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Sony KLV-24R402A Service Manual
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Sony KLV-24R402A Service Manual

Itc2 chassis
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HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE MANUAL (COMMON)
SERVICE MANUAL (COMMON)
ITC2
CHASSIS
Segment: BA
Version
Date
Subject
st
1
6/2013
1
Issue.
LCD TV
9-888-144-01
For SM - Unique , please refer :
9-888-144-P1 ( Pan Asia )
9-888-144-A1 ( America )
9-888-144-E1 ( Europe)

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  • Page 1 HISTORY INFORMATION FOR THE FOLLOWING MANUAL: SERVICE MANUAL (COMMON) SERVICE MANUAL (COMMON) ITC2 CHASSIS Segment: BA Version Date Subject 6/2013 Issue. LCD TV 9-888-144-01 For SM - Unique , please refer : 9-888-144-P1 ( Pan Asia ) 9-888-144-A1 ( America ) 9-888-144-E1 ( Europe)
  • Page 2 SERVICE MANUAL (COMMON) SERVICE MANUAL (COMMON) ITC2 CHASSIS Segment: BA LCD TV LCD TV...
  • Page 3 MODEL LIST THIS SERVICE MANUAL CONTAINS COMMON INFORMATION FOR BELOW REGIONS AND MODELS: REGION ASIA AMERICA EUROPE MODEL KLV 24R402A KLV-24R402A KLV 32R402A KLV-32R402A KLV 40R452A KLV-40R452A KLV 46R452A KLV-46R452A KLV-24R422A KLV-32R407A KLV-40R457A KLV-46R472A KLV-32R422A KLV 32R422A KLV-40R472A KLV 40R472A...
  • Page 4 TABLE OF CONTENTS Section Title Page Section Title Page 4. SERVICE ADJUSTMENTS 1. SAFETY NOTES 4-1. Accessing Service Mode ..............1-1. Warnings and Caution………………………………………………………. 4-2. Accessing Software Version……….…………………………………….. 1-2. Caution Handling of LCD Panel ..……………........4-3. 4 3. Accessing Self Diagnostic History…………………………………..……. Accessing Self Diagnostic History…………………………………..…….
  • Page 5 8) Use care when handling the wires or connectors of the inverter circuit 8) Use care when handling the wires or connectors of the inverter circuit. components with Sony parts whose part numbers appear as shown in this components with Sony parts whose part numbers appear as shown in this manual or in supplements published by Sony.
  • Page 6 ITC2 CHASSIS Safety Notes R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 1-4.Leakage Test 1-3 Safety Check-Out The AC leakage from any exposed metal part to earth ground and from all After correcting the original service problem, perform the following exposed metal parts to any exposed metal part having a return to chassis must safety checks before releasing the set to the customer:- not exceed 0 5mA (500 microamperes)
  • Page 7 ITC2 CHASSIS Safety Notes R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 1-7. Handling the FLEXIBLE FLAT CABLE (FFC) 1-5. How to Find a Good Earth Ground  When you insert / pull out FFC, please grasp a reinforcement board and main body of 1) A cold-water pipe is a guaranteed earth ground;...
  • Page 8 Self Diagnostic Function SECTION 2 SELF DIAGNOSTIC FUNCTION 2-3 LED Pattern 2 3. LED Pattern 2-1 Overview of Control Buttons 2-1. Overview of Control Buttons When safety shutdown occurs, Standby LED display reports the cause by using the lightning patterns as indicated below 3.0sec 3.0sec 0.5sec...
  • Page 9 Self Diagnostic Function 2-5. Triage Chart No Picture No Sound Blinking Reference Main Tuner USB Video Component HDMI Video Component Tuner HDMI Speaker                  ...
  • Page 10 ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 SECTION 3 TROUBLESHOOTING 3-1. Troubleshooting Flow START Does the Power Led Open Detail stay on when the - No Power No Power TV is switched on ? Is the Standby Led Open Detail blink ? - Standby LED Blink...
  • Page 11 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-2. No Power No Power Check DC voltage at •See DDCON JL6001 Sheet Sheet Is it 19.5V? Take out adaptor and test at adaptor BB board output is it 19V – 19.5V? (Refer Figure 1) Change adaptor Adaptor...
  • Page 12 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-2-1. DD Con Start DDCON Check voltage at JL6003 Check F6001 Fuse is it 3.3V? & F6002 Check voltage at JL6000 Change BB Change BB DDCON is it 1.2V? board Check voltage at JL6002 Check F6003.
