Panasonic TH-L32B6M Service Manual
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Panasonic TH-L32B6M 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 Modes ---------------------- 9
5.1.1. Contents of adjustment mode --------------------- 9
5.1.2. How to exit---------------------------------------------- 9
5.1.3. Display of SOS History ------------------------------ 9
5.1.4. POWER ON TIME/COUNT ------------------------ 9
5.1.5. Exit-------------------------------------------------------- 9
5.1.6. Self Check Mode-------------------------------------10
Model No.
Chassis:
Destination:
PAGE
5.1.7. Hotel Mode Adjustment ---------------------------- 10
5.1.8. 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. Exit ------------------------------------------------------ 11
6.2. Power LED Blinking timing chart --------------------- 12
6.3. No Power--------------------------------------------------- 12
7.1. SP Bracket & Metal Bottom --------------------------- 13
7.2. LCD Panel Assembly ----------------------------------- 14
7.5. Metal Bracket --------------------------------------------- 17
7.6. PCB Installation ------------------------------------------ 18
7.7. Vesa Metal (BC) ------------------------------------------ 19
7.8. Back Cover Installation --------------------------------- 20
8 Measurements and Adjustments -------------------------- 21
8.1. Voltage chart of A-board ------------------------------- 21
8.2. Voltage chart of P-board ------------------------------- 21
ORDER NO. MTV1301031CE
TH-L32B6M
KM22
MIDDLE EAST
© Panasonic Corporation 2013.
LED TV
PAGE

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Summary of Contents for Panasonic TH-L32B6M

  • Page 1: Table Of Contents

    7.8. Back Cover Installation --------------------------------- 20 5.1.4. POWER ON TIME/COUNT ------------------------ 9 8 Measurements and Adjustments -------------------------- 21 8.1. Voltage chart of A-board ------------------------------- 21 5.1.5. Exit-------------------------------------------------------- 9 5.1.6. Self Check Mode-------------------------------------10 8.2. Voltage chart of P-board ------------------------------- 21 © Panasonic Corporation 2013.
  • Page 2 TH-L32B6M 9 Block Diagram --------------------------------------------------- 22 9.1. Main Block Diagram ------------------------------------- 22 10 Wiring Connection Diagram --------------------------------- 23 10.1. Wire Dressing --------------------------------------------- 23 11 Schematic Diagram--------------------------------------------- 24 12 Printed Circuit Board ------------------------------------------ 38 13 Exploded View and Replacement Parts List ----------- 43 13.1.

  • Page 3: Safety Precautions

    TH-L32B6M 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-L32B6M 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-L32B6M 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-L32B6M 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 (For 32" include function SW) Repairable K BOARD LED/RM/CATS Repairable...

  • Page 7: Specifications

    TH-L32B6M 4 Specifications Power Source AC Auto 110 - 240 V, 50/60 Hz Power consumption Power rating 63 W Standby Condition 0.35 W Display Panel Panel TFT LCD Module with LED Backlight Visible screen size (diagonal) 80 cm (32 inches) 1,049,088 (1,366 (W) ...
  • Page 8 TH-L32B6M Connection Terminals RCA PIN Type  2 AV1 IN AUDIO L - R 0.5 V[rms] RCA PIN Type  1 1.0 V[p-p] (75 ) VIDEO COMPONENT 1.0 V [p-p] (including synchronization) ±0.35 V [p-p] RCA PIN Type  2...

  • Page 9: Service Mode

    TH-L32B6M 5 Service Mode 5.1. How to enter into Service Modes While pressing [VOLUME ( - )] button of the main unit, press [INFO] button of the remote control three times within 2 seconds. Contents of adjustment mode 5.1.1. • Value is shown as a hexadecimal number.

  • Page 10: Self Check Mode

    TH-L32B6M 5.1.6. Self Check Mode 1. Press the ‘MENU’ button (on the remote control) and the ‘VOL DOWN’ button on the LCD panel. 2. Press ON/OFF button on the panel to Exit. NOTE: After self check, the following process need to follow.

  • Page 11: Troubleshooting Guide

    TH-L32B6M 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 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 12: Power Led Blinking Timing Chart

    TH-L32B6M 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 13: Disassembly And Assembly Instructions

    TH-L32B6M 7 Disassembly and Assembly Instructions 7.1. SP Bracket & Metal Bottom 1. Fix Speaker Left & Right. 2. Fix Key button. 3. Stick Felt TMK4GA099 2 PC on PANEL. 4. Stick SP.SPONGE 2 pc at Speaker. Part No Description...

  • Page 14: Lcd Panel Assembly

    TH-L32B6M 7.2. LCD Panel Assembly Install LCD panel to cabinet. Part No Description L5EDDYY00472 LCD PANEL...

