Panasonic TH-32F400A Service Manual Download Page 2

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TH-32F400A TH-32F400Z

7.8. Vesa Metal (BC) ------------------------------------------ 20
7.9. Pedestal Ass’y -------------------------------------------- 21

7.10. Back Cover Installation -------------------------------- 22

7.11. Handling SPEC ------------------------------------------- 23

8 Measurements and Adjustments

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8.1. Voltage chart of A-board-------------------------------- 24
8.2. Voltage chart of P-board-------------------------------- 24

9 Block Diagram

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9.1. Main Block Diagram ------------------------------------- 25

10 Wiring Connection Diagram

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10.1. Wire Dressing 1------------------------------------------- 26
10.2. Wire Dressing 2------------------------------------------- 27

11 Schematic Diagram

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12 Printed Circuit Board

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13 Exploded View and Replacement Parts List

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Summary of Contents for TH-32F400A

Page 1: ...to 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 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 6 1 3 Self check indication and forced to factory shipment setting 10 6 1 4 Exit 10 6 1 5 Screen display 10...

Page 2: ... 8 Measurements and Adjustments 24 8 1 Voltage chart of A board 24 8 2 Voltage chart of P board 24 9 Block Diagram 25 9 1 Main Block Diagram 25 10 Wiring Connection Diagram 26 10 1 Wire Dressing 1 26 10 2 Wire Dressing 2 27 11 Schematic Diagram 28 12 Printed Circuit Board 44 13 Exploded View and Replacement Parts List 49 ...

Page 3: ...meter between the jumpered AC plug and each exposed metallic cabinet part on the equipment such as screwheads connectors control shafts etc When the exposed metallic part has a return path to the chassis the reading should be 8 5Mohm to 13Mohm When the exposed metal does not have a return path to the chassis the reading must be 1 1 2 Leakage Current Hot Check See Figure 1 1 Plug the AC cord direct...

Page 4: ...or exposure of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static ESD protected can generate electrical charge sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do n...

Page 5: ... manufactured using lead free solder will have the PbF within a leaf Symbol PbF stamped on the back of PCB Caution Pb free solder has a higher melting point than standard solder Typically the melting point is 50 70 F 30 40 C higher Please use a high temperature soldering iron and set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F or 600 C If you must u...

Page 6: ...32F400Z 6 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 ...

Page 7: ... R PIN jack 2 0 5 V rms Y 1 0 V p p including synchronisation PB CB PR CR 0 35 V p p HDMI 1 2 input TYPE A Connectors USB USB 2 0 TYPE A Connectors DC 5 V Max 500 mA DIGITAL AUDIO OUT PCM Dolby Digital Fibre optic AUDIO OUT AUDIO L R PIN jack 2 0 5 V rms Sound Audio output 20 W 10 W 10 W Receiving systems Band name Digital TV 7 MHz VHF UHF Australia free to air TV broadcast reception 8 MHz VHF UHF...

Page 8: ...tton Value of sub items change in forward direction in reverse direction 5 1 3 How to exit Switch off the power with the POWER button on the main unit or the POWER button on the remote control 5 1 4 Contents of adjustment mode 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 adjust...

Page 9: ... give priority to a last memory Initial VOL LEVEL Adjust the volume when each time power is switched on Selection Range Off 0 to 100 Off give priority to a last memory Maximum Vol Level Adjust maximum volume Range 0 to 100 Button Lock Select local key conditions Selection Off SETUP MENU ALL OFF altogether valid SETUP only F key is invalid Tuning guide menu can not be selected MENU only F key is in...

Page 10: ...on 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 6 1 3 Self check indication and forced to factory shipment setting Produce TV reception screen and while pressing VOLUME button on the main unit press MENU button on the remote control for more than 3 seconds 6 1 4 Exit Disconnect the AC cord from wall...

Page 11: ...block can be identified by the number of blinking times of the Power LED on the front panel of the unit as follow 6 3 Method of detecting SOS 1 BL_SOS Detection beginning after one second pass from BL_ON ON 2 TV_SOS Detection beginning after one second pass from AMP_SHUTDOWN ON 3 SOUND_SOS Detection beginning AMP_SHUTDOWN ON Priority Name Factor R_LED Blink 1 BL_SOS SOS from PANEL inverter 1 2 TV_...

Page 12: ...splay the several test patterns And then judge by the following method Still abnormal picture is displayed The cause must be in LCD Panel Normal picture is displayed The cause must be in A board Remarks The test pattern is created by the circuit in LCD Panel In LCD Panel test mode this test pattern is displayed unaffected by signal processing for RF or input signal If the normal picture is display...

Page 13: ...embly and Assembly Instructions 7 1 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 No Description Qty UOM 01 LED PANEL 1 PC 02 LED PANEL CASE 1 PC ...

Page 14: ...TH 32F400A TH 32F400Z 14 7 2 LCD Panel Assembly Stick barrier on LCD panel No Description Qty UOM 01 ASS Y 32 INHOUSE PANEL 1 PC 02 BARRIER 1 PC ...

