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Panasonic TH-L50DT60S 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. Purpose ------------------------------------------------- 9
5.1.2. Key command ----------------------------------------- 9
5.1.3. How to exit---------------------------------------------- 9
5.1.4. Contents of adjustment mode --------------------10
5.2. SRV-TOOL ------------------------------------------------- 11
5.2.1. How to access ---------------------------------------- 11
Model No.
Chassis:
Destination:
PAGE
5.2.2. Display of SOS History ---------------------------- 11
5.2.3. POWER ON TIME/COUNT ----------------------- 11
5.2.4. Exit ------------------------------------------------------ 11
5.2.5. DRV Check - USBHDD Check------------------- 12
5.2.6. Hotel Mode-------------------------------------------- 12
6 Troubleshooting Guide --------------------------------------- 13
6.1. Check of the IIC bus lines------------------------------ 13
6.1.1. How to access --------------------------------------- 13
6.1.2. Self-check indication only: ------------------------ 13
shipment setting: ------------------------------------ 13
6.1.4. Exit ------------------------------------------------------ 13
6.1.5. Screen display --------------------------------------- 13
6.2. Power LED Blinking timing chart --------------------- 14
6.3. LCD Panel test mode ----------------------------------- 14
6.4. No Power--------------------------------------------------- 14
7.1. Rear Panel Installation 1 ------------------------------ 15
7.2. Rear Panel Installation 2 ------------------------------- 16
ORDER NO. MTV1301107CE
TH-L50DT60S
LA41
SINGAPORE
© Panasonic Corporation 2013.
LED TV
PAGE

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Summary of Contents for Panasonic TH-L50DT60S

  • Page 1: Table Of Contents

    5.1.4. Contents of adjustment mode --------------------10 7.1. Rear Panel Installation 1 ------------------------------ 15 7.2. Rear Panel Installation 2 ------------------------------- 16 5.2. SRV-TOOL ------------------------------------------------- 11 5.2.1. How to access ---------------------------------------- 11 7.3. LCD Panel Fixing & Handling Method -------------- 17 © Panasonic Corporation 2013.
  • Page 2 TH-L50DT60S 7.4. Sticking Gasket at Panel ------------------------------- 18 7.5. Fix Key Button & LED Panel ------------------------- 19 7.6. Install AV Bracket ---------------------------------------- 20 7.7. Installing P-Print & Screw ------------------------------ 21 7.8. Fix Metal Bracket Bottom ------------------------------ 22 7.9. Fix Speaker & Spacer ----------------------------------- 23 7.10.

  • Page 3: Safety Precautions

    TH-L50DT60S 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-L50DT60S 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-L50DT60S 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-L50DT60S 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-L50DT60S 4 Specifications Power Rating 128 W Standby power consumption 0.2 W Visible screen size (diagonal) 126 cm Dimensions (W  H  D) 1,123 mm  745 mm  261 mm (With Pedestal) 1,123 mm  659 mm  35 mm (TV only) Mass 20.5 kg Net (With Pedestal)
  • Page 8 0C - 40C Materials Main body / Lens section: Resin • Use Panasonic 3D Eyewear supporting passive 3D system technology. Note • VIERA Touch Pad Controller uses Bluetooth wireless technology. • Design and Specifications are subject to change without notice. Mass and Dimensions shown are approximate.

  • Page 9: Service Mode

    TH-L50DT60S 5 Service Mode 5.1. How to enter into Service Mode 5.1.1. 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.

  • Page 10: Contents Of Adjustment Mode

    TH-L50DT60S Contents of adjustment mode 5.1.4. • Value is shown as a hexadecimal number. • Preset value differs depending on models. • After entering the adjustment mode, take note of the value in each item before starting adjustment. Main item...

  • Page 11: Srv-Tool

    TH-L50DT60S 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 12: Drv Check - Usbhdd Check

    TH-L50DT60S 5.2.5. DRV Check - USBHDD Check 1. Select [DRV Check - USBHDD Check] in Service Mode. 2. Press [OK] button on the remote control for more than 3 seconds. 5.2.6. Hotel Mode 1. Purpose Restrict a function for hotels.

  • Page 13: Troubleshooting Guide

    TH-L50DT60S 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 6.1.2. 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 14: Power Led Blinking Timing Chart

    TH-L50DT60S 6.2. 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.

  • Page 15: Disassembly And Assembly Instructions

    TH-L50DT60S 7 Disassembly and Assembly Instructions 7.1. Rear Panel Installation 1 1. Install REAR PANEL assy to each side of panel. 2. Follow the sequence TOP - LEFT - RIGHT - BOTTOM. Description REAR PANEL T ASSY REAR PANEL L ASSY...