  • Page 13 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) JL6002 JL6003 JL6000 JL6001 JL6006 JL6005 JL6006 F6003...
  • Page 14 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 3 Standby LED Blinking 3-3. Standby LED Blinking 3-3-1. 2-times Blinking 2 times Blinking Check DC voltage at Change BB JL6001 board board Is it 18V - 19.5V? Take out adaptor and test at adaptor Change BB...
  • Page 15 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 3 Standby LED Blinking 3-3. Standby LED Blinking 3-3-2. 3-times Blinking START 3x blinking Speaker impedance 3x blinking Remove ≠ 6~8 Ω Speaker Connector Check Speaker harness Change and Speaker impedance Speaker at CN4000 &...
  • Page 16 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) F4000 IC4000 CN4000 JL6012...
  • Page 17 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References Board Name Board PWB (A side) Detail CN4000 CN4000 CN4000 F4000 F4000 F4000 F4000 F4000 F4000...
  • Page 18 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 3 Standby LED Blinking 3-3. Standby LED Blinking 3-3-3. 4-times Blinking No 12V Check F6003. Fuse Is it ok? Check JL6009. BB board Is it 3.3V? Check JL6012. DDCON Is it 12V? LVDS...
  • Page 19 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) LVDS FFC CONNECTOR JL6012 F6003 JL6009 JL6009...
  • Page 20 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 3 Standby LED Blinking 3-3. Standby LED Blinking 3-3-4. 5-times Blinking START TV Boot Up TV Boot Up Remove and reinsert LVDS Flat Remove and reinsert LVDS Flat Normally Normally Incorrect FFC...
  • Page 21 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) LVDS FFC CONNECTOR JL6007...
  • Page 22 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) Probing Points JL9522 BL_ON A-Side A Side Note : PANEL_VCC_SW = 12V±0.8V JL6007 PANEL_VCC_SW...
  • Page 23 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 3 Standby LED Blinking 3-3. Standby LED Blinking 3-3-5. 6-times Blinking 6x blinking 6x blinking Check if LED harness/FFC (CN9500/ CN9502) Connect LED harness is connected properly Symptom gone Change BB Board BB board 6x blinking...
  • Page 24 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) CN9502 CN9500...
  • Page 25 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 4 No Picture 3-4. No Picture No Picture Note : PANEL VCC SW = 12V±0 8V PANEL_VCC_SW = 12V±0.8V +12V Input Still No Check Input Source: Check CHECK BL_ON on Picture -Tuner Replace LVDS FFC...
  • Page 26 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) LVDS FFC CONNECTOR R5037 JL6007...
  • Page 27 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 5 Audio Problem 3-5. Audio Problem Refer “Main Speaker Main Speaker No Sound Audio Problem No Sound” Refer “HP Out HP Out No Sound HP Out No Sound No Sound”...
  • Page 28 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 5 Audio Problem 3-5. Audio Problem 3-5-1. Main Speaker No Sound Main Speaker No Main Speaker No START START Sound Sound Sound Do a Factory Setting No Sound No Sound No connectivity for speaker harness...
  • Page 29 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) IC4000 IC4000 F4000 F4000 CN4000...
  • Page 30 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 5 Audio Problem 3-5. Audio Problem 3-5-2. Headphone (HP) Out No Sound START Headphone (HP) No Sound Sound Do a Factory Setting No Sound Sound Headphone Headphone Use another Headphone problem No Sound No Sound &...
  • Page 31 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) IC5000 IC4001 CN4000...
  • Page 32 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 5 Audio Problem 3-5. Audio Problem 3-5-3. HDMI Audio No Sound START START Sound Do a Factory Setting Sound Sound Change HDMI cable, HDMI cable No Sound No Sound & HDMI cable OK Sound Sound Change HDMI...
  • Page 33 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 5 Audio Problem 3-5. Audio Problem 3-5-4. Analog RF no sound Analog RF input no sound Change RF RF cable, cable UI setting, ok? Correct UI (TV System, AFT, Audio Filter) Change RF RF source, source/channel...
  • Page 34 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3 5 Audio Problem 3-5. Audio Problem 3-5-5. USB no sound START Sound Sound Do a Factory Setting Sound Sound No Sound No Sound Change to *Confirm USB audio format supported format t d f...
