Panasonic TH-L47ET5R Service Manual
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Panasonic TH-L47ET5R Service Manual

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TABLE OF CONTENTS

1 Safety Precautions----------------------------------------------- 3
1.1. General Guidelines---------------------------------------- 3
1.1.1. Leakage Current Cold Check---------------------- 3
1.) --------------------------------------------------------- 3
2 Warning -------------------------------------------------------------- 4
2.2. About lead free solder (PbF)---------------------------- 5
3 Service Navigation ----------------------------------------------- 6
3.1. Service Hint ------------------------------------------------- 6
4 Specifications ----------------------------------------------------- 7
5 Service Mode ------------------------------------------------------ 9
5.1. How to enter into Service Mode ----------------------- 9
5.1.1. Contents of adjustment mode --------------------- 9
5.1.2. How to exit---------------------------------------------- 9
5.2. SRV-TOOL -------------------------------------------------10
5.2.1. How to access ----------------------------------------10
5.2.2. Display of SOS History -----------------------------10
5.2.3. POWER ON TIME/COUNT -----------------------10
Model No.
Chassis:
Destination:
PAGE
5.2.4. Exit ------------------------------------------------------ 10
5.2.5. Self Check Mode ------------------------------------ 11
5.2.6. Hotel Mode Adjustment ---------------------------- 11
5.2.7. Hotel Mode-------------------------------------------- 11
6 Troubleshooting Guide --------------------------------------- 12
6.1. Check of the IIC bus lines------------------------------ 12
6.1.1. How to access --------------------------------------- 12
6.1.2. Exit ------------------------------------------------------ 12
6.1.3. Screen display --------------------------------------- 12
6.2. Power LED Blinking timing chart --------------------- 13
6.3. No Power--------------------------------------------------- 13
7.1. Speaker & Screw Fixing -------------------------------- 14
7.5. Back Cover - Barrier & Screw------------------------- 19
8 Measurements and Adjustments -------------------------- 21
8.1. Voltage chart of A-board ------------------------------- 21
8.2. Voltage chart of P-board ------------------------------- 21
ORDER NO. MTV1207182CE
TH-L47ET5R
LA35
IRAN
© Panasonic Corporation 2012. Unauthorized
copying and distribution is a violation of law.
LED TV
PAGE

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Summary of Contents for Panasonic TH-L47ET5R

  • Page 1: Table Of Contents

    8 Measurements and Adjustments -------------------------- 21 5.2.2. Display of SOS History -----------------------------10 8.1. Voltage chart of A-board ------------------------------- 21 5.2.3. POWER ON TIME/COUNT -----------------------10 8.2. Voltage chart of P-board ------------------------------- 21 © Panasonic Corporation 2012. Unauthorized copying and distribution is a violation of law.
  • Page 2 TH-L47ET5R 9 Block Diagram --------------------------------------------------- 22 9.1. Main Block Diagram ------------------------------------- 22 9.2. Detailed Block Diagram (1/2)-------------------------- 23 9.3. Detailed Block Diagram (2/2)-------------------------- 24 10 Wiring Connection Diagram --------------------------------- 25 10.1. Wire Dressing --------------------------------------------- 25 11 Schematic Diagram--------------------------------------------- 26 12 Printed Circuit Board ------------------------------------------ 44 13 Exploded View and Replacement Parts List ----------- 50 13.1.

  • Page 3: Safety Precautions

    TH-L47ET5R 1 Safety Precautions 1.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 4: Warning

    TH-L47ET5R 2 Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor [chip] components.

  • Page 5: About Lead Free Solder (Pbf)

    TH-L47ET5R 2.2. About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table of elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu).

  • Page 6: Service Navigation

    TH-L47ET5R 3 Service Navigation 3.1. Service Hint Board Name Main Device Remarks A BOARD TUN, OFDM, ADV, LD4, STBY EEP Repairable P BOARD Power Supply Repairable GK BOARD Function SW for LGD panel Repairable K BOARD LED/RM/CATS Repairable...

