Panasonic TC-L50E60 Service Manual
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Panasonic TC-L50E60 Service Manual

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50 inch Class 1080p LCD HDTV
TC-L50E60
Model No.
LA41 Chassis
© Panasonic Corporation 2013.
Unauthorized copying and distribution is a violation
of law.
ORDER NO.MTNC130212CE
B32 Canada: B61
Ver.1

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  • Page 1 ORDER NO.MTNC130212CE B32 Canada: B61 50 inch Class 1080p LCD HDTV TC-L50E60 Model No. LA41 Chassis © Panasonic Corporation 2013. Unauthorized copying and distribution is a violation of law. Ver.1...

  • 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

    4 Specifications Power Source AC 110-127 V, 60 Hz Power Consumption Rated Power 96 W Standby Power 0.2 W Display Panel Panel System LCD panel (LED backlight) Screen size 50 inch class (49.5 inches measured diagonally) W × H × Diagonal 43.1 inch ×...

  • 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. 6.1.2.

  • 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 22 screws (A). 2. Remove the 4 screws. 2. Remove the 7 screws (B). 3.
  • Page 19 8.2.4. P-Board 4. Remove the CH Mount Boss and Ground Spring. 5. Disconnect the connectors (A02, A10, A12 ,A15, A16 and 1. Remove the 4 screws. A20). 2. Disconnect the connectors (P2 and P4). 6. Remove the A-Board. 3. Remove the P-Board. 8.2.6.
  • Page 20 8.2.7. GK-Board 8.2.8. Speaker Unit L/R 1. Disconnect the connector (GK4). 1. Remove the 2 Speaker Unit L/R. 2. Remove the 1 screw. 8.2.9. Rear Panel BTM Assy 1. Remove the 5 screws. 2. Remove the Rear Panel BTM Assy. 8.2.10.
  • Page 21 8.2.11. WiFi Cable 8.2.13. Rear Panel Metal Top/L/R 1. Remove the 1 screw. 1. Remove the 3 screws. 2. Remove the WiFi Cable. 2. Remove the Rear Panel Metal Top/L/R. 8.2.14. Bottom Metal and LCD Panel 1. Remove the 6 screws. 2.
  • Page 22 8.2.15. Felt, Sponge, and so on...

  • 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 RF_I_P/N RF IN TUNER DDR_I/F DDR3 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 STB3.3V P15V SUB_AI_3.3V ARC_OUT SUB5V TMDS DATA...

  • Page 28: Block (1/2) Diagram

    10.2. Block (1/2) Diagram JK3101 MAIN POWER IC7301, IC7503 STB5V IC7201, Q7301, 5.8VS T7201, Q7302 T7302 PA7406 D7106 Q7201 RECTIFIER +16V CONVERTER Q7403 D7408,9 PA7402 +16V P15V CF7103 DCDCIN CF7104 +16V Q7402,05 DETECT D7401,2 IC7401 PC7301 PHOTO ERROR COUPLER DETCT PC7303 PHOTO COUPLER...

  • Page 29: Block (2/2) Diagram

    10.3. Block (2/2) Diagram SPEAKER_R SPEAKER_L JK8601 JK8602 D3201 FACTORY JK6750 JK8650A JK4701 JK4702 JK4703 DIGITAL USB1 USB2 WiFi MAIN MAIN AUDIO OUT HDMI1 HDMI2 HDMI3 RF IN ETHERNET CN0100 IIC_0 IIC_2 IIC_2 UART X6750 24MHz IC6750 TUNER IC4900 AUDIO AMP P15V IC5704 +1.8V...

