Sony KD-55A9G Service Manual
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Sony KD-55A9G Service Manual

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2019/04/19 01:55:00 (GMT+09:00)
SERVICE MANUAL (COMMON)
ORIGINAL MANUAL ISSUE DATE: 2019.04
(See next page (for revision )
Conditions of Use:
(1) Please use this information only for the purpose of performing repair, maintenance and/or configuration services of the Sony products
(hereinafter the "Repair services") under the service agreement entered into with the Sony group company (hereinafter the "Service
agreement"). Using this information for any purpose other than the purpose described foregoing is forbidden.
(2) Only the Authorized Servicer's officers, employees or subcontractors (including their officers and employees) whose duties justify a need-to-
know and who have agreed to hold confidential this information (collectively hereinafter the "Permitted users") are permitted to access and
use this information. To disclose or disseminate to any person other than the Permitted users is forbidden.
(3) Destroy or erase any and all portion of this information promptly in an irrecoverable and secure fashion after achieving the purpose
described in Section (1) above.
(4) Do not copy, replicate, reproduce, alter, translate, transmit, sell, lease, or distribute this information in whole or in part without the prior
written permission of the author.
(Notwithstanding foregoing, it is permitted to copy and distribute this information to the Permitted users.)
(5) Please notify immediately any leakage, loss, theft, misappropriation, or other misuse of this information by e-mail to the following address:
somk-gcs-tissnexim-adm@jp.sony.com
(6) In addition to the above, the terms and conditions of the Service agreement shall be applied to using this information.
Revision of Information:
This information may be changed or updated at any time without any prior notice. Please confirm that this information is up-to-date before
using it.
GN5UR CHASSIS
Segment: SP
9-888-771-01
LCD TV
Sony EMCS (M) Sdn. Bhd., SVPM
© 2019.04
1
SYS SET

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  • Page 1 Conditions of Use: (1) Please use this information only for the purpose of performing repair, maintenance and/or configuration services of the Sony products (hereinafter the “Repair services”) under the service agreement entered into with the Sony group company (hereinafter the “Service agreement”).
  • Page 2 2019/04/19 01:55:00 (GMT+09:00) REVISION HISTORY Version Date Subject 2019.04 1. 1 Issue SYS SET...
  • Page 3 2019/04/19 01:55:00 (GMT+09:00) MODEL LISTS THIS SERVICE MANUAL CONTAINS COMMON INFORMATION FOR BELOW REGIONS AND MODELS: REGION ASIA AMERICA EUROPE CHINA JAPAN MODEL KD-55A9G KD-65A9G KD-77A9G XBR-55A9G XBR-65A9G XBR-77A9G KD-55AG9 KD-65AG9 KD-77AG9 KJ-55A9G KJ-65A9G KJ-77A9G SYS SET...
  • Page 4 2019/04/19 01:55:00 (GMT+09:00) TABLE OF CONTENTS Section Title Page SAFETY NOTES SELF DIAGNOSTIC FUNCTION TROUBLE SHOOTING SERVICE ADJUSMENT DIAGRAMS Please refer Service Manual – Unique for below information : -Dissassy and Removal Caution -Wire Dressing -Circuit Board Location -Exploded Views and Parts List Note: Pictures provided in this manual may have difference from actual sets.
  • Page 5 Replace these components with Sony parts whose part inverter circuit. (High voltage occurs at the inverter circuit at 650Vrms) numbers appear as shown in this manual or in supplements published by Sony. 7) Always clean the LCD panel with a soft cloth material.
  • Page 6 2019/04/19 01:55:00 (GMT+09:00) 10) During the repair, DO NOT leave the Power On or Burn-in period for *Do not recommend power-on in the conditions which laid face down the more than 1 hour while the TV is face down on a cloth. Refer Figure 1 . panel, in repair activity.
  • Page 7 2019/04/19 01:55:00 (GMT+09:00) To reduce the risk of image retention: Other feature •Fill the screen by changing [Wide mode] to eliminate the black bars. The screen brightness is automatically reduced when displaying still Select [Wide mode] other than [Normal]. images, clocks, bright colours or logos etc. •Turn off the OSD (On Screen Display) by pressing the DISPLAY button, and turn off the menus from connected equipment.
  • Page 8 2019/04/19 01:55:00 (GMT+09:00) ※Things to prepare in advance 1) Caution for Board handling(Stress) Be sure to observe the following contents. ESD wrist-strap ① Hold the board with both hands ESD cushion/sheet ② Do not hold/push Heat-Sink Please use a bag containing the board or a special seat ③...
  • Page 9 2019/04/19 01:55:00 (GMT+09:00) ⑦Do not hold Heat-Sink when take out or install it.. ④Regardless of Good board or Defective board, always put it on ESD cushion/sheet slowly. ⑤Do not stack up 2) Caution for Board handling(ESD) Be sure to observe the following contents. ①When take off Rear-Cover, ②Use ESD wrist-strap do not touch to board...
