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Panasonic TC-L47ET5 Service Manual

47 inch class 1080p lcd hdtv
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47 inch Class 1080p LCD HDTV
TC-L47ET5
Model No.
LA35 Chassis
© Panasonic Corporation 2012.
Unauthorized copying and distribution is a violation
of law.
ORDER NO.MTNC120204CE
B32 Canada: B61

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  Summary of Contents for Panasonic TC-L47ET5

  • Page 1 ORDER NO.MTNC120204CE B32 Canada: B61 47 inch Class 1080p LCD HDTV TC-L47ET5 Model No. LA35 Chassis © Panasonic Corporation 2012. Unauthorized copying and distribution is a violation of law.
  • Page 2: Table Of Contents

    TABLE OF CONTENTS PAGE PAGE 1 Safety Precautions -----------------------------------------------3 1.1. General Guidelines ----------------------------------------3 2 Warning --------------------------------------------------------------4 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices ----------4 2.2. About lead free solder (PbF) ----------------------------5 3 Service Navigation------------------------------------------------6 3.1. PCB Layout --------------------------------------------------6 4 Specifications ------------------------------------------------------7 5 Technical Descriptions------------------------------------------8 5.1.
  • Page 3: Safety Precautions

    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

    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)

    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). That is Tin (Sn), Silver (Ag) and Copper (Cu) although other types are available.
  • Page 6: Service Navigation

    3 Service Navigation 3.1. PCB Layout Board Name Function A-Board Main K-Board Remote Receiver, LED, Cat's eye P-Board Power supply GK-Board Power switch, Control Button...
  • Page 7: Specifications

    Dimensions (W × H × Overall length) Mass Approx. 0.64 oz (Approx. 18 g) • Use Panasonic 3D Eyewear supporting passive 3D system technology. Note Design and Specifications are subject to change without notice. Mass and Dimensions shown are approximate.
  • Page 8: Technical Descriptions

    5 Technical Descriptions 5.1. Specification of KEY for DTCP-IP, WMDRM and Widevine 5.1.1. General information: 1. EEPROM (IC8902) for spare parts has the seed of KEY for each DTCP-IP for DLNA, WMDRM for Netflix and Widevine for CinemaNow. 2. The final KEY data will be generated by Peaks IC (IC8000) when SELF CHECK was done and are stored in both Peaks IC (IC8000) and EEPROM (IC8902).
  • Page 9: Service Mode

    6 Service Mode 6.1. How to enter into Service Mode 6.1.1. Purpose After exchange parts, check and adjust the contents of adjustment mode. While pressing [VOLUME ( - )] button of the main unit, press [INFO] button of the remote control three times within 2 seconds. Note: Service Mode can not be entered when 3D signal input.
  • Page 10: Srv-Tool

    6.2. SRV-TOOL 6.2.1. How to access 1. Select [SRV-TOOL] in Service Mode. 2. Press [OK] button on the remote control. 6.2.2. 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. This indication except 2nd and 1st occurrence after shipment will be cleared by [Self-check indication and forced to factory shipment setting].
  • Page 11: Hotel Mode

    6.3. Hotel mode 1. Purpose Restrict a function for hotels. Item Function 2. Access command to the Hotel mode setup menu Mode Select hotel mode off/on In order to display the Hotel mode setup menu: Input Select input signal modes. While pressing [VOLUME (-)] button of the main unit, Set the input, when each time power is switched on.
  • Page 12: Data Copy By Sd Card

    6.4. Data Copy by SD Card 6.4.1. Purpose (a) Board replacement (Copy the data when exchanging A-board): When exchanging A-board, the data in original A-board can be copied to SD card and then copy to new A-board. (b) Hotel (Copy the data when installing a number of units in hotel or any facility): When installing a number of units in hotel or any facility, the data in master TV can be copied to SD card and then copy to other TVs.
  • Page 13 6.4.3. Data copy from TV set to SD Card 1. Turn on the TV set. 2. Insert SD card with a startup file (pwd file) to SD slot. On-screen Display will be appeared according to the startup file automatically. 3. Input a following password for (a) or (b) by using remote control. (a) For Board replacement : 2770 (b) For Hotel : 4850 Data will be copied from TV set to SD card.
  • Page 14 6.4.4. Data copy from SD Card to TV set 1. Turn on the TV set. 2. Insert SD card with Data to SD slot. On-screen Display will be appeared according to the Data folder automatically. 3. Input a following password for (a) or (b) by using remote control. (a) For Board replacement : 2771 (b) For Hotel : 4851 Data will be copied from SD card to TV set.
  • Page 15: Troubleshooting Guide