  • Page 16: Rear Panel Installation

    TH-L50DT60S 7.2. Rear Panel Installation 2 1. Stick PCB BARRIER to panel. 2. Fix WOOFER to panel as below. 3. Stick FELT at ac inlet. Description P-PCB_BARRIER WOOFER THIN BOX FE FELT (10*14*T0.35)

  • Page 17: Lcd Panel Fixing & Handling Method

    TH-L50DT60S 7.3. 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 18: Sticking Gasket At Panel

    TH-L50DT60S 7.4. Sticking Gasket at Panel Stick GASKET to LCD panel & P-board as below.

  • Page 19: Fix Key Button & Led Panel

    TH-L50DT60S 7.5. Fix Key Button & LED Panel 1. Insert the bracket as shown. 2. Connect cable P4-LD/GK4. 3. Screw GK plate bracket in the position as Detail A. Description Remarks KEY BUTTON BRACKET P4-LD/GK4 SCREW (KEY) 6 ±1 Kgfcm SIDE AV BRACKET FELT (6*50*T0.55)

  • Page 20: Install Av Bracket

    TH-L50DT60S 7.6. Install AV Bracket Fix Side & Bottom AV Bracket to A-Print. Description GASKET BOTTOM AV BRACKET...

  • Page 21: Installing P-Print & Screw

    TH-L50DT60S 7.7. Installing P-Print & Screw 1. Place P-Print in the position shown in the panel. 2. Tighten screw using specified torque. Description Remarks SCREW (RP) 6 ±1 Kgfcm SCREW (WOOFER) 6 ±1 Kgfcm SCREW 6 ±1 Kgfcm LED PANEL ASSY...

  • Page 22: Fix Metal Bracket Bottom

    TH-L50DT60S 7.8. Fix Metal Bracket Bottom 1. Fix METAL BRACKET BTM to panel. 2. Install SP left & right. 3. Fix WIFI METAL to panel. Description CLAMPER METAL_BRACKET_BOTTOM WIFI_METAL SPEAKER SQ WIFI CABLE BT DONGLE...

  • Page 23: Fix Speaker & Spacer

    TH-L50DT60S 7.9. Fix Speaker & Spacer 1. Assemble wire dressing according to diagram below. 2. Refer next page for detail assemble. Description Remarks SCREW 6 ±1 Kgfcm SPONGE (15*20*T20)

  • Page 24: Install Wifi Dongle

    TH-L50DT60S 7.10. Install WIFI Dongle Install WIFI Dongle to B/COVER.

  • Page 25: Tightening Screw

    TH-L50DT60S 7.11. Tightening Screw Description Remarks SCREW 6 ±1 Kgfcm M6 CAP...

  • Page 26: Handling Spec

    TH-L50DT60S 7.12. Handling SPEC ■ Moving the LCD module The module should be handle by two people and hold on that top and bottom long side by both hands without module warping. Never handle the module with keeping horizontal position when moving the module in order to avoid internal damage and deformation.

  • Page 27: Measurements And Adjustments

    TH-L50DT60S 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. Power Supply Name Measurement Point Specification SUB5V TP5420 4.92V - 5.25V USB5V TP5440 5.00V - 5.40V...

  • Page 28: Block Diagram

    TH-L50DT60S 9 Block Diagram 9.1. Main Block Diagram MAIN SD CARD DATA SD IF SD CARD SLOT IFD_OUT TUNER SUB5V DDR_I/F DDR3 Parallel_TS DTMB TS I/F Peaks NAND USB5V Y/PB/PR COMPONENT IN NAND_I/F FLASH CVBS IN SUB3.3V SUB1.2V L/R IN OVP DET SUB1.5...

  • Page 29: Detailed Block Diagram (1/2)

    TH-L50DT60S 9.2. Detailed Block Diagram (1/2) JK3101 MAIN POWER IC7301, IC7503 STB5V IC7201, Q7301, 5.8VS T7202, Q7302 T7302 PA7406 D7102 Q7201 RECTIFIER +16V CONVERTER SRV_16V Q7403 D7412,13 PA7403 +16V P15V CF7101 TP0002 +16V Q7402,04 DETECT D7403,7 IC7401 PC7301 PHOTO ERROR...

  • Page 30: Detailed Block Diagram (2/2)

    TH-L50DT60S 9.3. Detailed Block Diagram (2/2) JK8600 SPEAKER_R SPEAKER_L WOOFER SD CARD JK8601 JK8602 JK8603A D3201 JK4701 JK4702 JK4703 JK8650A FACTORY DIGITAL USB1 USB2 USB3 MAIN MAIN HDMI2 HDMI1 HDMI3 AUDIO OUT ETHERNET RF IN CN0100 IIC_0 IIC_5 IIC_1 STM_IIC...