  • Page 10 2019/04/19 01:55:00 (GMT+09:00) ※Installation example of wrist-strap ③When holding board, do not hit/touch to Plastic part(s) Please connect the clip to the metal part of the chassis of the TV with the wristband grounded. Below is a grounding example of each model. ＜K*-55/65A9F＞...
  • Page 11 2019/04/19 01:55:00 (GMT+09:00) 1-4. Caution About the Lithium Battery 1-6. Leakage Test 1)Danger of explosion if battery is incorrectly replaced. Replace only with (To protect electric shock when customer touch the terminal.) the same or equivalent type. Leakage current can be measured by V: Voltmeter or oscilloscope 2) Outer case broken battery should not contact to water.
  • Page 12 2019/04/19 01:55:00 (GMT+09:00) 1-7. How to Find a Good Earth Ground The servicing of these boards requires special precautions. It is 1)A cold-water pipe is a guaranteed earth ground; the cover-plate strongly recommended to use Lead Free Solder material in order to retaining screw on most AC outlet boxes is also at earth ground.
  • Page 13 2019/04/19 01:55:00 (GMT+09:00) SECTION 2 SELF DIAGNOSTIC FUNCTION The units in this manual contain a self-diagnostic function. If an error occurs, the Smart Core Red LED will automatically begin to flash. The number of times the LED flashes translates to a probable source of the problem. A definition of the Smart Core Red LED flash indicators is listed in the instruction manual for the user’s knowledge and reference.
  • Page 14 2019/04/19 01:55:00 (GMT+09:00) Self Diag. Quick Reference (Not LED blinking [Record Only])) Error Item SB/SBL TU_DEMOD <B> Tuner board set detect signal monitoring <B> Tuner board set detect signal monitoring <B> Tuner board set detect signal monitoring None TCON ERR <T> T-CON device I2C communication failure <T>...
  • Page 15 2019/04/19 01:55:00 (GMT+09:00) Self Diagnosis service menu Entry (Self Diagnosis Display) Exit - Go to the standby by a remote. -If you want to finish service mode app, do AC OFF/ON →*Service mode app is disable perfectly - Push the buttons sequentially: <Display><5><Vol-><Power>...
  • Page 16 2019/04/19 01:55:00 (GMT+09:00) Self Diagnosis Display (CX/CS) Error Item Error count FY19 model (SB/SBL/SP) Format of error timestamps YYMMDDhhmmss (in UTC) SELF CHECK Example: 120823132523 -> Aug 23 2012 13:25:23 UTC Back << * Only when time is set, an error timestamp 002 MAIN POWER 000000000000 000000000000...
  • Page 17 2019/04/19 01:55:00 (GMT+09:00) Self Diagnosis Display (SP only) How to confirm Panel ON time[hour] /Panel Refresh times[times] - Panel ON time Ex) 100 / 20 - Panel Refresh times Enter Self Diagnosis Display. ‘Green button’ Then Push remote controller. Then display upper right corner. SELF CHECK Back <<...
  • Page 18 2019/04/19 01:55:00 (GMT+09:00) Retry Limitation by Remote/Power Key Smart Core Error Name Retry Permission Times Note Red LED blinking count Number of off/on action for MAIN_POWER shutdown is recorded to MAIN_POWER STDWN_RTRY_LIMIT_MAINPOWR = 1 STDWN_OFFON_CNT_MAIN_POWER. DC_ALERT (5V) STDWN_RTRY_LIMIT = 2 AUD_ERR STDWN_RTRY_LIMIT = 2 LD_ERR STDWN_RTRY_LIMIT = 2 BCM_ERR...
  • Page 19 2019/04/19 01:55:00 (GMT+09:00) SECTION 3 TROUBLESHOOTING Triage Chart Before you make the service call… CHASSIS: 1. Confirm the symptom from the customer. 2. Select that symptom from the chart. 3. Bring all the boards and cables listed for that symptom. 4. Follow the troubleshooting charts in the technical guides to isolate the board. 5.
  • Page 20 2019/04/19 01:55:00 (GMT+09:00) 1.0 No Power BM3J19 Board Model No Power Check STBY 3.3V Replace C805 Between G* Board to G* Board near CN800 BM3J19 Board Harness on BM3J19 board Harness BM3J19 Board u-Com Failure DDCON/LDO Main Device Failure (Supplementary information) SYS SET...