    7 Troubleshooting Guide Use the self-check function to test the unit. 1. Checking the IIC bus lines 2. Power LED Blinking timing 7.1. Check of the IIC bus lines 7.1.1. 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 16: Power Led Blinking Timing Chart

    7.2. Power LED Blinking timing chart 1. Subject Information of LED Flashing timing chart. 2. Contents When an abnormality has occurred the unit, the protection circuit operates and reset to the stand by mode. At this time, the defective block can be identified by the number of blinks of the Power LED on the front panel of the unit. Blinking Times Contents Check point...
  • Page 17: Disassembly And Assembly Instructions

    8 Disassembly and Assembly Instructions 8.1. Disassembly Flow Chart for the Unit This is a disassembly chart. When assembling, perform this chart conversely. 8.2. Disassembly Procedure for the Unit 8.2.1. Pedestal 8.2.2. WiFi dongle 1. Lay down the unit so that the rear cover faces upward. 1.
  • Page 18 8.2.3. Back cover 8.2.5. A-Board 1. Remove the 18 screws (A). 1. Remove the 2 screws. 2. Remove the 15 screws (B). 2. Remove the metal AV bracket bottom. 3. Remove the 4 M6 CAPs. 4. Remove the Back cover. 3.
  • Page 19 8. Remove the 4 screws. 8. Remove the K-Board. 9. Remove the metal CH frame L/R. 8.2.7. GK-Board 1. Remove the 2 screws. 2. Remove the control panel. 8.2.6. K-Board 1. Remove the 2 screws. 2. Remove the bottom cover. 3.
  • Page 20 8.2.8. Speaker unit L/R 8.2.10. Vesa metal 1. Remove the speaker unit L/R. 1. Remove the 4 screws. 2. Remove the 4 vesa metals. 2. Remove the 4 screws. 3. Remove the 4 speaker brackets. 8.2.11. Cabinet and LCD panel 1.
  • Page 21 EMI processing 8.2.12.
  • Page 33: Measurements And Adjustments

    9 Measurements and Adjustments 9.1. Voltage chart of P-board VOLTAGE TEST POINT SPECIFICATION TP7412,7507 5.3V±0.1V TP7508,7514 16.1V±0.6V TP7512,7513 24V±1.2V 9.2. Voltage chart of A-board VOLTAGE TEST POINT SPECIFICATION PANEL12V TP4004/TP4005 11.45V - 12.55V USB_5V TP5440 4.94V - 5.40V SUB5V TP5420 4.95V - 5.65V SUB3.3V TP5400...
  • Page 35: Block Diagram

    10 Block Diagram 10.1. Main Block Diagram MAIN NAND NAND FLASH SD CARD DATA SD IF SD CARD SLOT SUB3.3V IFD_OUT DDR3 TUNER SIF_OUT SUB5V Peaks PEAKS_EEPROM SUB1.1V SUB1.5V OVP DET SUB3.3V V/Y,PB,PR SUB_AI_3.3V USB5V V/COMP SUB9V P15V STB1.1V R/G/B/H/V ANALOG-ASIC STB3.3V P15V...
  • Page 36: Block (1/2) Diagram

    10.2. Block (1/2) Diagram MAIN POWER IC7301, IC7502 STB6V 5.8VS IC7201, Q7301, T7201, Q7302 T7301 D7407 PA7406 D7102 Q7201 5.8VS RECTIFIER P15V CONVERTER Q7403 D7408,9 PA7402 +16V CF7101,2 +16V Q7402 +16V DETECT D7401,2 IC7401 PC7301 PHOTO ERROR COUPLER DETCT PC7302 PHOTO COUPLER PC7303...
  • Page 37: Block (2/2) Diagram

