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Panasonic TH-42A410T Service Manual
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Panasonic TH-42A410T 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
All manuals and user guides at all-guides.com
PAGE
TH-42A410T
Model No.
Chassis:
KM25
Destination:
THAILAND
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. Pedestal Assembly -------------------------------------- 17
7.6. Back Cover - Label & Screw -------------------------- 18
ORDER NO. MTV1401167CE
LED TV
PAGE
© Panasonic Corporation 2014.

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  • Page 1: Table Of Contents

    5.1.4. Contents of adjustment mode --------------------- 8 7.4. Key Button Assembly ----------------------------------- 16 5.1.5. Display of SOS History ------------------------------ 9 7.5. Pedestal Assembly -------------------------------------- 17 5.1.6. Exit-------------------------------------------------------- 9 7.6. Back Cover - Label & Screw -------------------------- 18 © Panasonic Corporation 2014.
  • Page 2 All manuals and user guides at all-guides.com TH-42A410T 8 Measurements and Adjustments -------------------------- 19 8.1. Voltage chart of A-board-------------------------------- 19 8.2. Voltage chart of P-board-------------------------------- 19 9 Block Diagram --------------------------------------------------- 20 9.1. Main Block Diagram ------------------------------------- 20 10 Wiring Connection Diagram --------------------------------- 21 10.1.

  • Page 3: Safety Precautions

    All manuals and user guides at all-guides.com TH-42A410T 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.

  • Page 4: Warning

    All manuals and user guides at all-guides.com TH-42A410T 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)

    All manuals and user guides at all-guides.com TH-42A410T 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.

  • Page 6: Service Navigation

    All manuals and user guides at all-guides.com TH-42A410T 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...

  • Page 7: Specifications

    All manuals and user guides at all-guides.com TH-42A410T 4 Specifications Power source AC 220 - 240 V, 50/60 Hz Power consumption (Rated power) 89 W Display panel Panel LCD panel (LED backlight) Visible screen size (diagonal) 106 cm 1,920 (W)  1,080 (H) Display resolution Dimensions (W ...

  • Page 8: Service Mode

    All manuals and user guides at all-guides.com TH-42A410T 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

    All manuals and user guides at all-guides.com TH-42A410T 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

    All manuals and user guides at all-guides.com TH-42A410T 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.

  • Page 11: Power Led Blinking Timing Chart

    All manuals and user guides at all-guides.com TH-42A410T 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...

  • Page 12: Lcd Panel Test Mode

    All manuals and user guides at all-guides.com TH-42A410T 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

    All manuals and user guides at all-guides.com TH-42A410T 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. DESCRIPTION REMARK SPEAKER UNIT SCREW (A3/P5/VESA4/MTL4/LBRD4/SP4) 06 ±...

  • Page 14: Lcd Panel Fixing & Handling Method

    All manuals and user guides at all-guides.com TH-42A410T 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

    All manuals and user guides at all-guides.com TH-42A410T 7.3. Metal MTG Fixing Fix metal and bottom panel into panel and screw. DESCRIPTION REMARK VESA METAL BOTTOM METAL SCREW (BC3/VESA4) 06 ± 1 Kgf.cm...

  • Page 16: Key Button Assembly

    All manuals and user guides at all-guides.com TH-42A410T 7.4. Key Button Assembly PART NO DESCRIPTION TBX5ZA03301 KEY BUTTON BRACKET TZLP42410KA LCM ASSY...

  • Page 17: Pedestal Assembly

    All manuals and user guides at all-guides.com TH-42A410T 7.5. 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 ...

  • Page 18: Back Cover - Label & Screw

    All manuals and user guides at all-guides.com TH-42A410T 7.6. Back Cover - Label & Screw 1. Fix back cover and screw. 2. Stick side button label and serial number label. PART NO DESCRIPTION REMARK TBM4GU3151 SIDE_BUTTON_LABEL THEC1509 SCREW (BC3/VESA4) 06 ± 1 Kgf.cm...

  • Page 19: Measurements And Adjustments

    All manuals and user guides at all-guides.com TH-42A410T 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 SUB1.2V...

  • Page 20: Block Diagram

    All manuals and user guides at all-guides.com TH-42A410T 9 Block Diagram 9.1. Main Block Diagram PANEL 32” 10W x 2 32” 10W x 2 Audio AMP 39” 39” 10W x 2 10W x 2 I2S AMP LVDS YAMAHA HD : (DATA 4pairs / CLK 1pair)

  • Page 21: Wiring Connection Diagram

    All manuals and user guides at all-guides.com TH-42A410T 10 Wiring Connection Diagram 10.1. Wire Dressing 1...

  • Page 22: Wire Dressing

    All manuals and user guides at all-guides.com TH-42A410T 10.2. Wire Dressing 2 Stick pet tape for wire dressing. PART NO DESCRIPTION REMARK 60 mm  6 pcs T4FP1005J 0.53 PET_TAPE (0.06*6)

  • Page 23: Schematic Diagram

    All manuals and user guides at all-guides.com TH-42A410T 11 Schematic Diagram Model No. : TH-42A410T A-Board (1/14)
  • Page 24 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (2/14)
  • Page 25 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (3/14)
  • Page 26 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (4/14)
  • Page 27 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (5/14)
  • Page 28 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (6/14)
  • Page 29 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (7/14)
  • Page 30 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (8/14)
  • Page 31 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (9/14)
  • Page 32 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (10/14)
  • Page 33 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (11/14)
  • Page 34 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (12/14)
  • Page 35 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (13/14)
  • Page 36 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (14/14)
  • Page 37 All manuals and user guides at all-guides.com Model No. : TH-42A410T GK-Board...
  • Page 38 All manuals and user guides at all-guides.com Model No. : TH-42A410T K-Board...
  • Page 39 All manuals and user guides at all-guides.com Model No. : TH-42A410T LD-Board...
  • Page 40 All manuals and user guides at all-guides.com Model No. : TH-42A410T P-Board...