  • Page 21 2019/04/19 01:55:00 (GMT+09:00) 1.2 No Power u-com Failure BM3J19 Board LCD Model P-on u-com control signal path summary DDC : 1.0V_M3_CORE (IC608), 1.0V_M3_CPU (IC609), PGOOD_1 +3.3V_STBY #pin6 1.0V_M_GPU (IC610) #pin9 BM3J Vdd u-com supply P_ON_#1 DDCs : 0.9V_BE (IC6602), 0.8V_BE (IC6604) voltage #pin12 DDCs : 5V_MAIN&5.0V_VBUS&5V_AUDIO (IC402), 3.3V_MAIN &3.3V_AUDIO(IC403),...
  • Page 22 2019/04/19 01:55:00 (GMT+09:00) 1.2 No Power u-com Failure BM3J19 Board OLED Model P-on u-com control signal path summary DDC : 1.0V_M3_CORE (IC608), 1.0V_M3_CPU (IC609), PGOOD_1 +3.3V_STBY #pin6 1.0V_M_GPU (IC610) #pin9 BM3J Vdd u-com supply P_ON_#1 DDCs : 0.9V_BE (IC6602), 0.8V_BE (IC6604) voltage #pin12 DDCs : 5V_MAIN&5.0V_VBUS&5V_AUDIO (IC402), 3.3V_MAIN &3.3V_AUDIO(IC403),...
  • Page 23 2019/04/19 01:55:00 (GMT+09:00) 1.2 No Power u-com Failure BM3J19 Board LCD Model START Check 12V_MON Check VDD Check 12.7V_MAIN Line R822 Voltage. C818 Voltage. Check 3.3V_STBY Line (C805, CN800 #9pin) (from G board). Is the voltage >2.6V? Is the voltage >3.0V? Check DC_OFF_DET R824 Check TYPE_DET Type Detection Circuit problem.
  • Page 24 2019/04/19 01:55:00 (GMT+09:00) 1.2 No Power u-com Failure BM3J19 Board OLED Model START Check +12V_MAIN Line (from G board). Check “AC_OFF_DET_OUT” Check 12V_MON (GPIO_18 from IC7000) Check VDD R822 Voltage. Check “AC_DET_IN” C818 Voltage. Check 3.3V_STBY Line (C805, CN800 #9pin) Is the voltage >2.6V? (C826, CN800 #16pin Is the voltage >3.0V? from G board)
  • Page 25 2019/04/19 01:55:00 (GMT+09:00) 1.2 No Power u-com Failure Previous page BM3J19 Board LCD and OLED Model Check P_ON_#2 Check BL_ON CL812 R831 Change IC800 Change IC800 P-on u-com #pin13 (IC800) P-on u-com #pin7 (IC800) is >3.0V? Is the voltage >3.0V? Check P_ON_HL CL810 u-com IC800 is working OK Change IC800...
  • Page 26 2019/04/19 01:55:00 (GMT+09:00) 1.3 No Power DDCON/LDO Check item summary BM3J19 Board Model Board Operation IC Ref Voltage supply Output ref. Enable pin Enable source Fuse Vcc ref. BM3J19 IC400 1.2V_HDMI C434 R417 P-on u-com IC800 #pin13 C433 BM3J19 DC/DC IC401 1.8V_TU_P C402 D402 cathode P-on u-com IC800 #pin13...
  • Page 27 2019/04/19 01:55:00 (GMT+09:00) 1.3 No Power DDCON/LDO Check item summary BM3J19 Board Model Board Operation IC Ref Voltage supply Output ref. Enable pin Enable source Fuse Vcc ref. BM3J19 IC6600 1.8V_BE_LDO C6601 IC6601 #PIN5 P-on u-com IC800 #pin13 C6600 BM3J19 DC/DC IC6601 1.5V_BE_DDR C6606 IC6601 #PIN5 P-on u-com IC800 #pin13 F6600 C6605...
  • Page 28 2019/04/19 01:55:00 (GMT+09:00) 1.3 No Power DDCON/LDO BM3J19 Board Model IC Ref Voltage supply DDCON check IC601 1.2V_M3_DDR START Check IC402 Vcc voltage Check Vcc voltage Check C423 Change D600 C603 D600 Is voltage >12V? Is voltage >3V? Is diode alive? Check 3.3V_STBY. G* board Check Vcc voltage Check...
  • Page 29 2019/04/19 01:55:00 (GMT+09:00) 1.3 No Power DDCON/LDO BM3J19 Board Model DDCONs check Board Operation IC Ref Voltage supply BM3J19 DC/DC IC401 1.8V_TU_P Please refer page-26~29 for BM3J19 DC/DC IC402 5V_MAIN/5V_AUDIO Ref number. START BM3J19 DC/DC IC403 3.3V_MAIN/3.3V_AUDIO BM3J19 DC/DC IC405 1.8V_TU BM3J19 DC/DC IC601 1.2V_M3_DDR...