    10.3. Block (2/2) Diagram CN8660 SPEAKER_R SPEAKER_L SD CARD JK3005B D3006 JK3001 JK8450 JK8451 JK8600A JK4701A JK4700A JK4702A JK4703A FACTORY DIGITAL COMPONENT/VIDEO ANTENNA/ USB1 USB2 WiFi ETHERNET AUDIO OUT HDMI2 HDMI1 HDMI3 HDMI4 MAIN MAIN CABLE IN CN0100 DMC_IIC0 IIC0 IIC1 STM_IIC SBO0/SBI0...
  • Page 39: Wiring Connection Diagram

    11 Wiring Connection Diagram 11.1. Caution statement. Caution: Please confirm that all flexible cables are assembled correctly. Also make sure that they are locked in the connectors. Verify by giving the flexible cables a very slight pull. 11.2. Wiring 1...
  • Page 40: Wiring

    11.3. Wiring 2...
  • Page 41 Model No. : TC-L47ET5 Schematic Diagram Note...
  • Page 42 Model No. : TC-L47ET5 Replacement Parts List Note...
  • Page 43 Model No. : TC-L47ET5 P-Board (1/2)
  • Page 44 Model No. : TC-L47ET5 P-Board (2/2)
  • Page 45 Model No. : TC-L47ET5 A-Board (1/9)
  • Page 46 Model No. : TC-L47ET5 A-Board (2/9)
  • Page 47 Model No. : TC-L47ET5 A-Board (3/9)
  • Page 48 Model No. : TC-L47ET5 A-Board (4/9)
  • Page 49 Model No. : TC-L47ET5 A-Board (5/9)
  • Page 50 Model No. : TC-L47ET5 A-Board (6/9) S-10...
  • Page 51 Model No. : TC-L47ET5 A-Board (7/9) S-11...
  • Page 52 Model No. : TC-L47ET5 A-Board (8/9) S-12...
  • Page 53 Model No. : TC-L47ET5 A-Board (9/9) S-13...
  • Page 54 Model No. : TC-L47ET5 GK-Board and K-Board S-14...
  • Page 55 Model No. : TC-L47ET5 P-Board (Foil Side) S-15...
  • Page 56 Model No. : TC-L47ET5 P-Board (Component Side) S-16...
  • Page 57 Model No. : TC-L47ET5 A-Board (Foil Side) S-17...
  • Page 58 Model No. : TC-L47ET5 A-Board (Component Side) S-18...
  • Page 59 Model No. : TC-L47ET5 K-Board S-19...
  • Page 60 Model No. : TC-L47ET5 GK-Board S-20...
  • Page 61: Tc-L47Et5 Parts List

    Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks TXN/A1SKUUS CIRCUIT BOARD A 1 (RTL) PAVCA TXN/K1SKUUS CIRCUIT BOARD K 1 (RTL) PAVCA TXN/P1SKUU CIRCUIT BOARD P 1 (RTL) PAVCA TXNGK1SLUU CIRCUIT BOARD GK...
  • Page 62 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks C5322 F1K1E106A134 C 10UF, 25V C5323 F1K1E106A134 C 10UF, 25V C5324 F1K1E106A134 C 10UF, 25V C5325 F1G1H103A835 C 0.01UF, 50V 1 PAVCA C5326 F1G1C183A116 C 0.018UF, 16V...
  • Page 63 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks C7305 F1J1H104A902 C 0.1UF, 50V 1 PAVCA C7306 F1J1H104A902 C 0.1UF, 50V 1 PAVCA C7307 F1J1H101A906 C 100PF, 50V 1 PAVCA C7308 ECWH8223HAC C 0.022UF, Z, 800V...
  • Page 64 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks C8215 F1G1C104A077 C 0.1UF 16V C8216 F1J1A106A087 C 10UF, 10V C8218 F1G1C104A077 C 0.1UF 16V C8220 F1G1C104A077 C 0.1UF 16V C8221 F1G1C104A077 C 0.1UF 16V...
  • Page 65 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks C8902 F1G1C104A077 C 0.1UF 16V C9052 F1K1E106A134 C 10UF, 25V C9053 F1H1H103B047 C 0.01UF, 50V 1 PAVCA C9100 F1G1H471A830 C 470PF, 50V 1 PAVCA...
  • Page 66 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks C9262 F1G1A104A069 C 0.1UF 10V 1 PAVCA C9266 F1G1H471A830 C 470PF, 50V 1 PAVCA C9275 F1G1C104A077 C 0.1UF 16V C9278 F1G1H471A830 C 470PF, 50V...
  • Page 67 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks D7216 B0HASR000018 DIODE 1 PAVCA D7217 B0BC02500002 ZENER DIODE D7301 DZ2J039M0L ZENER DIODE D7302 B0HAGQ000001 DIODE D7303 DZ2J039M0L ZENER DIODE D7304 B0HAGQ000001 DIODE D7305...
  • Page 68 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks IC8706 C0DBGYY01682 IC8900 TVRS696ADS 1 PAVCA IC8902 TVRS695S 1 PAVCA IC9100 C1AB00003869 1 PAVCA IC9250 C3ABSY000090 1 PAVCA IC9300 C0EBK0000129 1 PAVCA IC9301 C0DBAYY01285...
  • Page 69 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks L8461 J0JHC0000045 CHIP INDUCTOR L8462 J0JHC0000045 CHIP INDUCTOR L8466 J0JYC0000464 FILTER 1 PAVCA L8660 J0JBC0000115 CHIP INDUCTOR L8662 J0JHC0000045 CHIP INDUCTOR L8663 J0JYC0000014 FILTER...
  • Page 70 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks R0938 D0GAR00J0005 M 0 OHM, 1/16W R0940 D0GAR00J0005 M 0 OHM, 1/16W R0946 D0GAR00J0005 M 0 OHM, 1/16W R0948 D0GAR00J0005 M 0 OHM, 1/16W...
  • Page 71 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks R4712 D0GA473JA023 M 47KOHM, J,1/16W R4715 D0GA103JA023 M10KOHM, J.1/16 W R4721 D0GA103JA023 M10KOHM, J.1/16 W R4722 D0GA103JA023 M10KOHM, J.1/16 W R4723 D0GA473JA023 M 47KOHM, J,1/16W...
  • Page 72 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks R5100 D0GA101JA023 M 100 OHM, J,1/16W R5104 D0GA103JA023 M10KOHM, J.1/16 W R5152 D0GA222JA023 M 2.2KOHM, J,1/16W R5175 D0GA680JA023 M 68 OHM, J,1/16W R5181 D0GA103JA023 M10KOHM, J.1/16 W...
  • Page 73 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks R7317 D0GD223JA052 M 22KOHM,J,1/8W R7318 D0GD473JA052 M 47KOHM,J,1/8W R7319 D0GD473JA052 M 47KOHM,J,1/8W R7320 D0GD473JA052 M 47KOHM,J,1/8W R7321 D0GD100JA059 M 10 OHM,J,1/4W R7322 D0GD100JA059 M 10 OHM,J,1/4W...
  • Page 74 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks R8451 D0GA103JA023 M10KOHM, J.1/16 W R8453 D1BA3742A014 M 37.4KOHM,F. 1/16 W 1 PAVCA R8454 D0GA103JA023 M10KOHM, J.1/16 W R8455 D0GA103JA023 M10KOHM, J.1/16 W R8457 D1BA3742A014 M 37.4KOHM,F.
  • Page 75 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks R8851 D1BB7151A106 M 7.15 KOHM,F.1/10 W 1 PAVCA R8852 D0GA102JA023 M1KOHM, J.1/16 W R8853 D0GA182JA023 M 1.8KOHM, J,0.063W R8854 D0GA102JA023 M1KOHM, J.1/16 W R8858...
  • Page 76 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks R9266 D0GA220JA023 M22 OHM, J.1/16 W R9267 D0GA220JA023 M22 OHM, J.1/16 W R9268 D0GA220JA023 M22 OHM, J.1/16 W R9269 D0GA220JA023 M22 OHM, J.1/16 W...
  • Page 77 Model No. : TC-L47ET5 Exploded View S-37...
  • Page 78 Model No. : TC-L47ET5 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks 10030-0066000 BATTERY COVER 1 PAVCA K1HY05YY0022 USB CABLE 1 PAVCA K2CB2YY00071 AC CORD 1 PAVCA K2KYYYY00199 AV CABLE 1 PAVCA L0EYAA000006 SPEAKER UNIT L...

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