Panasonic TH-32A400H Service Manual
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Panasonic TH-32A400H 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 --------------------- 9
5.1.5. Display of SOS History -----------------------------10
5.1.6. Exit-------------------------------------------------------10
All manuals and user guides at all-guides.com
PAGE
TH-32A400H
Model No.
TH-32A410H
Chassis:
KM25
Destination:
HONG KONG
5.1.7. Hotel Mode-------------------------------------------- 10
6 Troubleshooting Guide --------------------------------------- 11
6.1. Check of the IIC bus lines------------------------------ 11
6.1.1. How to access --------------------------------------- 11
6.1.2. Self-check indication only ------------------------- 11
shipment setting ------------------------------------- 11
6.1.4. Exit ------------------------------------------------------ 11
6.1.5. Screen display --------------------------------------- 11
6.2. Power LED Blinking timing chart --------------------- 12
6.3. Method of detecting SOS ------------------------------ 12
6.4. LCD Panel test mode ----------------------------------- 13
6.5. No Power--------------------------------------------------- 13
7.1. SP Bracket & Metal Bottom --------------------------- 14
7.3. LCD Panel Assembly ----------------------------------- 16
7.4. LED Panel Ass'y ----------------------------------------- 17
7.5. Metal Bracket 1 ------------------------------------------ 18
7.6. Metal Bracket 2 ------------------------------------------- 19
ORDER NO. MTV1401148CE
LED TV
PAGE
© Panasonic Corporation 2014.
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Summary of Contents for Panasonic TH-32A400H

  • Page 1: Table Of Contents

    7.3. LCD Panel Assembly ----------------------------------- 16 5.1.4. Contents of adjustment mode --------------------- 9 7.4. LED Panel Ass’y ----------------------------------------- 17 5.1.5. Display of SOS History -----------------------------10 7.5. Metal Bracket 1 ------------------------------------------ 18 5.1.6. Exit-------------------------------------------------------10 7.6. Metal Bracket 2 ------------------------------------------- 19 © Panasonic Corporation 2014.
  • Page 2 All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7.7. PCB Installation------------------------------------------- 20 7.8. Screw Fixing----------------------------------------------- 21 7.9. Stand Mould Assy Preparation------------------------ 22 7.10. Pedestal Ass’y -------------------------------------------- 23 7.11. Vesa Metal (BC) ------------------------------------------ 24 7.12. Back Cover Installation --------------------------------- 25 8 Measurements and Adjustments -------------------------- 26 8.1.

  • Page 3: Safety Precautions

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 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-32A400H TH-32A410H 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-32A400H TH-32A410H 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-32A400H TH-32A410H 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-32A400H TH-32A410H 4 Specifications Power Source AC 220-240 V, 50/60 Hz Power consumption Rated power / Standby power 52 W / 0.30W Display panel Panel LCD panel (LED backlight) Visible screen size (diagonal) 80 cm 1,366 (W) ...
  • Page 8 Temperature : 0°C - 40°C Humidity : 20 % - 80 % RH (non-condensing) Note • Design and Specifications are subject to change without notice. Mass and Dimensions shown are approximate. • TH-32A400H, TH-32A410H comply with China Terrestrial Television National Standard(GB20600-2006) Mode-C=3780.

  • Page 9: Service Mode

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 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: Display Of Sos History

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 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 11: Troubleshooting Guide

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 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 12: Power Led Blinking Timing Chart

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 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 13: Lcd Panel Test Mode

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 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 14: Disassembly And Assembly Instructions

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7 Disassembly and Assembly Instructions 7.1. SP Bracket & Metal Bottom Fix speaker left & right. Description SPEAKER UNIT SPEAKER BRACKET SP SPONGE...

  • Page 15: Lcd Panel Fixing & Handling Method

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 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 16: Lcd Panel Assembly

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7.3. LCD Panel Assembly Stick Barrier on LCD panel. Description LCD PANEL BARRIER...

  • Page 17: Led Panel Ass'y

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7.4. LED Panel Ass’y 1. Fix K PCB to LED PANEL CASE. 2. Fix wire A10 to K PCB. 3. Fix LED panel to LED PANEL CASE. 4. Fix LED PANEL ASSY to cabinet.

  • Page 18: Metal Bracket 1

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7.5. Metal Bracket 1 1. Install Vesa Metal 2pc on panel. 2. Install Pedestal Metal Bracket. Description VESA METAL PEDESTAL METAL BRACKET...

  • Page 19: Metal Bracket

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7.6. Metal Bracket 2 1. Install Key Button Bracket. 2. Install Side AV Bracket. Description KEY BUTTON BRACKET SIDE AV BRACKET...

  • Page 20: Pcb Installation

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7.7. PCB Installation 1. Install P & A-Board. 2. Fix A-PCB Bracket.

  • Page 21: Screw Fixing

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7.8. Screw Fixing Fix all screw follow below picture. Description Remarks SCREW (A2/P5/VESA2/SP4/MTLBRKT4) 6 ± 1 Kgf.cm...

  • Page 22: Stand Mould Assy Preparation

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7.9. Stand Mould Assy Preparation Follow below step for Stand Mould assy preparation. Description STAND MOULD SCREW (STAND) SCREW (PEDESTAL) BAR CODE LABEL...

  • Page 23: Pedestal Ass'y

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7.10. Pedestal Ass’y Fix rubber foot 5 pc at Pedestal cover. Description BASE COVER RUBBER FOOT BAG FOR PEDESTAL...