Page 15: ...TH 32F400A TH 32F400Z 15 7 3 Metal Bracket 1 1 Install Vesa Metal on panel 2 Install Pedestal Metal Bracket No Description Qty UOM 01 VESA METAL 2 PC 02 PEDESTAL METAL BRACKET 2 PC ...

Page 16: ...TH 32F400A TH 32F400Z 16 7 4 Metal Bracket 2 1 Install Key Button Bracket 2 Install Side AV Bracket No Description Qty UOM 01 KEY BUTTON BRACKET 1 PC 02 SIDE AV BRACKET 1 PC ...

Page 17: ...TH 32F400A TH 32F400Z 17 7 5 PCB Installation 1 Install P A Board 2 Fix A PCB Bracket No Description Qty UOM 01 A PCB BRACKET 1 PC 02 GROUND SPRING 1 PC ...

Page 18: ...TH 32F400A TH 32F400Z 18 7 6 SP Bracket Metal Bottom Fix speaker left right No Description Qty UOM 01 SPEAKER UNIT 2 PC 02 SPEAKER BRACKET 4 PC 03 SP SPONGE 4 PC ...

Page 19: ...TH 32F400A TH 32F400Z 19 7 7 Screw Fixing Fix all screw follow below picture No Description Qty UOM Remarks 01 SCREW A2 P5 VESA2 SP4 MTLBRKT4 17 PC 60 10 N cm ...

Page 20: ...TH 32F400A TH 32F400Z 20 7 8 Vesa Metal BC Install vesa metal into back cover No Description Qty UOM 01 VESA METAL BC 2 PC ...

Page 21: ...tal Ass y Fix rubber foot at base cover No Description Qty UOM 01 BASE COVER R 1 PC 02 BASE COVER L 1 PC 03 RUBBER FOOT 4 PC 04 BAG PEDESTAL R 1 PC 05 QR CODE LABEL PEDESTAL R 1 PC 06 QR CODE LABEL PEDESTAL L 1 PC 07 BAG PEDESTAL L 1 PC ...

Page 22: ...A TH 32F400Z 22 7 10 Back Cover Installation 1 Install Back cover 2 Fix screws according to the back cover screw tourque No Description Qty UOM Remarks 01 SCREW BC16 16 PC 60 10 N cm 02 SCREW BC4 4 PC 60 10 N cm ...

Page 23: ...ping Never handle the module with keeping horizontal position when moving the module in order to avoid internal damage and deformation Never drop or hit the module About the work table When tightening a screw retention structures are required not to deform the LCD module Moving the TV Case with a stand Hold the specified parts as shown to stand the TV up and move it with two people ...

Page 24: ...hart of P board Set P Board to a dummy load and check the satisfaction with the specified voltage as following table Power Supply Name Measurement Point Specification V Remark SUB1 2V TP8004 1 14 1 26 SUB3 3V TP8003 3 19 3 46 SUB5V TP8002 4 92 5 25 STB5V TP8009 5 3 0 3 PNL12V TP4300 11 5 12 5 Output Test Point Specification Operate Operate 5 3V TP7507 5 3 0 3V 5 3 0 3V 16V TP7512 TP7513 15 8 0 6 V...

Page 25: ...LV A4 On board USB Slot High side switch USB side JK8601 Audio AMP I2S AMP RMT KEY LED 32 40 43 49 55 㨪 10W x 2 LVDS HD DATA 4pairs CLK 1pair single8bit FHD DATA 4pairs CLK 1pair dual8bit Op Amp IIC Australia CAN LG Singapore On board Si2157 YAMAHA VIDEO AUDIO AV2 side JK3002 Prep Monitor out JK3000 Prep AV1 JK3100 HDMI analog audio in HDMI1 JK4701 HDMI2 JK4702 CEC Opt D3051 Demod T2 ISDB DTMB TS ...

Page 26: ...H 32F400Z 26 10 Wiring Connection Diagram 10 1 Wire Dressing 1 Arrange the wire dressing as below spec No Description Qty UOM Remarks 01 PET TAPE 0 36 MT 0 06 6 PCS 02 PET TAPE 0 11 MT 0 11 1 PCS 03 LVDS CABLE 1 PC ...

Page 27: ...TH 32F400A TH 32F400Z 27 10 2 Wire Dressing 2 Arrange the wire dressing as below spec No Description Qty UOM 01 WIRE A02 P02 1 PC 02 WIRE A10 K10 1 PC 03 WIRE A12 SP 1 PC ...

Page 28: ...TH 32F400A TH 32F400Z 28 11 Schematic Diagram Model No TH 32F400A TH 32F400Z A Board 1 13 ...

Page 29: ...Model No TH 32F400A TH 32F400Z A Board 2 13 ...

Page 30: ...Model No TH 32F400A TH 32F400Z A Board 3 13 ...

Page 31: ...Model No TH 32F400A TH 32F400Z A Board 4 13 ...

Page 32: ...Model No TH 32F400A TH 32F400Z A Board 5 13 ...

Page 33: ...Model No TH 32F400A TH 32F400Z A Board 6 13 ...

Page 34: ...Model No TH 32F400A TH 32F400Z A Board 7 13 ...

