Sony KDL-50R550A Service Manual Download Page 52

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KDL-50R550A/556A, 60R520A/550A, 70R550A(CH)

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HOOK POSITION

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2. KDL-60R520A/550A

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Rear Cover

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APPENDIX-1

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Summary of Contents for KDL-50R550A

Page 1: ...l manual issue 2 0 4 2013 Added the part to stick on LCD panel P 17 P 23 2 1 5 2013 A mounted circuit board added P 19 LCD Digital Color TV 9 888 526 03 HISTORY INFORMATION FOR THE FOLLOWING MANUAL ORIGINAL MANUAL ISSUE DATE 3 2013 RB1FK CHASSIS Segment BL ...

Page 2: ...SERVICE MANUAL LCD Digital Color TV 9 888 526 01 RB1FK CHASSIS Segment BL ...

Page 3: ...0A CH 3 MODEL LIST MODEL COLOR COMMANDER DEST MODEL COLOR COMMANDER DEST KDL 50R550A Black RM SD021 CHINA KDL 50R556A Black RM SD021 CHINA KDL 60R520A Black RM SD022 CHINA KDL 60R550A Black RM SD021 CHINA KDL 70R550A Black RM SD021 CHINA ...

Page 4: ... protect your property and avoid causing serious injury 䖤䗕㾚ᴎ䳔㽕䎇 ⱘҎ ሎᇌⱘ 㾚ᴎ䳔㽕ϸҎ ⱘҎ Carry the TV with an adequate number of people larger size TVs require two or more people ᨀ䖤ᯊᡞ ᬒ㕂 ℷ ⱘԡ㕂ᇍ 㾚ᴎⱘᅝܼঞ䙓 ܡ ᤳണᰃ䴲ᐌ䞡㽕ⱘǄ Correct hand placement while carrying the TV is very important for safety and to avoid damages Ⳍ ᅝܼ䚼ӊ䄺ਞ AFETY RELATED COMPONENT WARNING ᛣ ߚ㾷䳊ӊ ऩϞ 䰈ᕅ 䆚ⱘ䚼ӊᇍᅝܼ ᕜ 䬂 ᴀ ݠ SONY 㸹 ݠ Ϟߎ 䳊ӊোⷕⱘ䳊ӊᴹ ᤶ䖭ѯ䚼ӊǄ...

Page 5: ... ЁǄ Do not expose the LCD panel to direct sunlight 5 䙓 ܡ Ϣ 㾺Ǆᅗৃ㛑ᓩ䍋㒘ӊ ݙ 䚼ⷁ䏃Ǆ Avoid contact with water It may cause a short circuit within the module 6 ᔧ ᤶ㚠 ދ ܝ 䰈ᵕ㤻 ܝ ㅵ 䗚ব 䗚ব ⱘ催य़䕧ߎӮ 650VrmsǄ ᯊˈᮁᓔѸ Ǆ Disconnect the AC power when replacing the backlight CCFL or inverter circuit High voltage occurs at the inverter circuit at 650Vrms 7 㽕㒣ᐌ ሣⱘ䆱䇋䕃Ꮧᴤ Ǆ Always clean the LCD panel with a soft cloth material...

Page 6: ...at no wires are pinched or touching high wattage resistors Check that all control knobs shields covers ground straps and mounting hardware have been replaced Be absolutely certain that you have replaced all the insulators Look for unauthorized replacement parts particularly transistors that were installed during a previous repair Point them out to the customer and recommend their replacement Look ...

Page 7: ...s 0 75 V so analog meters must have an accurate low voltage scale The Simpson s 250 and Sanwa SH 63TRD are examples of passive VOMs that are suitable Nearly all battery operated digital multimeters that have a 2 VAC range are suitable see Figure A ᗢḋᡒࠄϔϾདⱘ ഄ How to Find a Good Earth Ground ދ ㅵᰃϔ ֱ䆕ⱘ ഄ䆒 Ѹ ᦦᑻⲦⲪᵓⱘ ԡ㶎ϱৠḋᰃ ഄⱘǄབᵰ㽕ᡞ ԡ 㶎ϱ ᴹ ഄ ᑨ ྚ ܜ 㸼䞣 ԡ㶎ϱϢ ދ ㅵП䯈ⱘ 䰏ˈབᵰ䇏 Ў䳊ˈ䆕ᯢℸ ԡ 㶎ϱ ᅲᰃ ഄⱘǄ A cold water pip...