  • Page 31: Wiring Connection Diagram

    TH-L50DT60S 10 Wiring Connection Diagram 10.1. LVDS Fixing Wire Clampers Tape Cables A02 - P2 A10 - K10 WiFi SPR - A12 SPL - A12 Woofer - A12 A10~ BT P4 - GK4...

  • Page 32: Wire Dressing

    TH-L50DT60S 10.2. Wire Dressing Description LVDS FFC (41PIN) LVDS FFC (51PIN) PET TAPE 0.29m PET/AL...

  • Page 33: Schematic Diagram

    TH-L50DT60S 11 Schematic Diagram Model No. : TH-L50DT60S A-Board (1/17)
  • Page 34 Model No. : TH-L50DT60S A-Board (2/17)
  • Page 35 Model No. : TH-L50DT60S A-Board (3/17)
  • Page 36 Model No. : TH-L50DT60S A-Board (4/17)
  • Page 37 Model No. : TH-L50DT60S A-Board (5/17)
  • Page 38 Model No. : TH-L50DT60S A-Board (6/17)
  • Page 39 Model No. : TH-L50DT60S A-Board (7/17)
  • Page 40 Model No. : TH-L50DT60S A-Board (8/17)
  • Page 41 Model No. : TH-L50DT60S A-Board (9/17)
  • Page 42 Model No. : TH-L50DT60S A-Board (10/17)
  • Page 43 Model No. : TH-L50DT60S A-Board (11/17)
  • Page 44 Model No. : TH-L50DT60S A-Board (12/17)
  • Page 45 Model No. : TH-L50DT60S A-Board (13/17)
  • Page 46 Model No. : TH-L50DT60S A-Board (14/17)
  • Page 47 Model No. : TH-L50DT60S A-Board (15/17)
  • Page 48 Model No. : TH-L50DT60S A-Board (16/17)
  • Page 49 Model No. : TH-L50DT60S A-Board (17/17)
  • Page 50 Model No. : TH-L50DT60S GK-Board...
  • Page 51 Model No. : TH-L50DT60S K-Board...
  • Page 52 Model No. : TH-L50DT60S P-Board (1/2)
  • Page 53 Model No. : TH-L50DT60S P-Board (2/2)

  • Page 54: Printed Circuit Board

    TH-L50DT60S 12 Printed Circuit Board Model No. : TH-L50DT60S A-Board (Top Component Side)
  • Page 55 Model No. : TH-L50DT60S A-Board (Bottom Component Side)
  • Page 56 Model No. : TH-L50DT60S GK-Board...
  • Page 57 Model No. : TH-L50DT60S K-Board...
  • Page 58 Model No. : TH-L50DT60S P-Board (Top Component Side)
  • Page 59 Model No. : TH-L50DT60S P-Board (Bottom Component Side)

