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Panasonic TH-50A410R Service Manual
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Panasonic TH-50A410R 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 ------------------------------------------------------ 8
5.1. How to enter into Service Mode ----------------------- 8
5.1.1. Purpose ------------------------------------------------- 8
5.1.2. Key command ----------------------------------------- 8
5.1.3. How to exit---------------------------------------------- 8
5.1.4. Contents of adjustment mode --------------------- 8
5.1.5. Display of SOS History ------------------------------ 9
5.1.6. Exit-------------------------------------------------------- 9
Model No.
Chassis:
Destination:
PAGE
5.1.7. Hotel Mode----------------------------------------------9
6 Troubleshooting Guide --------------------------------------- 10
6.1. Check of the IIC bus lines------------------------------ 10
6.1.1. How to access --------------------------------------- 10
6.1.2. Self-check indication only ------------------------- 10
shipment setting ------------------------------------- 10
6.1.4. Exit ------------------------------------------------------ 10
6.1.5. Screen display --------------------------------------- 10
6.2. Power LED Blinking timing chart --------------------- 11
6.3. Method of detecting SOS ------------------------------ 11
6.4. LCD Panel test mode ----------------------------------- 12
6.5. No Power--------------------------------------------------- 12
7.1. Speaker Fixing and Assembly ----------------------- 13
7.3. Metal MTG Fixing --------------------------------------- 15
7.4. Key Button Assembly ----------------------------------- 16
7.5. Bracket Fitting--------------------------------------------- 17
7.6. Pedestal Assembly -------------------------------------- 18
ORDER NO. MTV1401258CE
TH-50A410R
KM26
IRAN
© Panasonic Corporation 2014.
LED TV
PAGE

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Summary of Contents for Panasonic TH-50A410R

  • Page 1: Table Of Contents

    7.3. Metal MTG Fixing --------------------------------------- 15 5.1.4. Contents of adjustment mode --------------------- 8 7.4. Key Button Assembly ----------------------------------- 16 7.5. Bracket Fitting--------------------------------------------- 17 5.1.5. Display of SOS History ------------------------------ 9 5.1.6. Exit-------------------------------------------------------- 9 7.6. Pedestal Assembly -------------------------------------- 18 © Panasonic Corporation 2014.
  • Page 2 TH-50A410R 7.7. Back Cover - Label & Screw -------------------------- 19 8 Measurements and Adjustments -------------------------- 20 8.1. Voltage chart of A-board-------------------------------- 20 8.2. Voltage chart of P-board-------------------------------- 20 9 Block Diagram --------------------------------------------------- 21 9.1. Main Block Diagram ------------------------------------- 21 10 Wiring Connection Diagram --------------------------------- 22 10.1.

  • Page 3: Safety Precautions

    TH-50A410R 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-50A410R 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-50A410R 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-50A410R 3 Service Navigation 3.1. Service Hint Board Name Main Device Remarks A BOARD TUN, EEP, SPI, MTK IC Repairable P BOARD Power Supply, Power switch, Keyscan Repairable K BOARD Remote, LED, Luminence Sensor Repairable GK BOARD Power Switch, Keyscan...

  • Page 7: Specifications

    TH-50A410R 4 Specifications Dimensions (W  H  D) 1 130 mm  702 mm  260 mm (With Pedestal) 1 130 mm  658 mm  60 mm (TV only) Mass 15.0 Net (With Pedestal) 14.0 Net (TV only)

  • Page 8: Service Mode

    TH-50A410R 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 9: Display Of Sos History

    TH-50A410R 5.1.5. 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 10: Troubleshooting Guide

    TH-50A410R 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 11: Power Led Blinking Timing Chart

    TH-50A410R 6.2. Power LED Blinking timing chart 1. Subject Information of LED Flashing timing chart. 2. Contents When an abnormality occurs, the protection circuit will operate and reset the unit to stand by mode. During this time, the defective block can be identified by the number of blinking times of the Power LED on the front panel of the unit as follow:...