Page 8: ...dentify the first of the problem areas Result for all of the following diagnostic items are displayed on screen If the screen displays a 0 no error has occurred ᕙᴎᣛ 䮾䅵 ᰒ DISPLAY OF STANDBY LED FLASH COUNT 㞾䆞ᮁ 䴶ᰒ SELF DIAGNOSTIC SCREEN DISPLAY བĀ ᯊ ᴎā Ā ᯊሣᐩϡᰒ āˈ䖭ѯ᮴ ᅮⱘᬙ䱰 ᗕˈ䖭ѯ ৃ㛑Пࠡⱘᬙ䱰Ӯ 䴶Ёᰒ ߎᴹ For errors with symptoms such as power sometimes shuts off or screen sometimes goes out that cannot be confi...

Page 9: ...s displayed on the screen are not automatically cleared always check the self diagnostic screen After you have completed the repairs clear the result display to 0 䰸㞾៥䆞ᮁ㸼 Clearing the Self Check Diagnostic List 1 ᬙ䱰ग़ 䆄ᔩ 䞣 Error history and Error count 2 ሣ䖤㸠ᯊ䯈 Panel operation time ᣝ乥䘧䬂8 Press the Channel 8 乥䘧䬂0 Channel 0 ᣝ乥䘧䬂7 Press the Channel 7 乥䘧䬂0 Channel 0 䗔ߎ㞾䆞ᮁሣᰒ Exiting the Self diagnostic sc...

Page 10: ...truction parts of an assembled part are indicated with a collation number in the remark colum Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items SEC 1 DISASSEMBLY AND PARTS LIST Note About the wire dressing disassembly of rear cover and service position please refer to APPENDIX 1 ...

Page 11: ...46 738 11 POWER SUPPLY CORD 5 4 299 530 11 AC COVER 6 4 464 820 31 REAR COVER 50FUGF 2 580 608 01 SCREW PSW M5X16 4 445 507 01 SCREW PWH M3X8 W12 4 159 298 21 SCREW PSW M4X10 4 443 433 01 SCREW PH M3X6 Use shape of No 1 driver 7 685 646 79 SCREW BVTP 3X8 TYPE2 IT 3 2 580 639 01 SCREW BVTP 4X12 TYPE2 IT 3 DISASSEMBLY AND PARTS LIST 1 1 2 STAND SHAFT AND NECK 5 4 2 1 3 1 1 3 AC COVER AND REAR COVER ...

Page 12: ... 50 MB TCON 51P 15 Refer to 1 4 MOUNTED PWB WF 16 4 451 589 01 FRAME BOTTOM L 50FUGF 17 1 895 403 21 MOUNTED PWB A 18 1 858 890 11 LOUD SPEAKER L 45X200MM 19 1 910 108 31 FFC CABLE 50 MB KEY 6P 20 1 811 832 11 LCD PANEL L500FFF3 21 1 492 330 11 SWITCH UNIT 22 1 846 734 21 CABLE ANTENNA 23 1 846 734 11 CABLE ANTENNA 24 1 910 108 30 FFC CABLE 50 MB IR 10P 25 1 895 376 21 MOUNTED PWB H 26 4 464 819 0...

Page 13: ...0A CH 13 1 1 5 1 1 1 CUSHION PANEL 1 1 1 KDL 50R550A 556A Part Name CUSHION PANEL 495X20 Part Number 4 470 607 01 Note Symmetry Part Name CUSHION PANEL 180X4 Part Number 4 470 608 01 4 5 Note Symmetry Hold the FFC cable DISASSEMBLY AND PARTS LIST ...

