Sony KDL-70W855B, Repair Manual

Page 1: ...ATION FOR THE FOLLOWING MANUAL LCD Digital Color TV 9 883 570 01 RB2G Chassis Segment HE Version Date Subject 1 0 02 07 2014 Original Manual Release Date MODEL COMMANDER DESTINATION KDL 60W855B RM YD099 RMF YD003 BRAZIL KDL 70W855B RM YD099 BRAZIL KDL 60W855B ...

Page 2: ...ck Diagram 7 No Power Flowchart 8 Standby LED Blinking Flowchart 9 Video Distortion Flowchart 10 No 3D Viewing 11 Section 3 Repair Information 12 Repairing the TV 12 Removing the Rear Cover 12 Replacing the Main Board Tuner Board 13 Replacing the Power Supply Board 17 Removing the Smart Core Block 18 Section 4 Exploded View Part Number Information 19 Table Top Stand 19 KDL 60W855B 20 KDL 70W855B 2...

Page 3: ...e or equivalent type Danger of explosion mayoccur if battery is replaced incorrectly Exposed battery should not be incontact with water CAUTIONS AND WARNINGS SAFETY CHECK OUT After correcting the original service problem perform the following safety checks before releasing the set to the customer 1 Check the area of your repair for unsoldered or poorly soldered connections Check the entire board s...

Page 4: ...g meters must have an accurate low voltage scale Nearly all battery operated digital multimeters that have a 2 VAC range are suitable see Figure A To Exposed Metal Parts on Set 0 15 µF Earth Ground AC Voltmeter 0 75V Figure A Use an AC voltmeter to check AC leakage HOW TO FIND A GOOD EARTH GROUND The cover plate retaining screw on most AC outlet boxes is at earth ground Verify the AC outlet box re...

Page 5: ...s suportados 1 Distorção Harmônica Total 1080p 30 50 60 Hz 1080 24p 1080i 50 60 Hz 720p 30 50 60 Hz 720 24p 1080p 30 Hz 1080 24p 1080i 50 60 Hz 720p 30 50 60 Hz 720 24p 576p SECTION 1 SPECIFICATIONS AND LAYOUTS 2 Os valores de tamanhos de tela dimensões e pesos são aproximados A disponibilidade dos acessórios opcionais depende do país região modelo de TV estoque Projeto e especificações técnicas s...

Page 6: ...0W855B SMART CORE BLOCK SMART CORE SWITCH UNIT MAIN BOARD BAX BOARD TUNER BOARD TUS BOARD POWER BOARD G2B BOARD LD BOARD TCON HSC2 BOARD WIRELESS LAN CARD BT MODULE SMART CORE SWITCH UNIT MAIN BOARD BAX BOARD TUNER BOARD TUS BOARD POWER BOARD G2B BOARD LD BOARD TCON KDL 70W855B ...

Page 7: ...KDL 60W855B 70W855B 3 SECTION 1 SPECIFICATIONS AND LAYOUTS WIRE DRESSING KDL 60W855B KDL 70W855B SMART CORE BLOCK ...

Page 8: ...er Info i Channel 5 Volume POWER NOTE This differs from accessing Service Adjustments Mode Volume SECTION 2 TROUBLESHOOTING SelfDiagnosis Supported model SELF CHECK 000 RESERVED 00 000 RESERVED 00 002 MAIN_POWE 00 003 DC_ALERT 00 003 AUD_PROT 00 003 HDMI_EQ 00 003 TU_DEMOD 00 004 VLED 00 004 LD_ERR 00 005 HFR_ERR 00 005 TCON_ERR 120123132522 120123113645 02 005 P_ID ERR 00 006 BACKLITE 00 007 TEMP...

Page 9: ...t Core 2X 3X 4X 5X 6X 7X 8X 9X No White Power LED Steady lines or dots No Video One of Inputs No Video All Inputs No Remote Wireless can t connect Bluetooth can t connect No Audio No LED MAIN BOARD TUNER BOARD POWER SUPPLY H BOARD SPEAKERS WIFI BT BOARD LVDS FFC Problem POWER AUDIO POWER LD TCON BACK LIGHT TEMP EMI TTER SOFT WARE 4 Follow the associated flowcharts in the Training Manual to isolate...