  • Page 7: Specifications

    TH-L47ET5R 4 Specifications Power Source AC 220-240 V, 50 / 60 Hz Power Consumption Power Rating 134 W Standby Condition 0.2 W Display panel Panel system IPS LED backlight Liquid Crystal Display Visible screen size (diagonal) 119 cm 2,073,600 (1,920 (W)  1,080 (H)) Number of pixels Dimensions (W ...
  • Page 8 TH-L47ET5R Connection Terminals RCA PIN Type  2 AV1 IN AUDIO L-R 0.5 V[rms] RCA PIN Type  1 1.0 V[p-p] (75 ) VIDEO RCA PIN Type  2 AUDIO OUT AUDIO L-R 0.5 V[rms] (high impedance) RCA PIN Type  2...

  • Page 9: Service Mode

    TH-L47ET5R 5 Service Mode 5.1. How to enter into Service Mode While pressing [VOLUME ( - )] button of the main unit, press [INFO] button of the remote control three times within 2 seconds. Contents of adjustment mode 5.1.1. • Value is shown as a hexadecimal number.

  • Page 10: Srv-Tool

    TH-L47ET5R 5.2. SRV-TOOL 5.2.1. How to access 1. Select [SRV-TOOL] in Service Mode. 2. Press [OK] button on the remote control. 5.2.2. Display of SOS History SOS History (Number of LED blinking ) indication. From left side; Last SOS, before Last, three occurrence before, 2nd occurrence after shipment, 1st occurrence after shipment.

  • Page 11: Self Check Mode

    TH-L47ET5R 5.2.5. Self Check Mode 1. Press the ‘MENU’ button (on the remote control) and the ‘VOL DOWN’ button on the LCD panel. 2. Press ON/OFF button on the panel to Exit. 5.2.6. Hotel Mode Adjustment 1. Press the ‘VOLUME DOWN’ button on the TV panel and simultaneously press the INPUT button on the remote control 3 times to enter Hotel Mode.

  • Page 12: Troubleshooting Guide

    TH-L47ET5R 6 Troubleshooting Guide Use the self-check function to test the unit. 1. Checking the IIC bus lines 2. Power LED Blinking timing 6.1. Check of the IIC bus lines 6.1.1. How to access Self-check indication only: Produce TV reception screen, and while pressing [VOLUME ( - )] button on the main unit, press [OK] button on the remote control for more than 3 seconds.

  • Page 13: Power Led Blinking Timing Chart

    TH-L47ET5R 6.2. Power LED Blinking timing chart 1. Subject Information of LED Flashing timing chart. 2. Contents When an abnormality occurs, the protection circuit will operate and reset the unit to stand by mode. During this time, the defective block can be identified by the number of blinking times of the Power LED on the front panel of the unit as follow:...

  • Page 14: Disassembly And Assembly Instructions

    TH-L47ET5R 7 Disassembly and Assembly Instructions 7.1. Speaker & Screw Fixing Fix Metal bracket bottom. Fix speaker bracket into cabinet and screw. Fix speaker unit L & R into speaker bracket. Fix Screw at pcb, control bracket and speaker bracket.
  • Page 15 TH-L47ET5R Description Remarks SPEAKER UNIT R SCREW (BTM METAL2) 6 ± 1 Kgf.cm METAL BRACKET BOTTOM SP BRACKET SPEAKER UNIT L SCREW (SP BKT4/KEY2/WIFI 1) 6 ± 1 Kgf.cm SCREW (BTM6/VESA4/A10/P5) 6 ± 1 Kgf.cm...

  • Page 16: Lcd Panel Fixing & Handling Method

    TH-L47ET5R 7.2. LCD Panel Fixing & Handling Method 1. Place down the cabinet as shown below. 2. Fix LCD panel into the cabinet by taking below precautions. Other general precautions 1. Do not press panel surface to avoid blue spot on the panel display.

  • Page 17: Led Panel Preparation & Metal Fixing

    TH-L47ET5R 7.3. LED Panel Preparation & Metal Fixing 1. Fix wire into K- Print. 2. Fix K-print to LED panel. 3. Insert LED panel assembly at cabinet. 4. Stick tape at panel. 5. Stick barrier P-PCB at panel. 6. Fix ch frame L & R and vesa metal in to panel and screw.