Page 14: ...KDL 50R550A 556A 60R520A 550A 70R550A CH 14 1 1 5 1 1 1 CUSHION PANEL 2 1 1 KDL 50R550A 556A Part Name CUSHION PANEL 70X40 Part Number 4 470 609 01 Corner end Corner end 0 2 0 2 ...

Page 15: ...ALING A 1 1 KDL 50R550A 556A 3 RC core side view at speaker area 1 L R Align Align 06 Sponge spec 40x30x21 7mm 40mm 30mm 21 7m m Spong e 9B Align this rib 1 PART No DESCRIPTION MARK 4 470 605 01 CUSHION SEALING A 3 06 RC add 2 sponges DISASSEMBLY AND PARTS LIST ...

Page 16: ...CUSHION SEALING B 3 A 06 Add 4 sponges between Source board Cover and Bracket 1 1 1 3 Source board Cover L 3 Source board Cover R 8 42 R side tolerance and position is symmetric 06 Sponge spec 15x40x4 2mm Align this radius edge Align this edge line 1 75 Align this edge line Align this edge line DISASSEMBLY AND PARTS LIST 75 75 ...

Page 17: ...DL 50R550A 556A 60R520A 550A 70R550A CH 17 1 1 8 90X30MM AL FOIL 1 1 KDL 50R550A 556A PART No DESCRIPTION MARK 4 472 645 01 90X30MM AL FOIL Align to two edges at panel concave DISASSEMBLY AND PARTS LIST ...

Page 18: ... 626 01 NECK L 3L3 4 1 846 738 31 POWER SUPPLY CORD 5 4 451 600 01 COVER AC 60FUGF 6 4 464 826 31 REAR COVER 60FUGF 2 580 608 01 SCREW PSW M5X16 4 445 507 01 SCREW PWH M3X8 W12 2 580 602 01 SCREW PSW M4X12 7 685 646 79 SCREW BVTP 3X8 TYPE2 IT 3 2 580 639 01 SCREW BVTP 4X12 TYPE2 IT 3 1 2 2 STAND SHAFT AND NECK 5 4 1 2 3 AC COVER AND REAR COVER 6 2 1 3 DISASSEMBLY AND PARTS LIST ...

Page 19: ...L 60R520A 1 895 403 41 MOUNTED PWB A for KDL 60R550A 18 1 910 108 33 CONNECTOR ASSY 60 MB SP LR 4P 19 1 858 890 11 LOUD SPEAKER L 45X200MM 20 1 910 108 37 FFC CABLE 60 MB KEY 6P 21 1 811 849 11 LCD PANEL JE600D3LC7N for KDL 60R520A 1 811 848 11 LCD PANEL JE600D3LC5N for KDL 60R550A 22 1 492 330 11 SWITCH UNIT 23 1 910 108 36 FFC CABLE 60 MB IR 10P 24 1 895 376 21 MOUNTED PWB H 25 4 464 825 41 BEZE...

Page 20: ...KDL 50R550A 556A 60R520A 550A 70R550A CH 20 1 2 5 STUD 1 2 KDL 60R520A 550A v 1 2 3 4 5 6 REF No PART No DESCRIPTION MARK 4 470 612 01 STUD H5 0 DISASSEMBLY AND PARTS LIST ...

Page 21: ...OVER AC 60FUGF 3 4 446 627 01 NECK R 3L3 4 4 446 639 01 STAND SHAFT 4L3 5 4 446 626 01 NECK L 3L3 6 4 464 832 31 REAR COVER 70FUGF 2 580 608 01 SCREW PSW M5X16 4 445 507 01 SCREW PWH M3X8 W12 2 580 602 01 SCREW PSW M4X12 7 685 646 79 SCREW BVTP 3X8 TYPE2 IT 3 2 580 639 01 SCREW BVTP 4X12 TYPE2 IT 3 1 3 2 STAND SHAFT AND NECK 2 1 1 3 3 REAR COVER 6 4 3 5 DISASSEMBLY AND PARTS LIST ...