Page 10: ...FR TCON L R HEADPHONES OUT OPTICAL AUDIO OUT HDMI USB HUB SWITCH EQ ETHERNET USB HDMI 4 LVDS AC IN A V DECODER VIDEO PROCESS WIFI IR RX LED s HIR HSC2 SMART CORE LD BT HDMI 2 ARC HDMI 3 USB CAMERA MIC TUNER AUDIO AMP TUNER DEMODULATOR ADC DACAMP MAIN BOARD TUNER BOARD ANTENNA LCD PANEL LED BACKLIGHTS LOCAL DIMMING POWER SUPPLY BOARD SWITCH UNIT G2B BAX USB HUB ...

Page 11: ...M_2 5 4 IP_REF 4 8 LD_PWM_1 3 3 LD_PWD_0 2 2 LD_STDBY 8 NC SA_MODE 1 NC 1 14 VLED_VCC 2 13 VLED_VCC 3 12 VLED_VCC 4 11 VLED_VCC 6 9 VLED_GND 7 8 VLED_GND 8 7 VLED_GND 9 6 VLED_GND 10 5 VLED_GND 11 4 LD_ERR 12 3 GL_CTRL 14 1 SET_12V NC 10 NC NC 2 NC CN2002 CN2001 CN9101 CN6401 POWER_ON 28 11 STBY3 3V 23 14 REG12V 17 21 REG12V 16 20 REG12V 15 19 REG12V 14 18 REG12V 13 17 GND 12 30 GND 11 29 GND 10 2...

Page 12: ...h 2 5V on Pin 27 of CN6401 on Power Supply Board Yes No Main Board Press power button while monitoring Pin 28 of CN6401 on Power Supply Board High 3 3V appears momentarily Yes No Power Supply Board Power Supply Board Power Supply Board Remove AC power and wait at least 30 seconds before reapplying For Part Number information refer to Section 4 Exploded View Part Number Information on page 19 ...

Page 13: ...X No Yes 5X Yes 6X No 7X Imediately LCD Panel TCON LCD Panel Yes No After a while Check ventilation 10X HEM3 Board 8X See Triage Chart Main Board Power Supply Board No Yes Placa Principal Yes No 10X HEM3 Board 9X Tuner Board Placa Principal Yes No 10X HEM3 Board 10X H Board For Part Number information refer to Section 4 Exploded View Part Number Information on page 19 ...

Page 14: ... Yes Yes Improper or missing colors Yes Main Board No Vertical lines or bars No Yes Lines move when wide mode changed Yes No TCON LCD Panel Main Board LCD Panel Any single or isolated vertical lines Yes LCD Panel More than 1 vertical band No Yes TCON LCD Panel For Part Number information refer to Section 4 Exploded View Part Number Information on page 19 ...

Page 15: ...creen Yes Main Board No Yes Press 3D button on Remote Commander and select Simulated 3D Active 3D Glasses View image with known working pair of Active 3D Glasses Double images become one Yes 3D OK No Bluetooth Board 3D Not Working Double images become one Remote works OK For Part Number information refer to Section 4 Exploded View Part Number Information on page 19 ...

Page 16: ... TV face down on a soft and flat surface to remove all screws and detach the left and right Stand 3 Remove 1 screw from AC Cover and disconnect the AC Power Cord HOLD 4 Locate and remove all screws from the Rear Cover CAUTION To avoid any damage and or deformation to the Rear Cover please refer to the following illustration HandlingArea Firm curled edges When handling the Rear Cover hold edges as ...

Page 17: ...SERVICE 002 MODEL 000 BOARD CHECK 9 Press 1 until 002 DEST item displays DIGITAL SERVICE 002 MODEL 002 DEST SBTVD T_BASE CAUTION If the incorrect Destination Data Value is selected it may corrupt the Sofware requiring a Main Board replacement REPLACING THE MAIN BOARD TUNER BOARD The Main Board used in these models is available for repair For Part Number information refer to Section 4 Exploded View...

Page 18: ... sure to verify the information is correct before saving the changes 14 Press MUTE then 0 to save the changes DIGITAL SERVICE 002 MODEL 003 MODELNAME KDL 60W855B WRITE 15 Locate the Serial Number for the TV on the side of the Rear Cover MODEL NO KDL 60W855B SERIAL NO 2000001 16 Press 1 until 004 SERIAL item displays DIGITAL SERVICE 002 MODEL 004 SERIAL 17 Press 0 to display the Serial Number Edit ...

