) / CN7751(BMX)-SP(1) 1-910-804-97 CONNECTOR ASSY 30P CN9000(BMX)-CN6401(GL1B)(1) 1-848-826-11 FLEXIBLE FLAT CABLE 51P(UC2) CN8400(BMX)-T-CON(1) 1-848-823-11 FLEXIBLE FLAT CABLE 51P(BR6) CN8400(BMX)-T-CON(1) KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 23 BR6/CO1/LA8/ CR1/ECU 4-562-056-11 REFERENCE GUIDE * 4-562-057-31 REFERENCE GUIDE CR1/ECU * 4-562-058-31 REFERENCE GUIDE CO1/LA8 4-562-059-11 REFERENCE GUIDE 4-567-082-01 SCREW, +PSW M5X20 (For STAND) 4-567-081-01 SCREW, +PSW M6X12 (For STAND) 7-600-031-96 TAPE (3M 1350FW-1)15MMX66M WHT KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 24 Model >> 5) After entering service mode, then turn off the power switch. Self diagnosis History >> Video / Audio >> Panel / PQ >> General Setting >> Tuner >> Wifi >> [</>] Set [Home]Exit KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 25 (Enter) or “Return” button on Remote to back to Service Mode. Service Mode Model >> Self diagnosis History >> Video / Audio >> Panel / PQ >> General Setting >> Tuner >> Wifi >> [</>] Set [Home]Exit KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 26 Status Information >> Model Information <[ KDL-40X500B ]> Model Number Setting Serial Number Edit _ _ _ _ _ _ _ Note: * The font color of “Yes” is change to black when it is selected. KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 27 Note: * The font color of “Serial Number Edit” is change to orange after “Yes” is selected. Note: * The font color of “Serial Number Edit” is white after “No” is selected. KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 28 5) Press “OK” button to select YES or No. Select OK if input data is correct. Select NO if input data is incorrect. Press <Enter> to save answer. Model dependent settings will be overwritten into EEPROM. KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 29 [</>] Set [Home]Exit [</>] Set [Home]Exit 2) Go to “WB Adjustment”, category by button. To select “WB Adjustment”, press button. Panel / PQ Back << >> WB Adjustment WB/Mura/CUC data transfer >> [</>] Set [Home]Exit KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 30 CUC data transfer <[ 0. SoC to T-con ]> [Start] 2) Go to “WB/Mura/CUC data transfer”, category by button. To select “WB/Mura/CUC data transfer”, press button. [</>] Set [Home]Exit 3) To change data, press button. KDL-65W850C, 855C, 857C, 75W850C, 855C...