Page 22: ...WB WF 16 1 910 108 38 CONNECTOR ASSY 70 MB PSU 14P 17 1 895 403 41 MOUNTED PWB A 18 1 910 108 39 CONNECTOR ASSY 70 MB SP LR 4P 19 1 858 890 11 LOUD SPEAKER L 45X200MM 20 1 910 108 43 FFC CABLE 70 MB KEY 6P 21 1 811 850 11 LCD PANEL JE695D3LB4N 22 1 492 330 11 SWITCH UNIT 23 1 910 108 42 FFC CABLE 70 MB IR 10P 24 1 895 376 21 MOUNTED PWB H 25 4 464 831 31 BEZEL 70FUGF 26 4 451 601 01 BRACKET VESA 7...

Page 23: ...0XW30MM PART No DESCRIPTION MARK 4 472 646 01 CONDUCTIVE TAPE L50XW30MM Top side align to screw holes Other sides Only have to cover the gap of panel Top side align to screw holes Other sides Only have to cover the gap of panel 1 3 KDL 70R550A DISASSEMBLY AND PARTS LIST ...

Page 24: ...0R520A 550A 70R550A CH 24 1 4 KDL 50R550A 556A 60R520A 550A 70R550A WIFI WIFI MODULE A BOARD A BOARD 1 REF No PART No DESCRIPTION MARK 1 1 895 409 11 MOUNTED PWB WF 4 470 610 01 SCREW PSW M2X3 DISASSEMBLY AND PARTS LIST ...

Page 25: ...KDL 50R550A 556A 60R520A 550A 70R550A CH 25 1 5 KDL 60R520A 550A 70R550A STUD REF No PART No DESCRIPTION MARK 4 470 611 01 STUD H8 5 A BOARD ...

Page 26: ...or KDL 60R520A 1 754 848 11 ANTENNA ISOLATOR X 2586 998 1 PASSIVE 3D GLASSES Except KDL 60R520A 4 464 822 01 SHEET INSULATION FUGF for 50 inch 4 464 971 01 SHEET INSULATION FUGF for 60 inch 4 464 972 01 SHEET INSULATION FUGF for 70 inch 4 467 942 01 SPACER H7 5 for 50 inch 4 468 025 01 SPACER H8 0 for 60 inch 4 468 027 01 SPACER H9 0 for 70 inch 1 6 1 MISCELLANEOUS DISASSEMBLY AND PARTS LIST ...

Page 27: ...ection Usb Fact SERIAL NUMBER EDID 001A388 MODEL NAME EDID KDL 50R550A Set Home Exit Panel Selection MODEL NAME EDID 35_JE695D3LB4N_CHD KDL 50R550A KDL 50R556A 40_JE600D3LC5N_CHD KDL 60R550A 47_JE600D3LC7N_CHD KDL 60R520A 45_LC500EUD_CHD KDL 70R550A Set Home Exit 3 2 0 57 When replace Main Board or panel please confirm Panel Selection and MODEL NAME EDID in service mode 4 57 6 5 57 1 If they are d...

Page 28: ...JUSTMENT 4 How to use the remote commander 5 After entering service mode then turn off the power switch Function The flow of control Service mode on Info 5 Vol Up Power Service mode off Other Power off on Adjustment Item up down Data Value up down ...

Page 29: ... OK NG OMD Symptom improvement 8 NLT S 4E Long AC off 15 min and then Power On Z U H53QXWGY6 Enter Service Mode and check Self diagnosis history NG OK QXNLF F P TA I2 Check the harness PSU to M B connection NG OK T Fix the harness connection 7 DWGY6 IF MAIN_POWER 0 or DC_ALERT1 0 DWGY6 IF AUDIO_PROT 0 DWGY6 BACKLIGHT_ERR 0 C9 F Change Main board C9KB1 Change Panel C9 F Change Main board OK No No Y...

Page 30: ...om improvement 2 6V Change Main board Change Main board 5 2 time blinking 2 4 7 20 Check REG 12V at CN201_Pin 3 8 on Main board 11 8 13 2V 0 29 6 Replace the harness between PSU and Main board NG NG 2 4 7 20 Check PSU_EN at CN201_Pin 6 on Main board 2 6V 380 29 6 Check the harness PSU to M B connection NG OK 9 6 Fix the harness connection OK ...