  • Page 15: Lcd Panel Fixing & Handling Method

    TH-L32B6M 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 16: Led Panel And Bracket Assembly

    TH-L32B6M 7.4. LED Panel and Bracket Assembly 1. Fixing wire A10 to K PCB. 2. Fixing K PCB to LED PANEL. 3. Fix LED panel to cabinet. Description TKK5ZC50311...

  • Page 17: Metal Bracket

    TH-L32B6M 7.5. Metal Bracket Part No Description Remarks TKZ5ZA50251 LCD_MTG_SIDE TUA5ZA07801 METAL VERTICAL R TUA5ZA07901 METAL VERTICAL L TUA5ZA07501 METAL_CH_FRAME-A TKX5ZA02801 SPEAKER_BRACKET THEJ036J SCREW (A4/P2/MTL_VL1) 6 ± 1 kgf.cm THE4GJ001J SCREW (MTL VR2/MTL VL1) 13 ± 1 kgf.cm...

  • Page 18: Pcb Installation

    TH-L32B6M 7.6. PCB Installation 1. Install P & A-Board and fix it with screws. 2. Install Side AV Bracket and fix it with screws. Part No Description Remarks THEJ036J SCREW (A4/P2/MTL_VL1) 6 ± 1 kgf.cm XTV3 + 10JFJ SCREW (SP BRKT) 6 ±...

  • Page 19: Vesa Metal (Bc)

    TH-L32B6M 7.7. Vesa Metal (BC) Install vesa metal 2 pc into back cover. Part No Description TKZ4GX5034 VESA METAL...

  • Page 20: Back Cover Installation

    TH-L32B6M 7.8. Back Cover Installation 1. Install Back cover. 2. Fix screws. Part No Description Remarks THEC1509 SCREW (B7) 6 ± 1 kgf.cm XTV3 + 8GFJK SCREW (AV5) 6 ± 1 kgf.cm THTD030J SCREW (BC8) 10 ± 2 kgf.cm...

  • Page 21: Measurements And Adjustments

    TH-L32B6M 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 PNL12V TP4097 12.1V ± 0.8V SUB3.3V TP5400 3.32V ±...

  • Page 22: Block Diagram

    TH-L32B6M 9 Block Diagram 9.1. Main Block Diagram PANEL 32” 5W x 2 / Audio AMP 39” 10W x 2 I2S AMP HD/FHD LVDS YAMAHA HD : (DATA 4pairs / CLK 1pair) single8bit FHD: (DATA 4pairs / CLK 1pair) dual8bit Sub3.3V...

  • Page 23: Wiring Connection Diagram

    TH-L32B6M 10 Wiring Connection Diagram 10.1. Wire Dressing Do wire dressing follow below spec: Part No Description Remarks 0.07  4 T4FP1505J PET TAPE (GREY W=15mm) 0.28 0.10  2 T4FP1505J PET TAPE (GREY W=15mm) TSCFH0170001 LVDS CABLE TMME268 CLAMPER...

  • Page 24: Schematic Diagram

    TH-L32B6M 11 Schematic Diagram Model No. : TH-L32B6M A-Board (1/11)
  • Page 25 Model No. : TH-L32B6M A-Board (2/11-1)
  • Page 26 Model No. : TH-L32B6M A-Board (2/11-2)
  • Page 27 Model No. : TH-L32B6M A-Board (3/11)
  • Page 28 Model No. : TH-L32B6M A-Board (4/11)
  • Page 29 Model No. : TH-L32B6M A-Board (5/11)
  • Page 30 Model No. : TH-L32B6M A-Board (6/11)
  • Page 31 Model No. : TH-L32B6M A-Board (7/11)
  • Page 32 Model No. : TH-L32B6M A-Board (8/11)
  • Page 33 Model No. : TH-L32B6M A-Board (9/11)
  • Page 34 Model No. : TH-L32B6M A-Board (10/11)
  • Page 35 Model No. : TH-L32B6M A-Board (11/11)
  • Page 36 Model No. : TH-L32B6M K-Board...
  • Page 37 Model No. : TH-L32B6M P-Board...