  • Page 12: Lcd Panel Test Mode

    TH-50A410R 6.4. LCD Panel test mode Purpose: To find the possible failure point where in LCD Panel or Printed Circuit Board when the abnormal picture is displayed. How to Enter: While pressing [VOLUME ( - )] button of the main unit, press [OPTION] button of the remote control three times within 2 seconds.

  • Page 13: Disassembly And Assembly Instructions

    TH-50A410R 7 Disassembly and Assembly Instructions 7.1. Speaker Fixing and Assembly 1. Fix speaker bracket at panel and screw. 2. Stick sponge at speaker and slot at speaker bracket. 3. Fix lcd mtg metal at cabinet and speaker bracket. DESCRIPTION...

  • Page 14: Lcd Panel Fixing & Handling Method

    TH-50A410R 7.2. 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 15: Metal Mtg Fixing

    TH-50A410R 7.3. Metal MTG Fixing 1. Fix ground spring into A-pcb bracket and fix to pcb. 2. Fix pcb to panel and screw. DESCRIPTION REMARK GROUND_SPRING SIDE_AV_BRACKET SCREW (A3/P5/SP4/VESA4/METAL4) 06 ± 1 Kgf.cm A-PCB_BRACKET FELT (0.45  20  10)

  • Page 16: Key Button Assembly

    TH-50A410R 7.4. Key Button Assembly 1. Fix panel at cabinet and screw. 2. Fix pcb at key button bracket and fix at panel. 3. Stick barrier at panel. 4. Stick felt at key button. DESCRIPTION REMARK CABINET ASS’Y LCD_PANEL KEY_BUTTON_BRACKET SCREW (PANEL) 06 ±...

  • Page 17: Bracket Fitting

    TH-50A410R 7.5. Bracket Fitting Fix bottom metal and vesa metal to panel and screw. DESCRIPTION REMARK VESA_METAL BOTTOM_METAL SCREW(A3/P5/SP4/VESA4/METAL4) 06 ± 1 Kgf.cm LED_PANEL_CASE LED_PANEL SPONGE (T3.0  40  10)

  • Page 18: Pedestal Assembly

    TH-50A410R 7.6. Pedestal Assembly Fix pedestal follow below, need screw first before stick rubber foot. DESCRIPTION REMARK NECK_BASE-L NECK_BASE-R METAL_FRAME BASE_COVER RUBBER_FOOT RUBBER_FOOT BAG (PEDESTAL) M4  12_FLAT_HEAD_SCREW 08 ± 1 Kgf.cm ST4  10_FLAT_HEAD_SCREW 08 ± 2 Kgf.cm...

  • Page 19: Back Cover - Label & Screw

    TH-50A410R 7.7. Back Cover - Label & Screw 1. Fix back cover and screw. 2. Stick side button label and serial number label. DESCRIPTION REMARK SCREW (BC6) 06 ± 1 Kgf.cm SIDE_BUTTON_LABEL SCREW (BC16) 06 ± 1 Kgf.cm...

  • Page 20: Measurements And Adjustments

    TH-50A410R 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 (V) Remark TNR1.8V TP8705 1.74 - 1.90 VCCK1.1V...

  • Page 21: Block Diagram

    TH-50A410R 9 Block Diagram 9.1. Main Block Diagram XERWE0 XERWE0 STB5/5VS S12/S5 CPU BUS AAR/DATA XECS1 CTRL S5/ S3.3 ERXW (SD-Data-VCC) S9-REG BOOTSWAP Analog XRST 3.3/1.8 HK/CHINA: DTMB ASIC UHS-1 < (SDVOLC) XRSTSTM AN34043A Colombia/Vietnum: T2 STB3.3V/1.2V_REG Support < TV_SOS...

