Panasonic TC-L55ET60 Service Manual
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Panasonic TC-L55ET60 Service Manual

55 inch class 1080p lcd hdtv
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See also: Owner's Manual
55 inch Class 1080p LCD HDTV
TC-L55ET60
Model No.
LA41 Chassis
© Panasonic Corporation 2013.
Unauthorized copying and distribution is a violation
of law.
ORDER NO.MTNC130220CE
B32 Canada: B61

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Summary of Contents for Panasonic TC-L55ET60

  • Page 1 ORDER NO.MTNC130220CE B32 Canada: B61 55 inch Class 1080p LCD HDTV TC-L55ET60 Model No. LA41 Chassis © Panasonic Corporation 2013. 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 IR/LED/AI P-Board Power GK-Board...

  • 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. NAND Flash (IC8900) 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 Main IC (IC8000) when SELF CHECK was done and are stored in both Main IC (IC8000) and NAND Flash (IC8900).

  • 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 On/Off 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 Usb Memory

    6.4. Data Copy by USB Memory Note: SD card can not be used for Data Copy. 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 USB Memory 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 USB Memory and then copy to other TVs.
  • Page 13 6.4.3. Data copy from TV set to USB Memory 1. Turn on the TV set. 2. Insert USB Memory with a startup file (pwd file) to USB terminal. 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 USB Memory.
  • Page 14 6.4.4. Data copy from USB Memory to TV set 1. Turn on the TV set. 2. Insert USB Memory with Data to USB terminal. 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 USB Memory 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 7.1.1.1. 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.

  • Page 18: Disassembly Procedure For The Unit

    8.2. Disassembly Procedure for the Unit 8.2.1. Pedestal 8.2.3. Back Cover 1. Lay down the unit so that the rear cover faces upward. 1. Remove the 28 screws. 2. Remove the 4 screws. 2. Remove the 4 M6 CAPs. 3. Remove the pedestal. 3.
  • Page 19 8.2.4. P-Board 8.2.5. A-Board 1. Remove the 5 screws. 1. Remove the 3 screws. 2. Disconnect the connectors (P2 and P4). 2. Remove the Side AV Bracket. 3. Remove the P-Board. 3. Remove the 3 screws. 4. Remove the Bottom AV Bracket. 4.
  • Page 20 8.2.6. K-Board 5. Disconnect the connectors (A02, A10, A12 ,A15, A16 and A20). 1. Disconnect the connector (K10). 6. Remove the A-Board. 2. Remove the K-Board.
  • Page 21 8.2.7. Woofer 8.2.8. GK-Board 1. Remove the 3 screws. 1. Remove the 1 screw. 2. Remove the Woofer.
  • Page 22 8.2.10. WiFi Metal 2. Remove the 1 screw. 3. Remove the 2 locking tabs. 1. Remove the 1 screw. 4. Disconnect the connector (GK4). 2. Remove the Wifi Cable. 5. Remove the GK-Board and the Key Button Bracket. 3. Remove the 2 screws. 4.

  • Page 23: Metal Bracket Bottom

    8.2.11. Metal Bracket Bottom 1. Remove the 6 screws. 2. Remove the Metal Bracket Bottom. 8.2.12. Rear Panel B Assy 1. Remove the 3 screws. 2. Remove the Rear Panel B Assy. 8.2.13. Rear Panel T/L/R Assy and LCD Panel 1.
  • Page 24 Felt, Sponge, and so on. 8.2.14.

  • Page 26: Measurements And Adjustments

    9 Measurements and Adjustments 9.1. Voltage chart of P-board Power Supply Name Test point Spec TP7407 24±1.2V TP7410 15.7±0.6V TP7501 5.3±0.2V TP7201 or TP7202 390V ±15V *HOT 9.2. Voltage chart of A-board Power Supply Name Test point Spec PANEL12V TP4000/4001 11.50V - 12.50V SUB5V TP5420...

  • Page 27: Block Diagram

    10 Block Diagram 10.1. Main Block Diagram MAIN SD CARD DATA SD IF SD CARD SLOT SUB5V TUNER DDR3 DDR_I/F Paragon USB5V Y/PB/PR COMPONENT IN CVBS IN SUB3.3V SUB1.2V L/R IN OVP DET NAND SUB1.5 NAND_I/F FLASH SUB5V ANALOG-ASIC DIGITAL P15V AUDIO SPDIF_OUT...

  • Page 28: Block (1/2) Diagram

    10.2. Block (1/2) Diagram JK3101A MAIN POWER IC7301, IC7503 STB5V IC7201, Q7301, 5.8VS T7202, Q7302 T7302 PA7406 D7102 Q7201 RECTIFIER +16V SRV_15V CONVERTER Q7403 D7412,13 PA7403 +16V P15V CF7101 DCDCIN TP0002 +16V Q7402,04 DETECT D7403,7 IC7401 PC7301 PHOTO ERROR COUPLER DETCT PC7303 PHOTO...