  • Page 30 2019/04/19 01:55:00 (GMT+09:00) 1.3 No Power DDCON/LDO BM3J19 Board Model LDOs check Board Operation IC Ref Voltage supply BM3J19 IC400 1.2V_HDMI Please refer page-26~29 for BM3J19 IC602 1.05V_M3_STBY Ref number. BM3J19 IC603 1.05V_M3_ST_ET BM3J19 IC606 2.5V_M3_DDR START BM3J19 IC607 1.8V_EMMC BM3J19 IC6600 1.8V_BE_LDO Check 3.3V_DDC_OUT DDCON...
  • Page 31 2019/04/19 01:55:00 (GMT+09:00) 1.4 NO POWER – Muffin3 Failure Muffin Fail Suspected Muffin LOG is Write DDR check Replace DDR Is there DDR error? displayed bootloader Check Muffin Log Power uCom and Follow 1.2&1.3 related to eMMC Replace eMMC DDCON/LDO OK? Is there “CRC error” Crystal X1200 Replace crystal Is there 24MHz?
  • Page 32 2019/04/19 01:55:00 (GMT+09:00) 1.5 NO POWER – Muffin3 Replacement Muffin3 replacement flow eMMC need to be eMMC replacement replaced when changing Muffin3. Muffin3 replacement SW write SYS SET...
  • Page 33 2019/04/19 01:55:00 (GMT+09:00) 2.0 LED Blinking: 2x (Main power Error) BM3J19 2-time blinking Check “12.7V_MAIN” at pin 5~8 of CN800 G Board on BM3J19 Board, Voltage > 13.2V ? BM3J19 Board SYS SET...
  • Page 34 2019/04/19 01:55:00 (GMT+09:00) Check point for BM3J19 Name Board PWB (A side) Detail CN800 BM3J19 CN800 5,7pin 12.7V_MAIN SYS SET...
  • Page 35 2019/04/19 01:55:00 (GMT+09:00) Detail of 3x LED Blinking Error Item Number of STBY Description LED flashing Uroboros2 DC_ALERT Main board 5V power rail monitoring AUD_ERR Audio amp error detection TV Business Division SYS SET...
  • Page 36 2019/04/19 01:55:00 (GMT+09:00) 2.1 LED Blinking: 3x (DC Alert Error) BM3J19 3-time blinking (DC Alert) Check “12.7V_MAIN” Check “5.0V_VBUS” at pin 5~8 of CN800 at C431 on BM3J19 board Retry on BM3J19 board, 4.959V<Voltage<5.285V? Voltage = 12.2~13.2V? BM3J19 Board G Board TV Business Division SYS SET...
  • Page 37 2019/04/19 01:55:00 (GMT+09:00) Check point for BM3J19 Name Board PWB (A side) Detail B side CN800 5.0V_VBUS at C431 BM3J19 12.7V_MAIN Pin 5,7 of CN800 SYS SET...
  • Page 38 2019/04/19 01:55:00 (GMT+09:00) Detail of 3x LED Blinking Error Item Number of STBY Description LED flashing Uroboros2 DC_ALERT Main board 5V power rail monitoring AUD_ERR Audio amp error detection (Supplementary information) SYS SET...
  • Page 39 2019/04/19 01:55:00 (GMT+09:00) 2.2 LED Blinking: 3x (Audio Error) LED 3x blinking (Audio Error) Replace G Board G Board Power Off Check Go to 3.3 Measure the Speaker Replace impedance by multi-meter Speaker Less than 3Ω ? Power On Check Go to 3.4 Speaker Harness (Supplementary information) SYS SET...
  • Page 40 2019/04/19 01:55:00 (GMT+09:00) Detail of 4x LED Blinking Error Number of STBY Description Item LED flashing Uroboros2 LD_ERR LED voltage error detection with LD IC LD IC initialize or I2C communication error detection. BCM_ERR TV Business Division SYS SET...
  • Page 41 2019/04/19 01:55:00 (GMT+09:00) 2.3 LED BLINKING 4x (LED Voltage Error) BM3J19 4-time blinking (LED Voltage) High Check “LD_ERR_DET” Voltage Replace LD board Panel at CL7224 on BM3J19 Board BM3J19 Board LD Board SYS SET...
  • Page 42 2019/04/19 01:55:00 (GMT+09:00) Check point for BM3J19 Name Board PWB (A side) Detail BM3J19 CL7224 LD_ERR_DET SYS SET...
  • Page 43 2019/04/19 01:55:00 (GMT+09:00) Detail of 4x LED Blinking Error Number of Description Item STBY LED flashing Uroboros2 LD_ERR LED voltage error detection with LD IC BCM_ERR LD IC initialize or I2C communication error detection. TV Business Division SYS SET...
  • Page 44 2019/04/19 01:55:00 (GMT+09:00) Check point for BM3J19 2.4 LED BLINKING 4x (BCM Error) BM3J19 4-time blinking (BCM Error) Check “LD_RDY” High Replace Panel At CL7400 LD board on BM3J19 Board BM3J19 Board LD Board TV Business Division SYS SET...