Page 31: ... 2 Change Speaker 5F 3 8 8 7 H Check SYS_3 3V at U204_Pin 6 on Main Board 3 135 3 465V 5F H8I Check the speaker Impedance at the SP Connector 8ohm 15 GL 2 3 U204 etc Change Main board 6 JK BC GL 2 3 Demo Audio Tuner etc Change Main board 947 DC_ALERT NG OK NG OK JK AUDIO NG OK A 3 H8D Check the harness M B to Speaker connection NG OK E0D Fix the harness connection TROUBLE SHOOTING ...

Page 32: ...ange T CON 5 2 Replace the FFC LVDS Between PSU and Panel OK FFC LVDS 29 FFC LVDS issue 7 0 3 Check PANEL_EN at U4006_pin6 on the Main board 2V 2V NG 11 4V 11 4V Change Main board Change Main board 4 5 2 Check the FFC LVDS Between PSU and Panel connection NG OK 6 2 Fix the FFC LVDS connection Change Panel T CON 9 T CON issue OK NG TROUBLE SHOOTING ...

Page 33: ...d Panel OK DNP FFC LVDS issue L 8 C E Check PSU_BL_ERR at CN201_Pin 13 on the Main board 0 7V 1 8V NG 5 8 Replace PSU OK 8NP PSU issue NG 2 4V 2 4V 5 8 Change Main board 5 8 Change Main board AG 8 8 O I D Check the harness PSU to M B connection NG OK K1I 8 8 O I D Fix the harness connection AG 8 4 O D Check the FFC LVDS Between PSU and Panel connection NG OK K1I D Fix the FFC LVDS connection OK KD...

Page 34: ...Replace PSU to Panel Harness Harness issue Change Main board NG NG PSU issue Change Panel Change PSU NG OK OK 6 Symptom improvement 6 Symptom improvement Main board issue AG 8 4 O I D Check the harness PSU to Panel connection NG OK Fix the harness connection AG 8 4 O D Check the FFC LVDS PSU to Panel connection NG OK Fix the FFC LVDS connection Change Main board 963B No display H NP Signal or Equi...

Page 35: ... 13 Speaker Harness issue Replace Main board Main board issue Change Speaker NG NG Check the Speakers setting Change to TV Speaker Audio System TV Speakers Symptom improvement Symptom improvement Check if TV is set to Mute Yes No Change to Un mute OK OK TROUBLE SHOOTING ...

Page 36: ...on malfunction KDL 42 47R500A CH Button malfunction on the TV Replace the harness between Main board and Key module Key module issue Harness issue Change Key module Change Main board NG NG Symptom improvement Symptom improvement OK OK TROUBLE SHOOTING ...

Page 37: ...light at power indicator 2 Change Main board to IR board FFC 13 IR FFC issue NG 0 Green LED blinks at power indicator when using commander near sensor s window OK NG Change Main board NG Change IR board 13 IR board issue Change Remote Control battery Symptom improvement Symptom improvement OK OK TROUBLE SHOOTING ...

Page 38: ...KDL 50R550A 556A 60R520A 550A 70R550A CH 38 SEC 4 DIAGRAMS 4 1 BLOCK DIAGRAM ...

Page 39: ...KDL 50R550A 556A 60R520A 550A 70R550A CH 39 DIAGRAMS 4 2 CONNECTOR DIAGRAM 4 2 1 KDL 50R550A 556A ...

Page 40: ...KDL 50R550A 556A 60R520A 550A 70R550A CH 40 4 2 CONNECTOR DIAGRAM 4 2 2 KDL 60R520A 550A 70R550A DIAGRAMS ...

Page 41: ...550A CH 41 4 3 CIRCUIT BOARDS LOCATION KDL 50R550A 556A A Board Switch Unit G4 Board H Board KDL 60R520A 550A A Board Switch Unit GE60 Board H Board KDL 70R550A Switch Unit H Board A Board GE70 Board WF Board WF Board WF Board DIAGRAMS ...