  • Page 18: Pcb Fixing & Key Button Assembly

    TH-L47ET5R 7.4. PCB Fixing & Key Button Assembly 1. Fix P print and A print. 2. Fix key button assembly at panel. 3. Fix metal av bracket side and bottom at A print. 4. Insert wire connector. Description Remarks KEY_BUTTON...

  • Page 19: Back Cover - Barrier & Screw

    TH-L47ET5R 7.5. Back Cover - Barrier & Screw 1. Fix back cover to cabinet. 2. Stick felt at Wifi dongle and fix wifi dongle at back cover. 3. Fix screw at back cover. 4. Fix M6 cap at back cover.
  • Page 20 TH-L47ET5R SCREW(BC15) 6 ± 1 Kgf.cm FELT FOR WiFi DONGLE (0.35 x 10 x 75) FELT FOR WiFi DONGLE (0.35 x 10 x 35)

  • Page 21: Measurements And Adjustments

    TH-L47ET5R 8 Measurements and Adjustments 8.1. Voltage chart of A-board Set A-Board to a dummy set and check the satisfaction with the specified voltage as following table. VOLTAGE TEST POINT SPECIFICATION SUB1.1V TP8100 1.10V - 1.22V SUB1.5V TP8101 1.435V - 1.585V SUB1.8V...

  • Page 22: Block Diagram

    TH-L47ET5R 9 Block Diagram 9.1. Main Block Diagram MAIN NAND NAND FLASH SD CARD DATA SD IF SD CARD IFD_OUT SLOT TUNER SD3.3V SIF_OUT DDR3 SUB5V Peaks PEAKS_EEPROM SUB1.1V V/COMP SUB1.5V OVP DET SUB3.3V SUB_AI_3.3V USB5V A-OUT A_OUT SUB9V P15V STB1.1V...

  • Page 23: Detailed Block Diagram (1/2)

    TH-L47ET5R 9.2. Detailed Block Diagram (1/2) JK3008 JK3001 JK3005 JK3051 PC IN MAIN HEADPHONES AUDIO OUT POWER IC7301, IC7502 STB6V IC7201, Q7301, 5.8VS T7201, Q7302 T7301 D7407 PA7406 D7102 Q7201 5.8VS RECTIFIER P15V CONVERTER Q7403 D7408,9 PA7402 +16V CF7101,2 +16V...

  • Page 24: Detailed Block Diagram (2/2)

    TH-L47ET5R 9.3. Detailed Block Diagram (2/2) CN8660 SPEAKER_R SPEAKER_L SD CARD D3006 JK8450 JK8451 JK8452 JK8600 JK4701 JK4700/A JK4702 JK4703/A FACTORY DIGITAL ANTENNA/ MAIN USB1 USB2 USB3 WiFi ETHERNET AUDIO OUT CABLE IN HDMI2 HDMI1 HDMI3 HDMI4 CN0100 DMC_IIC0 IIC0...

  • Page 25: Wiring Connection Diagram

    TH-L47ET5R 10 Wiring Connection Diagram 10.1. Wire Dressing 1. Dressing wire with tape and LVDS wire with Pet tape. 2. Fix spacer at P pcb. 3. Fix bottom cover at bottom metal. Description Remarks SPACER (P_PCB) BOTTOM COVER LVDS FFC (51PIN) LVDS FFC (41PIN) PET TAPE (0.07 ...