  • Page 45 2019/04/19 01:55:00 (GMT+09:00) Check point for BM3J19 Name Board PWB (A side) Detail BM3J19 CL7400 LD_RDY TV Business Division SYS SET...
  • Page 46 2019/04/19 01:55:00 (GMT+09:00) LED BLINKING: 5x (Panel ID Read Error) 5-times blinking Replace Replace BM3J19 Board Panel (T-con) Check Replace “+12.5V_TCON” G Board Symptom Symptom G Board on T-CON Board improvement improvement BM3J19 Board Panel (T-con) Symptom improve Replace the Harness Between G Board Harness and BM3J19 Symptom...
  • Page 47 2019/04/19 01:55:00 (GMT+09:00) LED BLINKING: 6x (Backlight Error) 6-times blinking Harness / Connection Symptom broken Check Voltage of Check Improvemen High Replace “BL_ERR_DET” harness/connection Harness harness at CL7225 on BM3J19 G board to BM3J19 improvement Symptom Harness / G board Improvement Connection OK G board ➢Replace G board.
  • Page 48 2019/04/19 01:55:00 (GMT+09:00) Check point for BM3J19 Name Board PWB (A side) Detail BM3J19 CL7225 BL_ERR_DET TV Business Division SYS SET...
  • Page 49 2019/04/19 01:55:00 (GMT+09:00) LED BLINKING: 7x (Temperature Error) 7-time blinking Symptom Replace BM3J19 improvement Setting Board, and Aging a few BM3J19 Board circumstance is OK? Set to another hours Temperature, location, etc. Ventilation, etc. Symptom Panel improvement Replace Harness from BM3J19 to H Harness board Symptom...
  • Page 50 2019/04/19 01:55:00 (GMT+09:00) LED BLINKING: 8x (4KBE Error) 8-time blinking Replace BM3J19 Board TV Business Division SYS SET...
  • Page 51 2019/04/19 01:55:00 (GMT+09:00) 3.1 No Sound for Speaker 3.1 No Sound for Speaker No Sound Speaker Check ・[Speakers] setting is [TV Speakers]? ・Nothing is connected to Headphone terminal and Bluetooth ? ・Volume setting is not too small? Measure the Speaker impedance by multi-meter Replace Speaker Less than 10Ω...
  • Page 52 2019/04/19 01:55:00 (GMT+09:00) 3.2 No Sound for Headphone out/Audio out/Opt out 3.2 No Sound for Headphone out/Audio out/Opt out No Sound No Sound Headphone out / Audio out (Trinity only) Opt out Check [Settings] Check ・[Speakers] setting is [TV Speakers]? ・Volume setting is not too small? ・[Digital Audio Out] is [PCM] ? ・[Digital audio out volume] is [Max]? no sound...
  • Page 53 2019/04/19 01:55:00 (GMT+09:00) 3.7 NO SOUND: @ TUNER 3.7 NO SOUND: @ TUNER No Sound with normal picture Only RF tuner input? Please refer Audio Check IC1000 (SOC) troubleshooting TV Business Division SYS SET...
  • Page 54 2019/04/19 01:55:00 (GMT+09:00) 3.8 NO SOUND: HDMI1/2/3/4 No Sound Check the picture Refer to 4.5 HDMI NO PICTURE Check sound by other TV set Refer to 3.0 No Sound which is same model Check Source equipment Change B-Board. by Reference TV set Is Distributor used ? And inform the designer of it (For example, RB2, RB1)
  • Page 55 2019/04/19 01:55:00 (GMT+09:00) 4.0 NO PICTURE No Picture Replace Check Smart Core Refer to the flow 1.0 Got Any Normal the V by One FFC Behavior and check the power Harness Display? supply problem (Blinking) (CN9200, 9201) Symptom improvement Refer to self diagnosis Refer to other part: V by One FFC Power supply problem...
  • Page 56 2019/04/19 01:55:00 (GMT+09:00) 4.1 : Video Analog Signal Path Video (Side Mini Jack) AL27:CVBS0P CVBS0P AP3:GPIO56 VIDEO_DET IC1000 TV Business Division SYS SET...
  • Page 57 2019/04/19 01:55:00 (GMT+09:00) 4.2 : No Picture (BM3J) No Picture Video No Picture Check J3200 NG (Vpp: 0V) Check if input OSD Connection, is GREY OUT VIDEO_DET OK if it is highlighted At R3207 OK (Vpp: 3.3 V) NG (Vpp: 0V) Detailed check all parts at VIDEO_DET signal Path [R3206] OK (Vpp: 3.3V)
  • Page 58 2019/04/19 01:55:00 (GMT+09:00) Condition Actions to be taken Refer to IC troubleshooting for Muffin [IC1000] Problem further investigation J3200 Connector Problem J3200 Connectivity Problem Change Connector Parts Broken Change Part TV Business Division SYS SET...