  • Page 38: Printed Circuit Board

    TH-L32B6M 12 Printed Circuit Board Model No. : TH-L32B6M A-Board (Top Component Side)
  • Page 39 Model No. : TH-L32B6M A-Board (Bottom Component Side)
  • Page 40 Model No. : TH-L32B6M K-Board...
  • Page 41 Model No. : TH-L32B6M P-Board (Top Component Side View)
  • Page 42 Model No. : TH-L32B6M P-Board (Bottom Component Side View)

  • Page 43: Exploded View And Replacement Parts List

    TH-L32B6M 13 Exploded View and Replacement Parts List Model No. : TH-L32B6M Parts Location...
  • Page 44 Model No. : TH-L32B6M Packing Exploded View 1...
  • Page 45 Model No. : TH-L32B6M Packing Exploded View 2...
  • Page 46 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks CAPACITORS C2001 F1G1E103A059 C 0.01UF 25V C2003 F1G1H1020008 C 1000PF 50V C2007 F1H1E104A161 C 0.1UF, 25V C2008 F1JZZ1060001 C 10UF, 20V C2009 F1G1C104A077 C 0.1UF 16V...
  • Page 47 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C4838 F1G1C104A077 C 0.1UF 16V C4839 F1G1C104A077 C 0.1UF 16V C4840 F1G1C104A077 C 0.1UF 16V C4841 F1G1C104A077 C 0.1UF 16V C4900 F1K1V106A010 C 10UF, 25V...
  • Page 48 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C6760 F1G1H1020008 C 1000PF 50V C6762 F1G1H1020008 C 1000PF 50V C6763 F1G1C104A077 C 0.1UF 16V C6764 F1G1C104A077 C 0.1UF 16V C6766 F1G1H1020008 C 1000PF 50V...
  • Page 49 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8033 F1G1C104A077 C 0.1UF 16V C8034 F1G1C104A077 C 0.1UF 16V C8035 F1G1C104A077 C 0.1UF 16V C8036 F1J1C475A225 C 4.7UF, 10V C8037 F1G1C104A077 C 0.1UF 16V...
  • Page 50 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8724 F1G1C104A077 C 0.1UF 16V C8725 F1G1C1030008 C 0.01UF 16V C8726 F1G1E472A144 C 3300PF, 25V C8727 F1G1E332A144 C 3300PF, 25V C8728 F1J0G2260001 C 22 UF 4 V...
  • Page 51 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D7306 B0BB140A0011 DIODE D7307 DZ2J068M0L DIODE D7313 B0JCDE000006 DIODE D7316 B0JCDE000006 DIODE D7317 DA2JF2300L DIODE D7320 B0JAME000126 DIODE D7323 B0JCDE000006 DIODE D7403 EZJZ1V800AA...
  • Page 52 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks L6774 G1CR27JA0097 COIL L6776 G1CR27JA0097 COIL L6777 G1CR22JA0097 COIL L6778 G1CR22JA0097 COIL L6779 J0JYC0000464 BEAD CORE L7101 J0JKB0000034 EMI FILTER L7102 J0JKB0000034 EMI FILTER...
  • Page 53 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R0978 D0GA272JA023 M 2.7KOHM, J.1/16W R0979 D0GA272JA023 M 2.7KOHM, J.1/16W R1955 D0GA680JA023 M 68 OHM, J,1/16W R1964 D0GA103JA039 M 100OHM,J.1/10W R2002 D0GFR00J0005 M 0 OHM,J,1/3W...
  • Page 54 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R3193 D0GA101JA039 M 100OHM,J.1/10W R3194 D1BD56R0A179 M 56OHM ,J, 1/16W R3195 D0GA101JA039 M 100OHM,J.1/10W R3196 D0GA101JA039 M 100OHM,J.1/10W R3199 D0GA432JA023 M 4.3KOHM ,J, 1/16W...
  • Page 55 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R5012 D1BA2202A023 M 22KOHM,F. 1/16 W R5055 D0GA103JA039 M 10KOHM,F,1/16W R5056 D0GA103JA039 M 10KOHM,F,1/16W R5061 D0GA223JA023 M 22K OHM J 1/16W R5070 D0GA103JA039...
  • Page 56 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7514 D0GD752JA052 M 7.5KOHM J 1/10W R7515 D0GB183JA065 M 18KOHM,J,1/10W R7516 D0GD472JA052 M 4.7KOHM,J,1/8W R7517 D0GB222JA065 M 2.2KOHM,J,1/10W R7519 D0GB562ZA038 M 5.6KOHM ,J, 1/10W...
  • Page 57 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8726 D0GA473JA039 M 47KOHM J. 1/10W R8728 D0GA223JA023 M 22K OHM J 1/16W R8729 D0GA103JA039 M 10KOHM,F,1/16W R8730 D0GA223JA023 M 22K OHM J 1/16W...
  • Page 58 Model No. : TH-L32B6M Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks Exploded View K2CT2YY00091 AC CORD L0EYAA000043 SPEAKER L5EDDYY00472 LCD PANEL N2QAYB000823 REMOTE TRANSMITTER TBL5ZB33371 STAND BRACKET TBL5ZX06921 PEDESTAL ASSY TBL5ZX06931 STAND MOULD ASSY...

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