  • Page 26: Schematic Diagram

    TH-L47ET5R 11 Schematic Diagram Model No. : TH-L47ET5R A-Board (1/14)
  • Page 27 Model No. : TH-L47ET5R A-Board (2/14)
  • Page 28 Model No. : TH-L47ET5R A-Board (3/14)
  • Page 29 Model No. : TH-L47ET5R A-Board (4/14)
  • Page 30 Model No. : TH-L47ET5R A-Board (5/14)
  • Page 31 Model No. : TH-L47ET5R A-Board (6/14)
  • Page 32 Model No. : TH-L47ET5R A-Board (7/14)
  • Page 33 Model No. : TH-L47ET5R A-Board (8/14)
  • Page 34 Model No. : TH-L47ET5R A-Board (9/14)
  • Page 35 Model No. : TH-L47ET5R A-Board (10/14)
  • Page 36 Model No. : TH-L47ET5R A-Board (11/14)
  • Page 37 Model No. : TH-L47ET5R A-Board (12/14)
  • Page 38 Model No. : TH-L47ET5R A-Board (13/14)
  • Page 39 Model No. : TH-L47ET5R A-Board (14/14)
  • Page 40 Model No. : TH-L47ET5R GK-Board...
  • Page 41 Model No. : TH-L47ET5R K-Board...
  • Page 42 Model No. : TH-L47ET5R P-Board (1/2)
  • Page 43 Model No. : TH-L47ET5R P-Board (2/2)

  • Page 44: Printed Circuit Board

    TH-L47ET5R 12 Printed Circuit Board Model No. : TH-L47ET5R A-Board (Top Component Side)
  • Page 45 Model No. : TH-L47ET5R A-Board (Bottom Component Side)
  • Page 46 Model No. : TH-L47ET5R K-Board...
  • Page 47 Model No. : TH-L47ET5R P-Board (Top Component Side)
  • Page 48 Model No. : TH-L47ET5R P-Board (Bottom Component Side)
  • Page 49 Model No. : TH-L47ET5R GK-Board...