  • Page 59 2019/04/19 01:55:00 (GMT+09:00) 4.2/4.3 : Input Skip function (BM3J) 4.2/4.3 : Input Skip function (BM3J) Input Signal Non-Detect Detect (Typical) (Typical) Video VIDEO_DET 3.3V IC1000 AP3-GPIO56 Video (Side Mini Jack) TV Business Division SYS SET...
  • Page 60 2019/04/19 01:55:00 (GMT+09:00) 4.4 NO PICTURE: @ TUNER 4.4 NO PICTURE: @ TUNER RF input no picture / noisy picture Check RF source cable Change RF cable and antenna and antenna, OK? Check Tuner power line: Please refer DDCON 3.3V at JL2800 = 3.3V? troubleshooting 1.8V at JL2801 = 1.8V? RESET value at JL2807 = 3.3V?
  • Page 61 2019/04/19 01:55:00 (GMT+09:00) 4.4 NO PICTURE: @ TUNER 4.4 NO PICTURE: @ TUNER From Previous page Digital Satellite Terrestrial/Cable Analog Check Tuner power line 12V at JL2822 = 12V? For TW, NA-ATSC(MX/UC), For AEP, JP, PA_T2, and LA-ISDB-T CH/HK, and LA-T2(COL) Refer Analog Tuning Refer Digital Tuning 1 Refer Digital Tuning 2 12V LNB Voltage...
  • Page 62 2019/04/19 01:55:00 (GMT+09:00) 4.4 NO PICTURE: @ TUNER (BM3J19) 4.4 NO PICTURE: @ TUNER (BM3J19) 1.8V BM3J19 (Top View) For Tuner Power Lines 3.3V JL2801 = 1.8V JL2822 = 12V BM3J19 Tuner potion(Top View) For Tuner Power Lines JL2800 = 3.3V JL2807 = RESET:3.3V BM3J19 Tuner potion(Bottom View) For Tuner Power Lines TV Business Division...
  • Page 63 2019/04/19 01:55:00 (GMT+09:00) 4.4 NO PICTURE: @ TUNER (BM3J19) BM3J19 (Top View) For Tuner I2C line C2803 R2801 C2804 R2800 R2804 R2805 TV Business Division SYS SET...
  • Page 64 2019/04/19 01:55:00 (GMT+09:00) 4.4 NO PICTURE: @ TUNER 4.4 NO PICTURE: @ TUNER FOR 12V LNB Voltage Checking: @ AEP and JP +12V_LNB Voltage Checking Check LNB power line Check P_ON_HL signal line MOSFET Check fuse F2801 +12V_MAIN at R495 = 12V? at CL810(R826) = 3.3V? Q408/Q409 broken Change the fuse...
  • Page 65 2019/04/19 01:55:00 (GMT+09:00) 4.4 NO PICTURE: @ TUNER (BM3J19) 4.4 NO PICTURE: @ TUNER (BM3J19) BM3J19 Bottom View BM3J19 (Top View) CL810 12V LNB Voltage line R826 +12V_MAIN F2801 Q409 +12V_LNB Q408 R495 TV Business Division SYS SET...
  • Page 66 2019/04/19 01:55:00 (GMT+09:00) 4.4 NO PICTURE: @ TUNER 4.4 NO PICTURE: @ TUNER FOR ANALOG TUNING: @ All destination except JP Notes: - Parts for IFOUT_N line : FB2801, C2807, C2826 - Parts for IFOUT_P line : FB2802, C2808, C2825 - Parts for IFAGC line : R2809,R2838, C2827 For LA-ISDB(BR/AR), LA-T2(COL) and TW only : Insert correct signal in correct terminal.
  • Page 67 2019/04/19 01:55:00 (GMT+09:00) 4.4 NO PICTURE: @ TUNER 4.4 NO PICTURE: @ TUNER FOR DIGITAL TUNING 1: @ TW, NA-ATSC(MX/UC), and LA-ISDB-T. Digital Tuning 1 Notes: - Parts for IFOUT_N line : FB2801, C2807, C2826 - Parts for IFOUT_P line : FB2802, C2808, C2825 For TW/LA-ISDB-T - Parts for IFAGC line : R2809,R2838, C2827...
  • Page 68 2019/04/19 01:55:00 (GMT+09:00) 4.4 NO PICTURE: @ TUNER (BM3J19) 4.4 NO PICTURE: @ TUNER (BM3J19) BM3J19(Top View) IF & IFAGC line C2826 C2825 (Under the heatsink) C2827 FB2801 C2808 C2807 R2838 FB2802 R2809 BM3J Bottom View TV Business Division SYS SET...