  • Page 35 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-6. Troubleshooting Video Problem Picture On Screen Distorted Or Missing Refer to Power Troubleshoot (STANDBY LED Check LED 6x BLINK  6x times blinking times blink? Backlight turns ON? Refer to IM Eco Refer to IM Eco Check Eco...
  • Page 36 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-6-1. Component, Video & HDMI Block Diagram Input detection MT5309 Component / Video Component / Video IC5000 75ohm HDMI1 HDMI2/MHL...
  • Page 37 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-6-2. Video Troubleshooting Flow Ref1 Check Check Confirm waveform Check Check Video signal input at C3015 (face to IC5000) Input jack IC5000 NG / No source signal same as Ref1 ‘J3002’...
  • Page 38 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) R3018 C3015 J3002 JL6012 R3010...
  • Page 39 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-6-3. Component Troubleshooting Flow Check Check Component signal Input jack NG / No source ‘J3002’ picture or cable. connection Video Signal Make sure jack Ref3 Source problem or proper connection cable problem to board Ref2...
  • Page 40 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) R3021 R3010 R3018 R3020 C3010 R3011 C3011 R3012 C3017 C3017 C3015 C3012 J3002...
  • Page 41 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-6-4. Auto Switching Component / Video Troubleshooting Flow Take out Input Pr-input Pr-input at at J3002 J3002 and IC5000 defect Auto switching NG check at check at R5033 = R5033 = R5033 = J3002 defect...
  • Page 42 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) R5033...
  • Page 43 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-7. HDMI – Troubleshooting flow HDMI Problem HDMI Signal Source Problem or Check HDMI input source signal or cable. cable problem Confirm HDMI input source Change HDMI input source to TV format / resolution supported by format / resolution supported by supported format...
  • Page 44 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-7-1. HDMI 1/2 Troubleshooting Check 5V on Check CN3601 Short Circuit Check CN3601 HDMI1, (pin1,3,4,6,7,9,10,12) RB3606,RB3607, Change Board (pin18, 15, 16), no picture no picture = 3 3V? 3.3V? RB3602 RB3603 RB3602,RB3603 HPD(CL3601)
  • Page 45 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) Q3603 Q3602 Q3602 R3601 R3710 R3740 R3709 R3709 CN3601 Pin19 RB3603 RB3607 Pin1 RB3606 RB3602 CN3600 Pin1 RB3605 RB3609 Pin19 RB3608 RB3604...
  • Page 46 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-7-2. HDMI Power Off Checking HDMI Checking Item 1 and 2 1 and 2 Check RB3602 RB3603 RB3606 RB3607 RB3604 Check RB3602, RB3603, RB3606, RB3607, RB3604, RB3605, RB3608, RB3609 No Short Short Pin 1 &...
  • Page 47 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-8. MHL No picture No picture Phone or source Change supported MHL (phone phone or spec and OS support etc) source Use supported Change MHL MHL cable cable cab e IC3603 or Check MHL_SENSE Q3605 NG...
  • Page 48 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-8-1. MHL Cannot charging No charging Check VBUS voltage at Change MHL IC3603 PIN 6 = 5Vdc cable Check IC3603 pin3 voltage IC3603 NG = 3.3Vdc Change B Board...
  • Page 49 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) Pin6 IC3603 IC3603 Pin6 CL3605...
  • Page 50 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-9. Tuner – Troubleshooting flow Analog RF input no picture Check RF source cable Change RF cable and antenna and antenna, OK? Check JL1001 = Change BB +3.3V? Raster, OK? Tuning, OK? Check LVDS harness...
  • Page 51 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-9. Tuner – Troubleshooting flow (continue) Channel can lock, OK? Channel can lock but picture quality become noisy (Fig:1) RF level RF level Check below part IFAGC1 (V) (dBm) (dBuV) mounting condition, OK? 0.050...
  • Page 52 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 Troubleshooting References (BB Board) C1002 C1016 R1001 FB1003 R1003 FB1002 R1013 C1012 C1003 JL1001 R1012 R1011 R1015...
  • Page 53 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-10. IR – Troubleshooting flow TV cannot be controlled TV cannot be controlled by remote commander Green LED blinks at Power indicator LED bli k i di Green LED light Mechanical when using commander at Power LED indicator...
  • Page 54 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-11. Switch Unit Buttons – Troubleshooting flow Switch Unit NOT FUNCTIONING *VOLTAGE LEVEL FOR EACH PRESSED BUTTON Voltage Voltage range (average) (average) Check Wire Harness Change Wire Harness And Connector And connect properly 0.00000 –...