  • Page 22: Wiring Connection Diagram

    TH-50A410R 10 Wiring Connection Diagram 10.1. Wire Dressing 1. Fix all wire connector and LVDS wire to PCB. 2. Dressing wire follow picture. 3. Stick Pet tape at panel wire. DESCRIPTION REMARK LVDS CABLE 60 mm  1 pc 0.06 PET_TAPE AL-PET TAPE (0.085*10*80)

  • Page 23: Schematic Diagram

    TH-50A410R 11 Schematic Diagram Model No. : TH-50A410R A-Board (1/18)
  • Page 24 Model No. : TH-50A410R A-Board (2/18)
  • Page 25 Model No. : TH-50A410R A-Board (3/18)
  • Page 26 Model No. : TH-50A410R A-Board (4/18)
  • Page 27 Model No. : TH-50A410R A-Board (5/18)
  • Page 28 Model No. : TH-50A410R A-Board (6/18)
  • Page 29 Model No. : TH-50A410R A-Board (7/18)
  • Page 30 Model No. : TH-50A410R A-Board (8/18)
  • Page 31 Model No. : TH-50A410R A-Board (9/18)
  • Page 32 Model No. : TH-50A410R A-Board (10/18)
  • Page 33 Model No. : TH-50A410R A-Board (11/18)
  • Page 34 Model No. : TH-50A410R A-Board (12/18)
  • Page 35 Model No. : TH-50A410R A-Board (13/18)
  • Page 36 Model No. : TH-50A410R A-Board (14/18)
  • Page 37 Model No. : TH-50A410R A-Board (15/18)
  • Page 38 Model No. : TH-50A410R A-Board (16/18)
  • Page 39 Model No. : TH-50A410R A-Board (17/18)
  • Page 40 Model No. : TH-50A410R A-Board (18/18)
  • Page 41 Model No. : TH-50A410R GK-Board...
  • Page 42 Model No. : TH-50A410R K-Board...
  • Page 43 Model No. : TH-50A410R P-Board (1/3)
  • Page 44 Model No. : TH-50A410R P-Board (2/3)
  • Page 45 Model No. : TH-50A410R P-Board (3/3)

  • Page 46: Printed Circuit Board

    TH-50A410R 12 Printed Circuit Board Model No. : TH-50A410R A-Board (Top Component Side)
  • Page 47 Model No. : TH-50A410R A-Board (Bottom Component Side)
  • Page 48 Model No. : TH-50A410R GK-Board...
  • Page 49 Model No. : TH-50A410R K-Board...
  • Page 50 Model No. : TH-50A410R P-Board (Top Component Side)
  • Page 51 Model No. : TH-50A410R P-Board (Bottom Component Side)