Page 42: ...KDL 50R550A 556A 60R520A 550A 70R550A CH 42 END 9 888 526 01 English 2013CL08 Data Made in Japan 2013 03 Sony Corporation Home Entertainment Sound Business Group ...

Page 43: ...43 KDL 50R550A 556A 60R520A 550A 70R550A CH 1 LAY DOWN THE SET IN A FLAT TABLE DISASSEMBLY OF REAR COVER AND SERVICE POSITION Make sure no mess things under the front set 1 APPENDIX 1 ...

Page 44: ...44 KDL 50R550A 556A 60R520A 550A 70R550A CH 2 DISASSEMBLY THE STAND APPENDIX 1 3 REMOVE THE STAND ...

Page 45: ...45 KDL 50R550A 556A 60R520A 550A 70R550A CH 4 UNLOCK SCREWS 50 60 70 APPENDIX 1 ...

Page 46: ...H 5 REMOVE THE REAR COVER 2 6 4 Take off the AC cover first 60 70 3 2 6 4 3 0 5 4 For 60 70 Insert the AC cord thought the rear cover hole then remove the rear cover 2 6 Take off the AC cable 3 4 Lift up the rear cover rom the bottom APPENDIX 1 ...

Page 47: ...A 550A 70R550A CH 5 REMOVE THE REAR COVER 3 3 50 60 3 3 7 4 For 70 there are two hooks and one hook for 50 60 on both of the bottom side please take carefully to take off the RC and be sure the hooks won t be damaged APPENDIX 1 ...

Page 48: ...48 KDL 50R550A 556A 60R520A 550A 70R550A CH 6 INSTALL THE STAND 19 M5x16 Put the stand close to under frame and lock it with the screws M5x16 7 SET UP THE SET APPENDIX 1 ...

Page 49: ...49 KDL 50R550A 556A 60R520A 550A 70R550A CH 1 KDL 50R550A 556A HOOK POSITION APPENDIX 1 ...

Page 50: ...50 KDL 50R550A 556A 60R520A 550A 70R550A CH 1 KDL 50R550A 556A 4 Rear Cover APPENDIX 1 HOOK POSITION ...

Page 51: ...51 KDL 50R550A 556A 60R520A 550A 70R550A CH 2 KDL 60R520A 550A APPENDIX 1 HOOK POSITION ...

Page 52: ...52 KDL 50R550A 556A 60R520A 550A 70R550A CH 8 8 8 HOOK POSITION 2 KDL 60R520A 550A 4 Rear Cover APPENDIX 1 ...

Page 53: ...53 KDL 50R550A 556A 60R520A 550A 70R550A CH 3 KDL 70R550A APPENDIX 1 HOOK POSITION ...

Page 54: ...54 KDL 50R550A 556A 60R520A 550A 70R550A CH 8 8 8 HOOK POSITION 3 KDL 70R550A 4 Rear Cover APPENDIX 1 ...

Page 55: ...one file to USB memory for software update 55 1 KDL xxRxxxx 2 xxxxxxx 3 vx xxx THE CONFIRMATION OF THE SOFTWARE VERSION OF THE TV SET Entering product information of setting menu Please use the latest software HOME Settings Set up Product Information G L L 2 BL CH sony_fw_2013_xxxx_LCDF1 pkg APPENDIX 2 SOFTWARE DATA UPDATE 3 195 N I8D Note When changing Main board Model Name and Serial Number will...

Page 56: ...hether it is the latest software Product information of setting menu HOME Settings Set up Product Information APPENDIX 2 USB SOFTWARE UPDATE BY USB MEMORY 1 Turn on the TV 2 Unplug the AC power code 3 USB Connect the USB memory y y 4 Plug the AC power cord then update starts automatically 5 USB Unplug AC power cord and disconnect USB memory 6 Plug the AC power cord then turn on the TV CONFIRM SOFT...

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Sony KDL-50R550A, Service Manual

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