  • Page 50: Exploded View And Replacement Parts List

    TH-L47ET5R 13 Exploded View and Replacement Parts List Model No. : TH-L47ET5R Parts Location...
  • Page 51 Model No. : TH-L47ET5R Packing Exploded View 1...
  • Page 52 Model No. : TH-L47ET5R Packing Exploded View 2...
  • Page 53 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks CAPACITORS C1958 F1G1E1030005 C 0.01UF 25V C2000 F1G1A105A047 C 1UF 10V C2014 F1K1E106A134 C 10UF, 25V C2023 F1G1C104A077 C 0.1UF 16V C2802 F1G1C1030008 C 0.01UF 16V...
  • Page 54 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C5318 F1G1H182A830 C 1800PF 50V C5319 F1K1E106A134 C 10UF, 25V C5320 F1K1E106A134 C 10UF, 25V C5321 F1K1E106A134 C 10UF, 25V C5322 F1K1E106A134 C 10UF, 25V...
  • Page 55 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C7302 F1J1H473A835 C 0.047UF, 50V C7303 F1J1H104A902 C 0.1UF, 50V C7304 F1A3A221A060 C 220PF 1KV C7305 F1J1H104A902 C 0.1UF, 50V C7306 F1J1H104A902 C 0.1UF, 50V...
  • Page 56 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8208 F1G1C104A077 C 0.1UF 16V C8210 F1G1C104A077 C 0.1UF 16V C8212 F1G1C104A077 C 0.1UF 16V C8215 F1G1C104A077 C 0.1UF 16V C8216 F1J1A106A087 C 10UF, 10V...
  • Page 57 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8765 F1J1A475A039 C 4.7UF, 10V C8850 F1G1E1030005 C 0.01UF 25V C8900 F1G1C104A077 C 0.1UF 16V C8901 F1G1C104A077 C 0.1UF 16V C8902 F1G1C104A077 C 0.1UF 16V...
  • Page 58 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C9256 F1G1A104A069 C 0.1UF 10V C9259 F1G1A104A069 C 0.1UF 10V C9260 F1G1A104A069 C 0.1UF 10V C9261 F1G1A104A069 C 0.1UF 10V C9262 F1G1A104A069 C 0.1UF 10V...
  • Page 59 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D7302 B0HAGQ000001 DIODE D7303 DZ2J039M0L DIODE D7304 B0HAGQ000001 DIODE D7305 B0ADCK000001 DIODE D7306 B0BC02500002 DIODE D7307 B0BC02500002 DIODE D7308 B0BC02500002 DIODE D7309 B0JAME000091...
  • Page 60 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks L3120 J0JYC0000156 INDUCTOR L4901 G1C150MA0533 INDUCTOR L4902 G1C150MA0533 INDUCTOR L4903 G1C150MA0533 INDUCTOR L4904 G1C150MA0533 INDUCTOR L5300 G1C150MA0445 INDUCTOR L5400 G1C4R7ZA0311 INDUCTOR L5420 G1C6R8MA0533...
  • Page 61 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks Q7401 B1ABCF000231 TRANSISTOR Q7402 B1CHRE000015 TRANSISTOR Q7403 B1CHRE000015 TRANSISTOR Q9350 B1ADCE000022 TRANSISTOR Q9351 B1ABCF000231 TRANSISTOR RESISTORS R0900 D0GA220JA023 M22 OHM, J.1/16 W R0901 D0GA220JA023 M22 OHM, J.1/16 W...
  • Page 62 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R3102 D0GA472JA023 M 4.7KOHM, J,1/16W R3103 D0GD750JA052 M 75 OHM,J,1/8W R3104 D0GD750JA052 M 75 OHM,J,1/8W R3105 D0GD750JA052 M 75 OHM,J,1/8W R3121 D0GB104ZA041 M 100KOHM,J.1/10W...
  • Page 63 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R4751 D0GA680JA023 M 68 OHM, J,1/16W R4752 D1BA1600A023 M 160 OHM,F.1/16 W R4753 D1BA82R0A014 M 82 OHM,F.1/16 W R4763 D0GA473JA023 M 47KOHM, J,1/16W...
  • Page 64 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R5401 D1BA2202A023 M 22KOHM,F. 1/16 W R5402 D0GB911ZA037 M 910 OHM,1/10W R5403 D1BB2871A106 M 2.87 KOHM,F.1/10 W R5420 D0GAR00J0005 M 0 OHM, 1/16W...
  • Page 65 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7406 D1BD3321A066 M 3.32KOHM,F.1/8W R7407 D0GD102JA052 M 1.0KOHM,J,1/8W R7408 D1BD1822A066 M 18.2KOHM,F.1/8W R7409 D0GD473JA052 M 47KOHM,J,1/8W R7410 D0GD153JA052 M 15KOHM,J,1/8W R7411 D0GD104JA052 M 100KOHM,J,1/8W...
  • Page 66 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8501 D0GAR00J0005 M 0 OHM, 1/16W R8502 D0GAR00J0005 M 0 OHM, 1/16W R8503 D0GAR00J0005 M 0 OHM, 1/16W R8517 D0GAR00J0005 M 0 OHM, 1/16W...
  • Page 67 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8875 D0GA473JA023 M 47KOHM, J,1/16W R8876 D0GA473JA023 M 47KOHM, J,1/16W R8877 D0GA473JA023 M 47KOHM, J,1/16W R8878 D0GA103JA023 M10KOHM, J.1/16 W R8880 D0GA103JA023 M10KOHM, J.1/16 W...
  • Page 68 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R9301 D1BA2202A023 M 22KOHM,F. 1/16 W R9302 D0GA223JA023 M 22K OHM J 1/16W R9307 D1BB2001A197 M 2 KOHM,F.1/10 W R9309 D1BB2001A197 M 2 KOHM,F.1/10 W...
  • Page 69 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks JS0053 D0GAR00J0005 CHIP RESISTOR JS0057 D0GAR00J0005 CHIP RESISTOR K1KA07A00292 CONNECTOR LF7103 G0B153G00003 LINE FILTER LF7104 G0B153G00003 LINE FILTER LF7105 G0B350HA0036 LINE FILTER K1KY15BA0386...
  • Page 70 Model No. : TH-L47ET5R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks Exploded View K2CQ2YY00107 AC CORD K2KYYYY00204 AV CABLE COMPONENT K2KYYYY00205 AV CBVS CABLE L0EYAA000006 SPEAKER L0EYAA000007 SPEAKER L5EDDYY00367 LCD PANEL N2QAYB000585 REMOTE TRANSFORMER...

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