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Panasonic TC-L42E60 Service Manual
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Panasonic TC-L42E60 Service Manual

42 inch class 1080p lcd hdtv
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See also: Owner's Manual
42 Inch Class 1080p LCD HDTV
TC-L42E60
Model No.
LA41 Chassis
© Panasonic Corporation 2013 Unauthorized copy-
ing and distribution is a violation of law.
ORDER NO. MTNC130104CE
B32 Canada: B61

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Summary of Contents for Panasonic TC-L42E60

  • Page 1 ORDER NO. MTNC130104CE B32 Canada: B61 42 Inch Class 1080p LCD HDTV TC-L42E60 Model No. LA41 Chassis © Panasonic Corporation 2013 Unauthorized copy- ing and distribution is a violation of law.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS 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 Main Device A-Board TUN, OFDM, ADV, LD4, STBY EEP P-Board Power Supply GK-Board Function SW for LGD panel K-Board LED/RM/CATS...

  • Page 7: Specifications

    4 Specifications...

  • 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 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 press [INPUT] button of the remote control three times...

  • 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 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 2. Disconnect the connector K10. 3. Remove the K-Board. 1. Remove the 4 screws (XTV3+8GFJK). 2. Remove the 3 screws (THTD030J). 3. Remove the 4 screws M6 Spacer. 4. Remove the 25 screws (THEC1509). 5. Remove the Back Cover. 8.2.5.
  • Page 19 8.2.6. Speaker unit L/R 8.2.8. A-Board 1. Disconnect the speaker’s connector. 1. Disconnect the connectors (A02, A10, A12 and A20). 2. Remove the speaker unit L/R. 2. Remove the 3 screws (THEJ036J). 3. Remove the A-Board. 8.2.7. P-Board 1. Remove the SPACER(P_PCB). 2.
  • Page 20 8.2.11. Rear Panel Top 5. Remove the 2 CH Mount Boss. 6. Remove the 2 Ground Spring. 1. Remove the rear panel top assy. 8.2.12. GK-Board 1. Remove the screw (THEJ036J). 8.2.9. Rear Panel Bottom 1. Remove the 3 screws. 2.
  • Page 21 8.2.15. Metal Bracket Bottom 3. Disconnect the connector GK4. 4. Remove the GK-Board and the key button bracket. 1. Remove the 4 screws THEJ024. 2. Remove the metal bracket bottom. 8.2.13. Rear Panel Metal L/R 1. Remove the 6 screws (THEJ036J). 2.
  • Page 22 EMI processing 8.2.16.

  • Page 30: Measurements And Adjustments

    9 Measurements and Adjustments 9.1. Voltage chart of P-board VOLTAGE TEST POINT SPECIFICATION TP7407 24V ± 1.2V TP7410 15.7V ± 0.6V TP7501 5.3V ± 0.2V TP7201 / TP7202 390V ± 15V 9.2. Voltage chart of A-board VOLTAGE TEST POINT SPECIFICATION PANEL12V TP4000 / TP4001 11.50V - 12.50V...

  • Page 31: Block Diagram

    10 Block Diagram 10.1. Main Block Diagram NAND NAND IF DDR3 FLASH P_OSCL2 TUNER P_OSDA2 PARAGON V/Y PB PR COMP/V P15V TMDS_DATA OVP DET HDMI1 SUB3.3V STB1.2V STB3.3V HDMI HDMI3 SUB5V P15V USB5V HDMI2 5.8VS P_ASPDIF1 SUB3.3V SUB3.3V DIGITAL P_ASPDIF0 STB3.3V STB3.3V AUDIO OUT...

  • Page 32: Block (1/2) Diagram

    10.2. Block (1/2) Diagram MAIN POWER IC7301, IC7502 STB6V 5.8VS IC7201, Q7301, T7201, Q7302 T7301 D7409 PA7406 D7106 Q7201,2 RECTIFIER P15V CONVERTER Q7403 D7408,9 PA7402 +16V CF7101,2 +16V Q7402 +16V DETECT D7401,02 D7104,5 IC7401 PC7301 PHOTO ERROR COUPLER DETCT PC7302 PHOTO COUPLER PC7303...

  • Page 33: Block (2/2) Diagram

    10.3. Block (2/2) Diagram CN8660 SPEAKER_R SPEAKER_L SD CARD JK3101 D3201 JK8602 JK8601 JK8600A JK4702 JK4701 JK4703 FACTORY DIGITAL COMPONENT/VIDEO ANTENNA/ USB2 USB1 WiFi MAIN MAIN ETHERNET AUDIO OUT HDMI2 HDMI1 HDMI3 CABLE IN CN0100 DMC_IIC0 IIC0 IIC2 TU6706 ETHER PHY IC8603 IC8602 IC8605...