  • Page 24: Vesa Metal (Bc)

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7.11. Vesa Metal (BC) Install vesa metal 2 pc into back cover. Description BACK COVER VESA METAL...

  • Page 25: Back Cover Installation

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 7.12. Back Cover Installation 1. Install Back cover. 2. Fix screws. Description Remarks BACK COVER SCREW 6 ± 1 Kgf.cm SCREW 6 ± 1 Kgf.cm...

  • Page 26: Measurements And Adjustments

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 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...

  • Page 27: Block Diagram

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 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 28: Wiring Connection Diagram

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 10 Wiring Connection Diagram 10.1. Wire Dressing Do wire dressing follow below spec: Description Remarks 0.06  6 PET TAPE 0.36 LVDS CABLE...

  • Page 29: Schematic Diagram

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 11 Schematic Diagram Model No. : TH-32A400H TH-32A410H A-Board (1/14)
  • Page 30 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (2/14)
  • Page 31 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (3/14)
  • Page 32 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (4/14)
  • Page 33 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (5/14)
  • Page 34 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (6/14)
  • Page 35 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (7/14)
  • Page 36 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (8/14)
  • Page 37 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (9/14)
  • Page 38 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (10/14)
  • Page 39 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (11/14)
  • Page 40 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (12/14)
  • Page 41 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (13/14)
  • Page 42 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (14/14)
  • Page 43 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H K-Board...
  • Page 44 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H P-Board...

  • Page 45: Printed Circuit Board

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 12 Printed Circuit Board Model No. : TH-32A400H TH-32A410H A-Board (Top Component Side)
  • Page 46 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H A-Board (Bottom Component Side)
  • Page 47 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H K-Board...
  • Page 48 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H P-Board (Top Component Side)
  • Page 49 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H P-Board (Bottom Component Side)

  • Page 50: Exploded View And Replacement Parts List

    All manuals and user guides at all-guides.com TH-32A400H TH-32A410H 13 Exploded View and Replacement Parts List Model No. : TH-32A400H TH-32A410H Parts Location...
  • Page 51 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Packing Exploded View 1...
  • Page 52 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Packing Exploded View 2...
  • Page 53 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H 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 54 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C4502 F1G1C104A146 C 0.1UF, 16V C4503 F1G1H101A948 C 100PF, 50V C4900 F1K1V106A010 C 10UF, 25V...
  • Page 55 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C6781 F1G1H331A830 C 330PF, 50V C6782 F1G1H121A834 C 120PF, 50V C6783 F1G1H121A834 C 120PF, 50V...
  • Page 56 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C7807 F1J1H103A900 C 0.01UF, 50V C7808 F1J1H222A911 C 2200PF, 50V C7809 F1J1H103A900 C 0.01UF, 50V...
  • Page 57 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8172 F1G1A105A047 C 1UF 10V C8173 F1G1C104A146 C 0.1UF, 16V C8174 F1H0J4750004 C 4.7UF, 16V...
  • Page 58 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D7317 DA2JF2300L DIODE D7320 B0JAME000126 DIODE D7324 DZ2J150M0L DIODE D7325 B0ACCD000008 DIODE D7501 B0ACCD000008 DIODE...
  • Page 59 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks L6801 J0JYC0000464 BEAD CORE L6802 J0JYC0000464 BEAD CORE L7101 EXCELDR35V CORE L7102 EXCELDR35V CORE L7301...
  • Page 60 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R0917 D0GAR00J0005 M 0 OHM, 1/16W R0924 D0GA272JA023 M 2.7KOHM, J.1/16W R0925 D0GA272JA023 M 2.7KOHM, J.1/16W...
  • Page 61 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R3111 D0GA221JA023 M 220 OHM,J, 1/8W R3118 D0GA683JA023 M 68KOHM, J,1/16W R3119 D0GA272JA023 M 2.7KOHM, J.1/16W...
  • Page 62 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R5074 D0GA224JA023 M 220 KOHM,J, 1/8W R5075 D0GA473JA039 M 47KOHM, J,1/16W R5076 D0GA103JA039 M 10KOHM,F,1/16W...
  • Page 63 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R6805 D0GAR00J0005 M 0HOHM ,J, 1/8W R6812 D0GA680JA023 M 68OHM ,J, 1/16W R6813 D0GA680JA023 M 68OHM ,J, 1/16W...
  • Page 64 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7524 D0GB473JA065 M 47KOHM ,J, 1/8W R7532 D0GBR00J0004 M 0 OHM J 1/10W R7537 D0GBR00J0004...
  • Page 65 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8145 D0GBR00J0004 M 0 OHM, 1/16W R8146 D0GA472JA023 M 4.7KOHM, J, 1/16W R8147 D0GA750JA023 M 75 OHM, J,0.063W...
  • Page 66 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks K1KY03BA0385 CONNECTOR PC7300 B3PAA0000629 PHOTO COUPLER PC7301 B3PAA0000629 PHOTO COUPLER RM2800 B3RBB0000018 PHOTO DETECTOR SN2800...
  • Page 67 All manuals and user guides at all-guides.com Model No. : TH-32A400H TH-32A410H Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks Exploded View K2CT2YY00091 AC CORD L0EYAA000052 SPEAKER UNIT L5EDDYY00593 LCD PANEL N2QAYB000818 REMOTE TRANSMITTER TBL5ZX08721...

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