Page 19: ...YPE 22 Press 3 until STD option displays DIGITAL SERVICE 002 MODEL 006 VAR_TYPE STD 23 Press MUTE then 0 to save the changes DIGITAL SERVICE 002 MODEL 006 VAR_TYPE STD WRITE 24 Cycle AC Power Unplug and plug AC Cord from the outlet 25 Access Service Mode by pressing the following buttons within 1 second of each other Info i Channel 5 Volume POWER 26 When the DIGITAL Menu appears press 2 until 002 ...

Page 20: ...NG WRONG COMBINATION OF MAIN BOARD AND TUNER BOARD will display 29 Press RETURN then MUTE and 0 to save the changes DIGITAL MODEL SERVICE Board Check 1 Replace MAIN BOARD and TUNER BOARD 2 Replace TUNER BOARD only WRITE When replacing the Tuner Board only 30 Press 2 to verify the Tuner Board replacement results DIGITAL MODEL SERVICE Board Check OK TUNER BOARD OPTION STANDARD CAUTION If the Tuner B...

Page 21: ... remote to turn ON the TV e Wait until the Software update is completed 32 Clear the Self Check screen a Press POWER to exit Service Mode b Press the following buttons on the Remote Commander within 1 second of each other Info i Channel 5 Volume POWER SELF CHECK 000 RESERVED 00 000 RESERVED 00 002 MAIN_POWE 00 003 DC_ALERT 00 003 AUD_PROT 00 003 HDMI_EQ 00 003 TU_DEMOD 00 004 VLED 00 004 LD_ERR 00...

Page 22: ...r from the front cover Locate and unclamp the side clips to detach the BT Module and Wireless LAN Card Wireless LAN Card Wireless LAN Card BT Module BT Module REMOVING THE SMART CORE BLOCK 1 Disconnect 2 connectors from Smart Core Block 2 Locate and remove 2 screws 3 Grasp Smart Core Block and carefully pull upwards then disconnect Harness to detach from Panel Smart Core Block Smart Core Block 4 P...

Page 23: ...d mark are critical for safety Replace only with part number specified NOTE The components identified by a red outline and a mark contain confidential information Specific instructions must be adhered to whenever these components are repaired and or replaced See Appendix A TABLE TOP STAND 1 A 2033 095 A STAND RIGHT 60 KDL 60W855B ONLY 1 A 2033 093 A STAND RIGHT 70 KDL 70W855B ONLY 2 A 2033 094 A S...

Page 24: ...39 695 21 POWER SUPPLY CORD 54 4 262 708 04 CLAMPER CABLE 55 A 2035 754 A COVER UNDER 56 4 528 436 01 LABEL REAR TERMINAL ORDER THIS PART WHEN REPLACING THE REAR COVER 57 4 484 999 61 LABEL UNDER TERMINAL ORDER THIS PART WHEN REPLACING THE REAR COVER 58 4 484 998 01 LABEL SIDE TERMINAL ORDER THIS PART WHEN REPLACING THE REAR COVER 59 A 1998 593 A BRACKET SP LEFT 60 1 859 005 11 SPEAKER BOX LEFT 61...

Page 25: ...WER SUPPLY CORD 104 4 262 708 04 CLAMPER CABLE 105 A 2035 754 A COVER UNDER 106 4 528 436 01 LABEL REAR TERMINAL ORDER THIS PART WHEN REPLACING THE REAR COVER 107 4 484 999 61 LABEL UNDER TERMINAL ORDER THIS PART WHEN REPLACING THE REAR COVER 108 4 484 998 01 LABEL SIDE TERMINAL ORDER THIS PART WHEN REPLACING THE REAR COVER 109 A 1997 422 A BRACKET SP LEFT 110 1 859 005 11 SPEAKER BOX LEFT 111 4 4...

Page 26: ... 152 1 474 565 11 G2B BOARD COMPLETE 153 4 479 954 11 SHEET INSULATION G2 ORDER THIS PART WHEN REPLACING THE LCD PANEL 154 4 480 399 31 BRACKET REAR 155 A 1998 232 A TUS BOARD COMPLETE AFTER REPLACING THE TUNER BOARD YOU MUST UPDATE THE SOFTWARE TO THE LATEST VERSION 156 4 480 398 31 BRACKET UNDER 157 A 1998 286 A BAX BOARD COMPLETE AFTER REPLACING THE MAIN BOARD YOU MUST UPDATE THE SOFTWARE TO TH...