  • Page 31: Triage Chart

    Soft- Power Power TEMP Emitter (Tcon) (Backlight) ware Problem Audio (N/A) Local Most likely defective part Size B* Board G* Board H* Board Secondary possible defective part 65” GL1SB HSC3 Not Applicable 75” GL1C HSC3 KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 32 2.64V~3.3V Pin 9 REG12V 12.2V~13.2V Pin 13Pin 18 Check Reg12V at No Voltage Replace PSU Pin 13Pin 18 of Output Connector Output Voltage Connector CN6401 Name CN5801 +OUT1 173.6V~250.3V Pin 1 +OUT2 173.6V~250.3V Pin 2 KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 33 Pin 7 +OUT4 133.4V ~ 192.9V Pin 4 BL_ERR Pin 8 Replace 12V output check Power_ON 2.64V~3.3V Pin 9 Power supply Size B* Board G* Board (12.2~13.2V) (G*) 65” GL1SB Pin 13Pin REG12V 12.2V~13.2V 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 34 (Change B* Board) (Change B* Board) Is the voltage 3.3V? Check C9203 Voltage. 1.0V DDCON check Is the voltage 1V? (Change B* Board) DDCON/LDO working normal Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 35 TROUBLE SHOOTING 3-2-4. NO Power (Muffin Replacement (Main Device)) Muffin replacement flow Data on eMMC need eMMC erase to be erase first before changing Muffin Muffin replacement Product SW write Recover? Board Issue Muffin issue KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 36 BMX board (XM-H) only → G* Board 2-time blinking Check +19.5V_SS at pin 15/17 of CN9000 or JL9011 G* Board on B* Board, Voltage > 13.2V ? B* Board Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 37 Muffin Check / JL6021/JL6022 +12.5V F7751, IC7751 at Power Amp side , etc (B* Board) of F7751 on the B* Board IC7751, etc (B* Board) Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 38 Replace the Harness Between G* /LD board Harness Refer I2C Error and B board Checking in next slide Symptom improve Replace LVDS Harness the LVDS Harness Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 39 Check I2C (Data & CLK) At CL At CL At CL I2C Error Change B* Board B* Board NG Change FFC FFC NG Change FRC FRC NG Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 40 Out1 & Out2 Check (LED_Output) Visual Check LS Bar Suspect LS FFC Conductive Copper Bar Broken Peel Off? PSU OK Symptom Change Panel Improvement Panel Improvement Symptom Change B* Board Improvement B* board **BMX: JL9008 BL_ERR_DET KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 41 Change B* Board, and Aging a few Panel hours Symptom improvement Temp sensor Check I2C_C bus B* Board communication OK? IC1401 I2C_C bus dumping or Muffin check Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 42 Check Other 5x Blinking Backlight LVDS FFC B* Board NG Harness Portion: Ext. Video Input - No Picture HDMI - No Picture Tuner - No Picture Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 43 B* Board Harness the B* Board No Sound: Tuner Symptom improvement No Sound: HDMI Speaker Harness Speaker impedance No problem ~ 8ohm (+-1.2ohm) ? Replace speaker Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 44 Key AD muffin pin (B*Board) Muffin IC1000 Check voltage(Power ON condition) : Check voltage (Power ON condition): problem 3.287V < Voltage < 3.55V? 1.53V < voltage < 1.89V? Change B*Board Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 45 95 ohm < R1124 < 105 ohm IR Muffin Pin (B*Board) Muffin IC1000 Check voltage (Power ON condition): problem 3.287V < Voltage < 3.55V? Size B* Board G* Board 65” GL1SB 75” GL1C Change B*Board KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 46 Part broken issue 0 ohm < R1061 < 2 ohm Opt_sens Muffin Pin Check voltage changing from Muffin IC1000 problem room light to dark condition Size B* Board G* Board 65” GL1SB Change B*Board 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 47 Auto Check Local router Wired Set-up Proxy setting Check cable B*Board IP address setting DHCP server Manual Ethernet Cable Check IP address & Local router setting Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 48 Wi-Fi module and WiFi If Wi-Fi malfunction happens, • Wi-Fi module • Harness between WiFi and B* Board • B* Board Wi-Fi module Main Harness are suspected. Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 49 OK Connect properly between BT and Bxx Change harness Change B* board Between B* board Change BT module and BT BT module Main Harness Size B* Board G* Board 65” GL1SB 75” GL1C KDL-65W850C, 855C, 857C, 75W850C, 855C...

  • Page 50: Block Diagram

    120Hz FRC+Tcon HDMI×4 HDMI 1.4a, MHL2.0 (120Hz) HDMI 1.4 LVDS/V-by-One HDMI / MHL2.0 TCON, SPDIF Local Dimming XM-H: Active 3D Video Processor Audio Processor 2D/3D Converter Audio DEMOD(ATSC,DVB-T/C) P-AMP ADC/DAC BD28620 Ethernet MAC+PHY S-mini Ether KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 51 HDMI 1.4a, MHL2.0 (120Hz) LVDS/V-by-One HDMI 1.4 TCON, HDMI / MHL2.0 Local Dimming SPDIF Video Processor XM-H: Active 3D Audio Processor 2D/3D Converter DEMOD(ATSC,DVB-T/C) ADC/DAC Audio Ethernet MAC+PHY P-AMP BD28620 S-mini RS232 SIRCS C4 Sircs in Ether KDL-65W850C, 855C, 857C, 75W850C, 855C...