  • Page 29: Block (2/2) Diagram

    10.3. Block (2/2) Diagram JK8600 SPEAKER_R SPEAKER_L WOOFER SD CARD JK8601 JK8602 D3201 JK4701 FACTORY JK8650A JK4702 JK4703 DIGITAL USB1 USB2 WiFi MAIN MAIN AUDIO OUT HDMI2 HDMI1 HDMI3 ETHERNET RF IN CN0100 IIC_0 IIC_2 IIC_2 UART TU6706 TUNER IIC_0 IC8660 IC8714 IC4900...

  • Page 31: 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. Dressing Wire...
  • Page 33 Model No. : TC-L55ET60 Exploded View 1 / 1...
  • Page 34 Print Parts List Model No. : TC-L55ET60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks TXN/A1VCUUS CIRCUIT BOARD A 1 (RTL) PAVCA TXN/K1VEUUS CIRCUIT BOARD K 1 (RTL) PAVCA TXN/P1VCUU CIRCUIT BOARD P 1 (RTL) PAVCA...
  • Page 35 C 470pF, K,250V 1 PAVCA C7104 F0CAF2240010 C 0.22UF, 250V 1 PAVCA C7105 F0CAF2240010 C 0.22UF, 250V 1 PAVCA Model No. : TC-L55ET60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C7106 F1AAF471A019 C 470pF, K,250V...
  • Page 36 C 0.1UF 16V C8024 F1G1C104A077 C 0.1UF 16V C8025 F1G1C104A077 C 0.1UF 16V C8027 F1G1C104A077 C 0.1UF 16V Model No. : TC-L55ET60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8030 F1G1C104A077 C 0.1UF 16V...
  • Page 37 DZ2J068M0L ZENER DIODE D5179 B0ADCK000001 DIODE D5180 DZ2J033M0L ZENER DIODE D5187 DZ2J047M0L ZENER DIODE D5188 B0ADCK000001 DIODE Model No. : TC-L55ET60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D5191 B0ADCK000001 DIODE D5208 B0ADCK000001 DIODE...
  • Page 38 C0DBGYY01682 IC8714 C0DBEYY00102 IC8900 TVRT135AAS 1 PAVCA D0GDR00J0004 M 0 OHM, 1/8W D0GDR00J0004 M 0 OHM, 1/8W Model No. : TC-L55ET60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D0GDR00J0004 M 0 OHM, 1/8W D0GDR00J0004...
  • Page 39 L8602 J0ZZB0000142 FILTER L8605 J0JYC0000464 FILTER L8615 J0ZZB0000142 FILTER L8616 J0ZZB0000142 FILTER L8617 J0JYC0000464 FILTER Model No. : TC-L55ET60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks L8618 J0JYC0000464 FILTER L8660 J0JBC0000115 CHIP INDUCTOR L8662...
  • Page 40 M1KOHM, J.1/16 W 1 PAVCA R4717 D0GA473JA039 M 47KOHM, J,1/16W 1 PAVCA R4718 D0GA473JA039 M 47KOHM, J,1/16W 1 PAVCA Model No. : TC-L55ET60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R4720 D0GA473JA039 M 47KOHM, J,1/16W...
  • Page 41 M 0 OHM J 1/10W R6725 D0GAR00J0005 M 0 OHM, 1/16W R6728 D0GAR00J0005 M 0 OHM, 1/16W R6729 D0GAR00J0005 M 0 OHM, 1/16W Model No. : TC-L55ET60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R6730 D0GA103JA039 M10KOHM, J.1/16 W...
  • Page 42 D0GB224JA065 M 220KOHM,J,1/10W R7412 D0GB153JA065 M 15K OHM J 1/10W R7415 D0GD472JA052 M 4.7KOHM,J,1/8W R7416 D0GD103JA052 M 10KOHM,J,1/8W Model No. : TC-L55ET60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7417 D0GD103JA052 M 10KOHM,J,1/8W R7420 D0GB473JA065 M 47KOHM J.
  • Page 43 K4AD01D00008 TERMINAL ZA0055 K4AD01D00008 TERMINAL ZA7101 K4AD01A00004 TERMINAL 1 PAVCA ZA7102 K4AD01A00004 TERMINAL 1 PAVCA Model No. : TC-L55ET60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks 10030 -0061100 BATTERY DOOR 1 PAVCA EAK1H06A SPEAKER_SQ...
  • Page 44 1 PAVCA TXFKP5Z0070 REAR_PANEL_R_ASSY 1 PAVCA TXFKU1113SER BACK_COVER_COMP 1 PAVCA TXJ/P4VCUU LEAD (P4-LD/GK4) 1 PAVCA TXJA12VCUU SPEAKER LEAD (A12-SP WF) 1 PAVCA XTV3+8GFJK SCREW XYN3+C6FJ SCREW XYN3+C6FJ SCREW XYN3+C6FJ SCREW XYN3+C8FJ SCREW XYN5+F18FN SEMS SCREW M5X18 (SILVER) file:///C|/...VC_MTNC130220CE/viewing/SGML_VIEW_DATA/NA/TC-L55ET60/SVC/MTNC130220CE/mec2/en/html/print_all.htm[1/19/2014 5:20:28 PM]...

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