Page 27: ... 202 1 474 565 11 G2B BOARD COMPLETE 203 4 479 954 11 SHEET INSULATION G2 ORDER THIS PART WHEN REPLACING THE LCD PANEL 204 4 480 399 31 BRACKET REAR 205 A 1998 232 A TUS BOARD COMPLETE AFTER REPLACING THE TUNER BOARD YOU MUST UPDATE THE SOFTWARE TO THE LATEST VERSION 206 4 480 398 31 BRACKET UNDER 207 A 1998 286 A BAX BOARD COMPLETE AFTER REPLACING THE MAIN BOARD YOU MUST UPDATE THE SOFTWARE TO TH...

Page 28: ...7 01 PANEL BKT L REINSTALL THIS PART WHEN REPLACING THE LCD PANEL 253 A 1998 597 A BRACKET STAND OUT RIGHT REINSTALL THIS PART WHEN REPLACING THE LCD PANEL 254 A 1997 426 A BRACKET STAND IN REINSTALL THIS PART WHEN REPLACING THE LCD PANEL 255 A 1998 596 A BRACKET STAND OUT LEFT REINSTALL THIS PART WHEN REPLACING THE LCD PANEL 256 NA LCD PANEL FOR LCD PANELAND TCON BOARD PART NUMBER INFORMATION REF...

Page 29: ...7 01 PANEL BKT L REINSTALL THIS PART WHEN REPLACING THE LCD PANEL 303 A 1997 428 A BRACKET STAND OUT RIGHT REINSTALL THIS PART WHEN REPLACING THE LCD PANEL 304 A 1997 426 A BRACKET STAND IN REINSTALL THIS PART WHEN REPLACING THE LCD PANEL 305 A 1997 427 A BRACKET STAND OUT LEFT REINSTALL THIS PART WHEN REPLACING THE LCD PANEL 306 NA LCD PANEL FOR LCD PANELAND TCON BOARD PART NUMBER INFORMATION REF...

Page 30: ...nd a mark contain confidential information Specific instructions must be adhered to whenever these components are repaired and or replaced See Appendix A 351 4 474 894 01 BACK COVER 352 1 492 760 21 BT MODULE 353 1 458 723 21 WIRELESS LAN CARD 354 4 474 893 01 FRONT COVER 355 4 480 410 01 TOP COVER 356 A 1969 163 A HSC2 BOARD MOUNTED 357 A 1994 033 A BOTTOM CASE REF NO PART NO DESCRIPTION 352 353 ...

Page 31: ...d and or replaced See Appendix A CONNECTORS 401 404 402 403 451 454 452 453 401 1 910 804 26 CONNECTOR ASSEMBLY 14P G2B LD 402 1 848 159 11 LVDS FLEXIBLE FLAT CABLE 51P BAX TCON 403 1 910 804 24 HARNESS ASSEMBLY BAX LD G2B 404 1 910 804 23 CONNECTOR ASSEMBLY 30P BAX SC SU SPKS 451 1 910 804 30 CONNECTOR ASSEMBLY 14P G2B LD 452 1 848 160 11 LVDS FLEXIBLE FLAT CABLE 51P BAX TCON 453 1 910 804 28 HAR...

Page 32: ...et Stand Out 2 Main Board 6 Power Supply Board 5 Switch Unit Holder 1 Panel Bracket L 4 Panel Bracket M 3 Rear Bracket 1 Rear Cover 9 Cover Under 1 Smart Core Block 2 SCREW PSW M4X10 SCREW PSW M5X16 SCREW PSW M3X6 W12 SCREW PSW M3X6 SCREW BVTP 4X12 TYPE2 IT 3 2 580 599 01 2 580 608 01 4 256 393 01 2 990 421 41 2 580 639 01 P N DESCRIPTION KDL 60W855B 70W855B Tuner Board 4 Main Plate 5 AC Bracket 1...

Page 33: ...LABLE FOR SERVICE 1 458 628 21 3D GLASSES SINGLE KIT AVAILABLE FOR SERVICE MISCELLANEOUS PART NO DESCRIPTION 4 460 760 01 CASE BATTERY 3D GLASSES 4 460 761 01 PAD NOSE 3D GLASSES 4 485 653 01 CLAMPER CABLE M 4 452 919 01 GASKET SC 2 639 807 12 JOINT 4 100 136 01 SHEET CORE C KDL 70W855B ONLY 4 476 778 01 SHEET INSULATION 4 256 454 02 SPACER G A 4 474 176 01 TAPE ADHESIVE 0 024MM WHITE KDL 60W855B ...

Page 34: ...ey components shall be identified with a red outline and a 2 Only repair boards or components listed in the service 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 de...