  • 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-L50E60 Exploded View 1 / 1...
  • Page 34 Print Parts List Model No. : TC-L50E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks TXN/A1VJUUS CIRCUIT BOARD A 1 (RTL) PAVCA TXN/K1VKUUS CIRCUIT BOARD K 1 (RTL) PAVCA TXN/P1VJUUS CIRCUIT BOARD P 1 (RTL) PAVCA...
  • Page 35 C 180PF 50V 1 PAVCA C6760 F1G1H102A834 C 1000PF 50V 1 PAVCA C6762 F1G1H102A834 C 1000PF 50V 1 PAVCA Model No. : TC-L50E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C6764 F1G1C104A077 C 0.1UF 16V...
  • Page 36 C7529 F1J1H472A900 C 4700pF, 50V 1 PAVCA C8002 F1G1C104A077 C 0.1UF 16V C8007 F1J0G2260001 C 22 UF 4 V Model No. : TC-L50E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8008 F1G1C104A077 C 0.1UF 16V...
  • Page 37 1 PAVCA D5172 DZ2J220M0L TRANSISTOR D5173 DA2J10100L DIODE D5178 DZ2J068M0L ZENER DIODE D5179 B0ADCK000001 DIODE Model No. : TC-L50E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D5180 DZ2J033M0L ZENER DIODE D5187 DZ2J047M0L ZENER DIODE...
  • Page 38 1 PAVCA IC8605 C0DBZYY00541 1 PAVCA IC8704 C0DBAYY01647 1 PAVCA IC8705 C0DBAYY01299 1 PAVCA IC8706 C0DBGYY01682 Model No. : TC-L50E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks IC8900 TVRT135S 1 PAVCA D0GDR00J0004 M 0 OHM, 1/8W...
  • Page 39 G1CR22JA0097 INDUCTION COIL 1 PAVCA L7201 J0JKB0000034 FLAT CORE L7203 J0JKB0000034 FLAT CORE L7207 J0JHC0000075 CHIP INDUCTOR Model No. : TC-L50E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks L7502 G0C270MA0049 PEAKING COIL L8100 G1C3R3MA0464...
  • Page 40 M 68 OHM, J,1/16W R4708 D0GA680JA023 M 68 OHM, J,1/16W R4709 D0GA680JA023 M 68 OHM, J,1/16W R4710 D0GA680JA023 M 68 OHM, J,1/16W Model No. : TC-L50E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R4711 D0GA103JA039 M10KOHM, J.1/16 W...
  • Page 41 M 15KOHM,F. 1/16 W 1 PAVCA R5731 D1BA1200A023 M 120 OHM,F.1/16 W 1 PAVCA R5732 D1BA56R0A023 M 56 OHM,F.1/16 W 1 PAVCA Model No. : TC-L50E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R6717 D0GBR00J0004...
  • Page 42 D0GD100JA059 M 10 OHM,J,1/4W R7323 D0GD223JA052 M 22KOHM,J,1/8W R7324 D0GD223JA052 M 22KOHM,J,1/8W R7325 ERX1SJ1R0 M 1.0 OHM, J, 1W Model No. : TC-L50E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7401 D0GD472JA052 M 4.7KOHM,J,1/8W...
  • Page 43 TERMINAL ZA0066 K4AD01D00008 TERMINAL ZA7101 K4AD01A00004 TERMINAL 1 PAVCA ZA7103 K4AD01A00004 TERMINAL 1 PAVCA Model No. : TC-L50E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks 10030 -0061100 BATTERY COVER 1 PAVCA K1HY05YY0070 WIFI CABLE...
  • Page 44 REAR PANEL L ASSY 1 PAVCA TXFKP5Z0170 REAR PANEL R ASSY 1 PAVCA TXFKU0613SER BACKCOVER ASSY 1 PAVCA TXJ/P4VJUU LEAD (P4-LD/GK4) 1 PAVCA TXJA12VJUU SPEAKER LEAD (A12-SP) 1 PAVCA XSS5+15FNK SCREW (SUP-BRA) XTV3+8GFJK SCREW XYN3+C6FJ SCREW XYN3+C6FJ SCREW file:///C|/...SVC_MTNC130212CE/viewing/SGML_VIEW_DATA/NA/TC-L50E60/SVC/MTNC130212CE/mec2/en/html/print_all.htm[1/19/2014 5:39:33 PM]...

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