  • Page 60: Exploded View And Replacement Parts List

    TH-L50DT60S 13 Exploded View and Replacement Parts List Model No. : TH-L50DT60S Parts Location...
  • Page 61 Model No. : TH-L50DT60S Packing Exploded View 1...
  • Page 62 Model No. : TH-L50DT60S Packing Exploded View 2...
  • Page 63 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks CAPACITOR C2000 F1G1A105A047 C 1UF 10V C2001 F1G1H1020008 C 1000PF 50V C2003 F1G1H1020008 C 1000PF 50V C2009 F1G1H1020008 C 1000PF 50V C2012 F1G1E103A059 C 0.01UF 25V...
  • Page 64 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C5012 F1G1A105A047 C 1UF 10V C5020 F1G1C104A077 C 0.1UF 16V C5021 F1G1A105A047 C 1UF 10V C5022 F1G1A105A047 C 1UF 10V C5026 F1H1C105A167 C 1UF, 10V...
  • Page 65 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C6736 F1G1H101A834 C 100PF 50V C6737 F1G1H101A834 C 100PF 50V C6746 F1G1C104A077 C 0.1UF 16V C6750 F1G1H220A834 C 22PF, 50V C6751 F1G1H102A834 C 1000PF 50V...
  • Page 66 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C7522 F1K1V106A010 C 10UF, 25V C7523 F1K1V106A010 C 10UF, 25V C7524 F1J1H472A900 C 4700PF , 50V C7525 F1J1H223A900 C 0.022UF, 50V C7526 F1K1V106A010...
  • Page 67 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8242 F1G1C104A077 C 0.1UF 16V C8245 F1G1C104A077 C 0.1UF 16V C8248 F1G1C104A077 C 0.1UF 16V C8250 F1G1C104A077 C 0.1UF 16V C8259 F1G1C104A077 C 0.1UF 16V...
  • Page 68 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8621 F1G1C104A077 C 0.1UF 16V C8636 F1G1H1020008 C 1000PF 50V C8660 F1G1C104A077 C 0.1UF 16V C8661 F1G1C104A077 C 0.1UF 16V C8668 F1G1C104A077 C 0.1UF 16V...
  • Page 69 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C9545 F1J0G2260001 C 22 UF 4 V C9547 F1G1A105A047 C 1UF 10V C9550 F1G1C104A077 C 0.1UF 16V C9552 F1G1C104A077 C 0.1UF 16V C9553 F1G1C104A077 C 0.1UF 16V...
  • Page 70 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D7407 B0JBSL000046 DIODE D7411 DA2J10100L DIODE D7412 B0JBSG000068 DIODE D7413 B0JBSG000068 DIODE D7502 DB2J41100L DIODE D8716 B0ACGM000001 DIODE INTEGRATED CIRCUIT IC4900 C1AB00003800 IC4903 C1AB00003984...
  • Page 71 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks L4952 G1C220MA0533 INDUCTOR L5300 G1C220MA0445 INDUCTOR L5400 G1C2R2ZA0311 INDUCTOR L5420 G1C6R8MA0533 INDUCTOR L5440 G1C3R3MA0449 INDUCTOR L5700 G1C2R2MA0464 INDUCTOR L5701 J0JYC0000464 BEAD CORE L6704...
  • Page 72 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks Q7302 B1CFRR000016 TRANSISTOR Q7303 B1ADCE000022 TRANSISTOR Q7401 B1ABCF000231 TRANSISTOR Q7402 B1CHRE000015 TRANSISTOR Q7403 B1CHRE000015 TRANSISTOR Q7404 B1CHRE000015 TRANSISTOR Q7407 B1CBGD000001 TRANSISTOR Q7501 B1ABGE000015...
  • Page 73 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R2823 D1BA1821A023 M 1.82K OHM ,F, 1/16W R2824 D1BA6800A023 M 680 OHM ,F, 1/16W R2852 D1BD1911A177 M 1.91K OHM ,F, 1/16W R2853 D1BD3091A177 M 3.09K OHM ,F, 1/16W...
  • Page 74 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R4902 D1H86804A042 NETWORK RESISTER R4903 D0GA102JA039 M 1KOHM ,J, 1/16W R4904 D0GA102JA039 M 1KOHM ,J, 1/16W R4910 D0GA473JA039 M 47KOHM J. 1/10W R4930...
  • Page 75 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R6813 D0GA680JA023 M 68 OHM, J,1/16W R6818 D0GA680JA023 M 68 OHM, J,1/16W R6819 D0GAR00J0005 M 0 OHM, 1/16W R6820 D0GAR00J0005 M 0 OHM, 1/16W...
  • Page 76 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7321 D0GD100JA059 M 10 OHM,J,1/4W R7322 D0GD100JA059 M 10 OHM,J,1/4W R7323 D0GD223JA052 M 22KOHM,J,1/8W R7324 D0GD223JA052 M 22KOHM,J,1/8W R7325 D0B1106JA033 M 10MOHM J 1W...
  • Page 77 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8251 D1BA2700A023 M 270 OHM,F.1/16 W R8252 D1BA2700A023 M 270 OHM,F.1/16 W R8253 D1BA2700A023 M 270 OHM,F.1/16 W R8258 D0GA220JA023 M22 OHM, J.1/16 W...
  • Page 78 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8616 D0GA680JA023 M 68 OHM, J,1/16W R8617 D0GA103JA039 M 10K OHM J 1/10W R8620 D0GA472JA023 M 4.7KOHM, J,1/16W R8622 D0GA680JA023 M 68 OHM, J,1/16W...
  • Page 79 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8845 D0GA473JA039 M 47KOHM J. 1/10W R8846 D0GA103JA039 M 10K OHM J 1/10W R8847 D0GA103JA039 M 10K OHM J 1/10W R8849 D0GA473JA039 M 47KOHM J. 1/10W...
  • Page 80 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R9524 D1BA2700A023 M 270 OHM,F.1/16 W R9528 D1BA2700A023 M 270 OHM,F.1/16 W R9529 D1BA2700A023 M 270 OHM,F.1/16 W R9530 D1BA2700A023 M 270 OHM,F.1/16 W...
  • Page 81 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks PC7301 B3PAA0000674 PHOTO COUPLER PC7302 B3PAA0000674 PHOTO COUPLER PC7303 B3PAA0000674 PHOTO COUPLER RM2800 B3RBB0000018 PHOTO DETECTOR SN2800 B3JB00000208 SW2851 EVQ11G05R SWITCH SW2852 EVQ11G05R...
  • Page 82 Model No. : TH-L50DT60S Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks Exploded View EAK1H06A SPEAKER SQ K1HY05YY0054 WIFI CABLE K2CQ2YY00107 AC CORD L0EYAA000024 WOOFER THIN BOX FE L5EDDYY00469 LCD PANEL N2QAYB000858 REMOTE CONTROL N2QBYB000027...

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