  • Page 69 2019/04/19 01:55:00 (GMT+09:00) 4.4 NO PICTURE: @ TUNER FOR DIGITAL TUNING 2: @ AEP, JP, PA_T2, CH/HK, and LA-T2(COL) Digital Tuning 2 LA-T2(COL) For PA_T2 and For AEP/JP CH/HK Confirm ANT or Cable connection Confirm ANT or Satellite connection Terrestrial Digital cable/ Terrestrial Cable Sound is normal? No sound...
  • Page 70 2019/04/19 01:55:00 (GMT+09:00) 4.4 NO PICTURE: @ TUNER (BM3J19) 4.4 NO PICTURE: @ TUNER (BM3J19) BM3J19 (Top View) TS1 line RB2802 BM3J19 Bottom View R3017 R3016 R3015 RB3001 R3014 BM3J19 Bottom View TV Business Division SYS SET...
  • Page 71 2019/04/19 01:55:00 (GMT+09:00) 4.5 NO PICTURE: HDMI1/2/3/4 No Picture ① Check HDMIcable Change HDMIcable Check the below point at Other Input is OK Check other Connector side ・Check +5V line CL4060/4061/4062/4063 HDMI input ・Check HPD line CL3803/3805/3808/3810 All Inputs NG Other TV set Check Picture by other TV set +5V line OK Check IC1000...
  • Page 72 2019/04/19 01:55:00 (GMT+09:00) 5.0 Key Switch Buttons Error Check harness connection Side key buttons error between B-board and switch Harness connection issue module Change switch module Switch module issue Change harness between B- B-board to switch module harness board to switch module issue harness Main device issue...
  • Page 73 2019/04/19 01:55:00 (GMT+09:00) 5.1 IR Remote Commander Error IR remote commander does not Check harness connection Harness connection respond between B-board and SmartCore issue Change harness between B-board B-board to SmartCore harness to SmartCore harness issue Change SmartCore SmartCore issue Change B-board Main device issue TV Business Division SYS SET...
  • Page 74 2019/04/19 01:55:00 (GMT+09:00) 5.2 Light Sensor Error Setting is “ON” Check UI setting and Backlight level does not Check harness Harness connection change when ambient light make sure light sensor connection between B- issue setting is “ON” changed board and SmartCore Setting is “OFF” Change harness between B-board to SmartCore harness B-board to SmartCore...
  • Page 75 2019/04/19 01:55:00 (GMT+09:00) 6.0 Network Malfunction: Ethernet (Wired) [Network Set-up] >[Wired Set-up] on the TV Connection Fail Connection Results Connection Results B board Cable Connection Local Access Internet Access Check Failed Failed Failed Check Auto Proxy setting Wired Set-up Local router IP address setting Ethernet Cable DHCP server Manual...
  • Page 76 2019/04/19 01:55:00 (GMT+09:00) 6.2 Wireless Network malfunction (1/2) 1) Internal Wireless Network malfunction Wireless Network on the TV Is the Wi-Fi radio Error message or no scan result appear in the network setting? Bxx Board strength too weak or even No signal? Check with another Wi- Hardware defect suspected.
  • Page 77 2019/04/19 01:55:00 (GMT+09:00) 6.2 Wireless Network malfunction (2/2) From previous page Check harness connection is OK between Connect properly Loose harness Wi-Fi/BT module and Bxx Change harness Check with another between Bxx board Change Bxx board Wi-Fi/BT module and Wi-Fi/BT module If Wi-Fi malfunction happens, •...
  • Page 78 2019/04/19 01:55:00 (GMT+09:00) 6.3 Bluetooth malfunction Voice Remote doesn’t work Bluetooth Mouse/Keyboard/Controller doesn’t work Bluetooth Speaker/Headphone/ doesn’t work Please refer Voice Remote manual Home > Settings > Bluetooth Settings Bluetooth Mouse/Keyboard/Controller Can turn On BT and Can find the BT devices Bluetooth Speaker/Headphoneoperation manual else Check harness Loose harness...
  • Page 79 2019/04/19 01:55:00 (GMT+09:00) 6.4 Built in Mic Malfunction Built in mic doesn’t work [Setup]>[Google] [“Ok Google” detection] ⇒ On >[“Ok Google” detection] Please refer manual of on the TV how to use the built in Mic Check harness connection Connect properly Change Main harness between Mic I/F board and B Board Check Change Mic I/F board...
  • Page 80 2019/04/19 01:55:00 (GMT+09:00) SECTION 4 SERVICE ADJUSTMENT When finished the operation of service mode , please AC Plug OFF/ON the TV set *If you don’t do AC plug OFF/ON, remain the Service Mode App and user can see the Service Mode after RC ON. 4.1 How to Enter Service Mode From Standby Mode 1.