  • Page 41: Printed Circuit Board

    All manuals and user guides at all-guides.com TH-42A410T 12 Printed Circuit Board Model No. : TH-42A410T A-Board (Top Component Side)
  • Page 42 All manuals and user guides at all-guides.com Model No. : TH-42A410T A-Board (Bottom Component Side)
  • Page 43 All manuals and user guides at all-guides.com Model No. : TH-42A410T GK-Board...
  • Page 44 All manuals and user guides at all-guides.com Model No. : TH-42A410T K-Board...
  • Page 45 All manuals and user guides at all-guides.com Model No. : TH-42A410T LD-Board...
  • Page 46 All manuals and user guides at all-guides.com Model No. : TH-42A410T P-Board (Top Component Side)
  • Page 47 All manuals and user guides at all-guides.com Model No. : TH-42A410T P-Board (Bottom Component Side)

  • Page 48: Exploded View And Replacement Parts List

    All manuals and user guides at all-guides.com TH-42A410T 13 Exploded View and Replacement Parts List Model No. : TH-42A410T Parts Location...
  • Page 49 All manuals and user guides at all-guides.com Model No. : TH-42A410T Packing Exploded View 1...
  • Page 50 All manuals and user guides at all-guides.com Model No. : TH-42A410T Packing Exploded View 2...
  • Page 51 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks CAPACITORS C2008 F1G1E103A172 C 0.01UF, 25V C2014 F1H1E104A161 C 0.1UF, 25V C2015 F1K1V106A010 C 10UF, 25V...
  • Page 52 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C5615 F1J1A106A043 C 10UF, 10V C5616 F1G1C104A146 C 0.1UF 16V C5624 F1J1A106A043 C 10UF, 10V C5625 F1G1C104A146 C 0.1UF 16V...
  • Page 53 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C7307 F1J1H101A906 C 100PF, 50V C7310 F2A1E4710124 C 470UF, 25V C7311 F1J1H105A919 C 1UF , 50V...
  • Page 54 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8115 F1H1C105A167 C 1UF, 10V C8116 F1J0J2260004 C 22 UF 6.3 V C8117 F1G1C104A146 C 0.1UF 16V...
  • Page 55 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D1007 DZ2J140M0L DIODE D2006 EZJZ0V120JA VARISTOR D2008 EZJZ0V120JA VARISTOR D2800 DZ2J056M0L DIODE D2802 B3AGB0000060 D2851 DZ2J068M0L...
  • Page 56 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks INTEGRATED CIRCUITS IC4300 C0DBAYY01644 IC4900 C1AB00003984 IC5602 C0DBZYY00541 IC5704 C0DBEYY00102 IC6750 C1AB00004172 IC7201 C0DBBYY00058 IC7301 C0DBAYY01329...
  • Page 57 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks Q5005 B1ADCE000022 TRANSISTOR Q5006 B1ABCF000231 TRANSISTOR Q5007 B1ABCF000231 TRANSISTOR Q5009 B1ADCE000022 TRANSISTOR Q5010 B1ADCE000022 TRANSISTOR Q5011...
  • Page 58 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R2045 D0GA183JA023 M 18K OHM J.1/16W R2046 D0GB101JA065 M 100 OHM,J,1/10W R2047 D0GB153JA065 M 15K OHM J 1/10W...
  • Page 59 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R4524 D0GA181JA023 M 180 OHM, J,1/16W R4900 D0GFR00J0005 M 0 OHM,J,1/3W R4901 D1H86804A042 M 68 OHM, J,1/16W...
  • Page 60 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7102 D0GF105JA048 M 1M OHM. 1/4W R7103 D0GF105JA048 M 1M OHM. 1/4W R7104 D0GD102JA052 M 1.0KOHM,J,1/8W...
  • Page 61 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7410 D0GD153JA052 M 15KOHM,J,1/8W R7411 D0GD473JA052 M 47KOHM,J,1/8W R7412 D0GD153JA052 M 15KOHM,J,1/8W R7413 D1BD7503A203 M 750KOHM ,F, 1/16W...
  • Page 62 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7862 D1BD4701A203 M 910OHM ,F, 1/16W R7863 D0GD152ZA034 M 1.5KOHM ,F, 1/16W R7866 D1BD2003A203 M 200KOHM ,F, 1/16W...
  • Page 63 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8905 D0GA680JA023 M 68 OHM, J,1/16W R8906 D0GA680JA023 M 68 OHM, J,1/16W R8907 D0GA680JA023 M 68 OHM, J,1/16W...
  • Page 64 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks ZA7102 K4AD01A00004 RUG TERMINAL ZA7105 K4AD01A00004 RUG TERMINAL ZA7801 K4AD01A00004 RUG TERMINAL...
  • Page 65 All manuals and user guides at all-guides.com Model No. : TH-42A410T Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks Exploded View K2CP2YY00068 AC CORD L0EYAA000052 SPEAKER UNIT L5EDDYY00614 LCD PANEL N2QAYB000818 REMOTE TRANSMITTER TBL5ZX08751 PEDESTAL ASSY...

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