  • Page 52: Exploded View And Replacement Parts List

    TH-50A410R 13 Exploded View and Replacement Parts List Model No. : TH-50A410R Parts Location...
  • Page 53 Model No. : TH-50A410R Packing Exploded View 1...
  • Page 54 Model No. : TH-50A410R Packing Exploded View 2...
  • Page 55 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks CAPACITORS C1958 F1G1E103A172 C 0.01UF, 25V C2000 F1G1A105A080 C 1UF, 10V C2001 F1G1H102A946 C 1000PF, 50V C2002 F1G1H102A946 C 1000PF, 50V C2003 F1G1H102A946...
  • Page 56 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C5012 F1G1A105A080 C 1UF, 10V C5020 F1G1C104A146 C 0.1UF 16V C5021 F1G1A105A080 C 1UF, 10V C5022 F1G1C104A146 C 0.1UF 16V C5026 F1H1E105A153 C 1UF, 16V...
  • Page 57 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C6777 F1G0J105A049 C 1UF, 6.3V C6778 F1G1C104A146 C 0.1UF 16V C6799 F1H1H181B052 C 180PF, 50V C6801 F1G0J105A049 C 1UF, 6.3V C6802 F1G1E103A172 C 0.01UF, 25V...
  • Page 58 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C7817 F1A3A471A060 C 470PF 1KV C7818 F1A3A102A060 C 1000PF 1KV C7824 F1H1H102B048 C 1000PF, 50V C7825 F1H1H102B048 C 1000PF, 50V C7828 F1H1H103B047 C 0.01UF, 50V...
  • Page 59 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8221 F1G1C104A146 C 0.1UF 16V C8224 F1G1C104A146 C 0.1UF 16V C8229 F1G1A105A047 C 1UF 10V C8230 F1G1C104A146 C 0.1UF 16V C8231 F1G1C104A146 C 0.1UF 16V...
  • Page 60 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D7301 DZ2J039M0L DIODE D7302 B0HAGQ000001 DIODE D7303 DZ2J039M0L DIODE D7304 B0ECKM000053 DIODE D7305 B0ADCK000001 DIODE D7306 B0BC027A0336 DIODE D7307 B0BC027A0336 DIODE D7308 B0BC027A0336...
  • Page 61 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks L5400 G1C4R7ZA0311 INDUCTOR L5420 G1C6R8MA0533 INDUCTOR L5500 G1C220MA0445 INDUCTOR L6704 J0JYC0000464 BEAD CORE L6706 J0JYC0000464 BEAD CORE L6761 J0JYC0000464 BEAD CORE L6762 J0JYC0000464...
  • Page 62 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R0907 D0GA101JA039 M 100OHM, J, 1/16W R0908 D0GA101JA039 M 100OHM, J, 1/16W R0909 D0GA101JA039 M 100OHM, J, 1/16W R0910 D0GA332JA023 M 3.3KOHM, J,1/16W...
  • Page 63 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R3172 D0GA222JA023 M 2.2KOHM, J,1/16W R3173 D1BB1003A143 M 100KOHM,J,1/8W R3179 D0GA221JA023 M220 OHM, J.1/16 W R3180 D0GA221JA023 M220 OHM, J.1/16 W R3181 D1BD75R0A204...
  • Page 64 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R5003 D0GA103JA039 M 10KOHM,F,1/16W R5006 D0GA103JA039 M 10KOHM,F,1/16W R5007 D0GA103JA039 M 10KOHM,F,1/16W R5009 D1BA5602A023 M 56KOHM,F. 1/16 W R5012 D1BA2202A023 M 22KOHM,F. 1/16 W...
  • Page 65 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7226 D1AB2404A023 M 2.4MOHM ,F, 1/16W R7227 D1AB3004A023 M 3MOHM ,F, 1/16W R7230 D1BB3302A143 M 33 KOHM, J,1/16W R7231 D1BB3602A143 M 36KOHM ,F, 1/16W...
  • Page 66 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7808 D0GB473JA065 M 47KOHM J. 1/10W R7809 D1BB1203A143 M 120KOHM,J,1/8W R7810 D1BB4702A143 M 47KOHM J. 1/10W R7811 D0GB122JA065 M 1.2KOHM J 1/10W R7812...
  • Page 67 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8200 D1BA2400A023 M 240 OHM,F.1/16 W R8203 D1BA2700A023 M 270 OHM,F.1/16 W R8204 D1BA2700A023 M 270 OHM,F.1/16 W R8205 D1BA2700A023 M 270 OHM,F.1/16 W...
  • Page 68 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8915 D0GA680JA023 M 68 OHM, J,1/16W R8916 D0GA680JA023 M 68 OHM, J,1/16W R8917 D0GA680JA023 M 68 OHM, J,1/16W R8918 D0GA680JA023 M 68 OHM, J,1/16W...
  • Page 69 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks ZA7102 K4AD01A00004 RUG TERMINAL ZA7103 K4AD01A00004 RUG TERMINAL ZA7104 K4AD01A00004 RUG TERMINAL ZA7106 K4AD01A00004 RUG TERMINAL...
  • Page 70 Model No. : TH-50A410R Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks Exploded View K2CQ2YY00122 AC CORD L0EYAA000054 SPEAKER L5EDDYY00573 LCD PANEL N2QAYB000935 REMOTE TRANSMITTER TBL5ZX08771 PEDESTAL ASSY TBL5ZX08911 STD METAL ASSY TBM4GD3492 MODEL NAME PLATE...

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