  • Page 81 2019/04/19 01:55:00 (GMT+09:00) Summary of Service Control Function The flow of control Service mode on <Display or i+(info)> <5> <Vol. Up> <Power> Close Service menu <Home> Service mode off AC plug OFF <↑> / <↓> Item up / down Item select left/right <←>...
  • Page 82 2019/04/19 01:55:00 (GMT+09:00) Software Version In Service Mode, select “Model Information”, press “Enter” or → button to enter Status Information Main Micro Service Mode SW Version: PKG1.1.0.03.26.1.00.0 Model NVM Version: 0043 CEI Boot Version: Model Information >> V1.00000000 PQ Version: 02000001 Self diagnosis History >>...
  • Page 83 2019/04/19 01:55:00 (GMT+09:00) Serial Number Edit (1) Service Mode Model Information >> In “Service Mode”, select “Model Information” by pressing Self diagnosis History >> “↑” or “↓” then pressing “Enter” or “→” button to enter Video / Audio >> Panel / PQ >>...
  • Page 84 2019/04/19 01:55:00 (GMT+09:00) Serial Number Edit (2) Model YES is selected, the input data is Status Information >> Model Information >> saved into EEPROM. SERIAL NUMBER >> >> Model Number Setting EDIT is grayed out and the serial Serial Number Edit 9999999 number that been...
  • Page 85 2019/04/19 01:55:00 (GMT+09:00) Model Number Setting Model Number Setting Service Mode 1) In “Service Mode”, select “Model Information” Model Model Information >> by pressing “↑” or “↓” then pressing “Enter” or Status Information >> Self diagnosis History >> Model Information >> Video / Audio >>...
  • Page 86 2019/04/19 01:55:00 (GMT+09:00) WB Adjustment (If necessary) In “Panel/PQ” service mode Go to “WB Adjustment” category by “↑” or “↓”. To select “WB Adjustment”, press → button. To change data , press “←” or “→” on remote commander. Panel / PQ Back <<...
  • Page 87 2019/04/19 01:55:00 (GMT+09:00) WB/Mura/CUC data transfer(LCD Model only) Please apply Main board or panel is replaced. In “Panel/PQ” service mode “WB/Mura/CUC data transfer” category by “↑” or “↓”. Go to “WB/Mura/CUC data transfer”, press → button. To select To change data , press “←” or “→” on remote commander. Back <<...
  • Page 88 2019/04/19 01:55:00 (GMT+09:00) WB data transfer (OLED only) Please apply BM3 board or panel is replaced. In “Panel/PQ” service mode “WB/Mura/CUC data transfer” category by “↑” or “↓”. Go to “WB/Mura/CUC data transfer”, press → button. To select To change data , press “←” or “→” on remote commander. 2.
  • Page 89 2019/04/19 01:55:00 (GMT+09:00) CUC data transfer (OLED only) Please apply BM3 board or panel is replaced. In “Panel/PQ” service mode “WB/Mura/CUC data transfer” category by “↑” or “↓”. Go to “WB/Mura/CUC data transfer”, press → button. To select To change data , press “←” or “→” on remote commander. 2.
  • Page 90 2019/04/19 01:55:00 (GMT+09:00) HDD Performance Check (EU only) In “Service Mode”, select Service Mode General Setting “General Setting” by Model Information >> Back << pressing “↑” or “↓” then Self diagnosis History >> Aging mode <[ ]> pressing “Enter” or “→” Video / Audio >>...
  • Page 91 2019/04/19 01:55:00 (GMT+09:00) HDD Re-Register (EU Only) In “Service Mode”, select “General Service Mode General Setting Setting” by pressing “↑” or “↓” then Model Information >> Back << pressing “Enter” or “→” button to Self diagnosis History >> Aging mode <[ ]> Video / Audio >>...
  • Page 92 2019/04/19 01:55:00 (GMT+09:00) SECTION 5 DIAGRAMS Some control lines are left out. 5.1 Block Diagram Video signal RGB LEDs Center Key Audio signal * depend on destinations. Light Sens. L/R Keys Control Bus IR Rx Temp Sens. * IR In BM3J19 board Panel ACAS * CI...
  • Page 93 2019/04/19 01:55:00 (GMT+09:00) 5.2 Connector Diagram SP 55 ’’ SYS SET...
  • Page 94 2019/04/19 01:55:00 (GMT+09:00) 5.2 Connector Diagram SP 65’’ SYS SET...
  • Page 95 2019/04/19 01:55:00 (GMT+09:00) 5.2 Connector Diagram SP 77’’ SYS SET...
  • Page 96 2019/04/19 01:55:00 (GMT+09:00) Sony EMCS (M) Sdn. Bhd. English SVPM 9-888-771-01 © 2019.04 (Supplementary information) SYS SET...

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