  • Page 34: 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 35: Wiring

    11.3. Wiring 2...
  • Page 36 Print Parts List Model No. : TC-L42E60 Exploded View file:///C|/...SVC_MTNC130104CE/viewing/SGML_VIEW_DATA/NA/TC-L42E60/SVC/MTNC130104CE/mec2/en/html/print_all.htm[1/19/2014 6:12:46 PM]...
  • Page 37 Print Parts List Model No. : TC-L42E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks TXN/A1VKUUS CIRCUIT BOARD A 1 (RTL) PAVCA TXN/K1VKUUS CIRCUIT BOARD K 1 (RTL) PAVCA TXN/P1VKUU CIRCUIT BOARD P 1 (RTL) PAVCA...
  • Page 38 C 1000PF 50V 1 PAVCA C6762 F1G1H102A834 C 1000PF 50V 1 PAVCA C6764 F1G1C104A077 C 0.1UF 16V 1 PAVCA Model No. : TC-L42E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C6766 F1G1H1020008 C 1000PF 50V...
  • Page 39 C 0.1UF 16V 1 PAVCA C8012 F1G1C104A077 C 0.1UF 16V 1 PAVCA C8013 F1G1C104A077 C 0.1UF 16V 1 PAVCA Model No. : TC-L42E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8014 F1J1A106A087 C 10UF 10V...
  • Page 40 D5179 B0ADCK000001 DIODE 1 PAVCA D5180 DZ2J033M0L ZENER DIODE 1 PAVCA D5187 DZ2J047M0L ZENER DIODE 1 PAVCA Model No. : TC-L42E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D5188 B0ADCK000001 DIODE 1 PAVCA D5191...
  • Page 41 1 PAVCA IC8706 C0DBGYY01682 1 PAVCA IC8900 TVRT135S 1 PAVCA D0GDR00J0004 M 0 OHM 1/8W 1 PAVCA Model No. : TC-L42E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D0GDR00J0004 M 0 OHM 1/8W 1 PAVCA...
  • Page 42 1 PAVCA L8602 J0ZZB0000142 FILTER 1 PAVCA L8605 J0JYC0000464 FILTER 1 PAVCA L8615 J0ZZB0000142 FILTER 1 PAVCA Model No. : TC-L42E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks L8616 J0ZZB0000142 FILTER 1 PAVCA L8617...
  • Page 43 M10KOHM J.1/16 W 1 PAVCA R4714 D0GA473JA039 M 47KOHM J 1/16W 1 PAVCA R4715 D0GA102JA039 M1KOHM J.1/16 W 1 PAVCA Model No. : TC-L42E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R4717 D0GA473JA039 M 47KOHM J 1/16W...
  • Page 44 M 0 OHM 1/16W 1 PAVCA R6729 D0GAR00J0005 M 0 OHM 1/16W 1 PAVCA R6730 D0GA103JA039 M10KOHM J.1/16 W 1 PAVCA Model No. : TC-L42E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R6743 D0GA681JA023...
  • Page 45 R7403 D0GB102JA065 M 1KOHM J 1/10W R7404 D0GB104JA065 M 100KOHM J 1/10W R7405 D0GB222JA065 M 2.2KOHM J 1/10W 1 PAVCA Model No. : TC-L42E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7406 D1BD3301A180 M 3.3KOHM F.1/8W...
  • Page 46 ZA0066 K4AD01D00008 TERMINAL 1 PAVCA ZA7102 K4AD01A00004 TERMINAL 1 PAVCA ZA7104 K4AD01A00004 TERMINAL 1 PAVCA Model No. : TC-L42E60 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks K1HY05YY0069 USB CABLE 1 PAVCA K2CA2YY00262 PLUGS WITH CABLE FOR...
  • Page 47 Print Parts List TXJ/P4VKUU P4-LD/GK4 WIRE HARNE 1 PAVCA TXJA02VKUU A02-P2 WIRE HARNESS 1 PAVCA TXJA10VKUU A10-K10 WIRE HARNESS 1 PAVCA TXJA12VKUU A12-SP WIRE HARNESS 1 PAVCA 10030 -0061100 BATTERY COVER 1 PAVCA file:///C|/...SVC_MTNC130104CE/viewing/SGML_VIEW_DATA/NA/TC-L42E60/SVC/MTNC130104CE/mec2/en/html/print_all.htm[1/19/2014 6:13:36 PM]...

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