  • Page 55 Troubleshooting ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3-12. RTC Troubleshooting Flow (SU model only) Time in Photo Frame does not memorize after AC off on. [self diagnosis] RTC_ ERR RTC IC NG > 1 ? Change BB Board SW NG...
  • Page 56 ITC2 CHASSIS R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 SECTION 4 SERVICE ADJUSTMENTS 4-1. Accessing Service Mode 4-2. Accessing Software Version 1) Go to TV standby condition by remote commander. 1) Press (Enter) or button on Remote to enter status information. 2) Press “i+ (info)”, “5”, “Volume +”...
  • Page 57 ITC2 CHASSIS Service Adjustment R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 4-3. Accessing Self Diagnostic History 4-4. Accessing Self Diagnostic Menu 1) Go to TV standby condition by remote commander. 1) Press (Enter) button on Remote to enter Self Check Mode. 2) Press “i+ (info)”, “5”, “Volume -”...
  • Page 58 ITC2 CHASSIS Service Adjustment R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 4-5. Accessing Serial Number Edit 1) Press button on Remote to edit Serial Number. Screen Sample Remote Commander Note: * The font color of YES is change to black when it is selected. 4) If 4) If YES i...
  • Page 59 ITC2 CHASSIS Service Adjustment R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 5) If NO is selected, the input data is not saved into EEPROM. 4-6. Accessing Model Name Edit The serial number that has been input is displayed. User can still edit the Serial Number. 1) Press button on Remote to edit Model Name.
  • Page 60 ITC2 CHASSIS Service Adjustment R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 3) Model Name can be set ONLY ONCE. After user input data , press <Enter>. Pop dialog will appear to inform user to confirm data. Press Press button to select YES or NO button to select YES or NO.
  • Page 61 ITC2 CHASSIS Service Adjustment R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 4-7. Updating the software (For Asia Region Only) Note: Software updates can be performed by: 1)S t 1)System Update through the Internet which available only on Certain LCD U d t th h th I t t hi h...
  • Page 62 Diagrams SECTION 5 DIAGRAMS 5-1.CIRCUIT BOARD LOCATION 5-1-2. 32” 5-1-1. 24” BB BOARD BB BOARD SWITCH SWITCH SWITCH UNIT UNIT HB BOARD HB BOARD 5-1-3 40” 5-1-3. 40 5 1 4 46” 5-1-4. 46” BB BOARD BB BOARD BB BOARD BB BOARD SWITCH SWITCH...
  • Page 63 ITC2 CHASSIS Diagrams R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 5-2. Block Diagram 5-2-1 Block Diagram - BA WXGA & FHD NAND EEPROM Panel 512Mb 128kb Component1/ Component1/ Video Component/Video Audio2 HDMI1 HDMI1 HDMI2 HDMI2 MT5309 MT5309 Line Out/Side HP, (AL/R0) O t/Sid HP (AL/R0) Only HDM2 support DVI Audio.
  • Page 64 ITC2 CHASSIS Diagrams R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 5-2. Block Diagram 5-2-2 Block Diagram – BA-SU NAND EEPROM 512Mb 128kb Component1/ Video Component/Video Audio2 HDMI1 HDMI1 HDMI2 HDMI2 MT5309 Line Out/Side HP, (AL/R0) Only HDM2 support DVI Audio. HDMI2 Tuner driver...
  • Page 65 ITC2 CHASSIS Diagrams R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 5-3. Connector Diagram 5-3-1. 24” 5 3 1. 24...
  • Page 66 ITC2 CHASSIS Diagrams R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 5-3. Connector Diagram 5-3-2. 32” (AUO) 5 3 2. 32 (AUO)
  • Page 67 ITC2 CHASSIS Diagrams R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 5-3. Connector Diagram 5-3-3. 32” (LGD) 5 3 3. 32 (LGD)
  • Page 68 ITC2 CHASSIS Diagrams R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 5-3. Connector Diagram 5-3-4. 40” 5 3 4. 40...
  • Page 69 ITC2 CHASSIS Diagrams R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488 5-3. Connector Diagram 5-3-5. 46” 5 3 5. 46...
  • Page 70 Sony Corporation Sony Corporation Sony EMCS (Malaysia) Sdn. Bhd. English 9-888-144-01 HESRDM © 2013. 06...

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