  • Page 52: Connector Diagram

    DIAGRAMS 4-2. CONNECTOR DIAGRAM 4-2-1. 65 Inch Model KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 53 DIAGRAMS 4-2-2. 75 Inch Model KDL-65W850C, 855C, 857C, 75W850C, 855C...

  • Page 54: Circuit Boards Location

    4-3. CIRCUIT BOARDS LOCATION 4-3-1. KDL-65W850C/855C/857C 4-3-2. KDL-75W850C/855C SWITCH SWITCH UNIT UNIT BMX BOARD GL1SB BOARD GL1SC BOARD BMX BOARD ** SMART CORE BLOCK ** SMART CORE BLOCK <** SMART CORE BLOCK > HSC3_L MOUNT WLAN/BT MODULE(11N) KDL-65W850C, 855C, 857C, 75W850C, 855C...

  • Page 55: Wire Dressing

    DIAGRAMS 4-4. Wire Dressing 4-4-1. Wire Dressing (Caution for Flexible Flat Cable) Caution during handling Flexible Flat Cable KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 56 DIAGRAMS 4-4-2. Wire Dressing (Insert Connector & Tape (FFC)) Insert Connector Insert Tape KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 57 DIAGRAMS 4-4-3. Wire Dressing (Insert Connector, Tape & Hook(Harness)) Hook Area Insert tape Insert Connector at GL1B/C Board Insert Connector at BMX Board KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 58 DIAGRAMS 4-4-4. Wire Dressing (Switch Assy, BMX Board, Speaker Box Assy & BT Antenna) Switch Assy Hook Hook BT Antenna BMX Board Speaker Box Assy Insert Connector KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 59 DIAGRAMS 4-4-5. Wire Dressing (Smart core) KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 60 DIAGRAMS 4-4-6. Wire Dressing (Harness Caution Point (Pinching Wire area)) PINCHING WIRE CAUTION AREA Please take caution as the wire will be easily pinched and the yellow block area KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 61 English 2015CL08-Data Made in Japan 9-888-168-A1 © 2015. 3 Sony Visual Products Inc. KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 62 1-1-3. Disassemble Under Cover by two people Please take out same timing REMOVE AC COVER both side Under Cover & CONNECTOR REMOVE SCREW Confirm all screws & positions before removing them. Screws detail refer to Section 3 KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 63 Step 1 : Remove WIRELESS CASE by pulling the hook in the direction as shown BACK VIEW HOOK PULL FRONT VIEW DIRECTION SMART CORE PARTS BRACKE : Hook location T, WIFI WIFI BOARD COVER, WIRELESS CASE LIGHT, GUIDE PANEL, ORNAMENT HSC3L CASE, LIGHT CASE BOTTOM (L) KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 64 APPENDIX-1 1-2-3. Wireless Case Disassembly Step 2 : Remove wifi board Step 1 : Detach from hook (1 location) REMOVE WIFI BOARD PULL DIRECTION : Hook location KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 65 Take out hook at No.2 area Hook location PULL Lift the hook (Y-Direction) to Caution Point: Avoid DIRECTION release from rib. touching board components PULL DIRECTION After detach No.1 hook, Detach No.2 hook. Caution Point: Avoid touching board components KDL-65W850C, 855C, 857C, 75W850C, 855C...
  • Page 66 Do not pull on any components Step 3.2 : Pull the LIGHT, GUIDE on HSC PWB! inwards to remove it PULL DIRECTION Remarks: Step 2 is important to avoid hook broken from Case, Bottom and Light, Guide. KDL-65W850C, 855C, 857C, 75W850C, 855C...

This manual is also suitable for:

Kdl-65w857cKdl-65w855cKdl-75w850cKdl-75w855c

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