Page 35: ...Model No TH 32F400A TH 32F400Z A Board 8 13 ...

Page 36: ...Model No TH 32F400A TH 32F400Z A Board 9 13 ...

Page 37: ...Model No TH 32F400A TH 32F400Z A Board 10 13 ...

Page 38: ...Model No TH 32F400A TH 32F400Z A Board 11 13 ...

Page 39: ...Model No TH 32F400A TH 32F400Z A Board 12 13 ...

Page 40: ...Model No TH 32F400A TH 32F400Z A Board 13 13 ...

Page 41: ...Model No TH 32F400A TH 32F400Z K Board ...

Page 42: ...Model No TH 32F400A TH 32F400Z P Board 1 2 ...

Page 43: ...Model No TH 32F400A TH 32F400Z P Board 2 2 ...

Page 44: ...44 12 Printed Circuit Board Model No TH 32F400A TH 32F400Z A Board Top Component Side TH 32F400A TH 32F400Z ...

Page 45: ...Model No TH 32F400A TH 32F400Z A Board Bottom Component Side ...

Page 46: ...Model No TH 32F400A TH 32F400Z K Board Bottom Component Side ...

Page 47: ...Model No TH 32F400A TH 32F400Z P Board Top Component Side ...

Page 48: ...Model No TH 32F400A TH 32F400Z P Board Bottom Component Side ...

Page 49: ...49 13 Exploded View and Replacement Parts List TH 32F400A TH 32F400Z Model No TH 32F400A TH 32F400Z Parts Location ...

Page 50: ...Model No TH 32F400A TH 32F400Z Packing Exploded View 1 ...

Page 51: ...Model No TH 32F400A TH 32F400Z Packing Exploded View 2 ...

Page 52: ... C3108 F1G1H100A948 C 10PF 50V C3109 F1G1H100A948 C 10PF 50V C3110 F1G1H100A948 C 10PF 50V C3112 F1L1C226A068 C 22UF 16V C3113 F1K1V106A010 C 10UF 35V C3121 F1H1C105A167 C 1UF 16V C3122 F1G1H102A830 C 1000PF 50V C3123 F1K1V106A010 C 10UF 35V C3124 F1G1H102A830 C 1000PF 50V C3130 F1J1A106A043 C 10UF 10V C3132 F1J1A106A043 C 10UF 10V C3134 F1J1C475A225 C 4 7UF 16V C3135 F1J1A106A043 C 10UF 10V C3136...

Page 53: ...C 10UF 10V C6710 F1G1C104A146 C 0 1UF 16V C6712 F1G1A105A047 C 1UF 10V C6713 F1G1A105A047 C 1UF 10V C6720 F1G1H220A834 C 22PF 50V C6721 F1G1H220A834 C 22PF 50V C6722 F1G1C104A146 C 0 1UF 16V C6723 F1G1H220A834 C 22PF 50V C6724 F1G1H220A834 C 22PF 50V C6732 F1G1C473A146 C 0 047UF 16V C6736 F1G1H101A948 C 100PF 50V C6737 F1G1H101A948 C 100PF 50V C6753 F1G1H5R0A947 C 5PF 50V C6754 F1G1H5R0A947 C 5PF ...

Page 54: ...1H104A902 C 0 1UF 50V C7531 F1J1H104A902 C 0 1UF 50V C7532 F1J1H104A902 C 0 1UF 50V C7800 F1J1H101A906 C 100PF 50V C7801 F1J1H103A900 C 0 01UF 50V C7802 F1J1H103A900 C 0 01UF 50V C7803 F1J1E224A272 C 0 22UF 25V C7804 F1J1H103A900 C 0 01UF 50V C7805 F1J1H103A900 C 0 01UF 50V C7806 F1J1E105A287 C 1UF 25V C7807 F1J1H104A902 C 0 1UF 50V C7808 F1J1H221A906 C 220PF 50V C7809 F1J1E105A287 C 1UF 25V C7810...

Page 55: ...1A106A043 C 10UF 10V C8165 F1G1C104A146 C 0 1UF 16V C8166 F1G1C104A146 C 0 1UF 16V C8167 F1G1C104A146 C 0 1UF 16V C8168 F1H1C105A167 C 1UF 16V C8169 F1G1C104A146 C 0 1UF 16V C8170 F1G1C104A146 C 0 1UF 16V C8171 F1G1C104A146 C 0 1UF 16V C8172 F1G1A105A047 C 1UF 10V C8173 F1G1C104A146 C 0 1UF 16V C8174 F1H0J4750004 C 4 7UF 6 3V C8176 F1G1A105A047 C 1UF 10V C8177 F1G1C104A146 C 0 1UF 16V C8178 F1G1C1...

Page 56: ...523 DZ2J056M0L DIODE D4524 DZ2J056M0L DIODE D4525 DZ2J056M0L DIODE D4526 DZ2J056M0L DIODE D4527 J0ZZB0000175 DIODE D4528 J0ZZB0000175 DIODE D4529 J0ZZB0000175 DIODE D4530 J0ZZB0000175 DIODE D4531 J0ZZB0000175 DIODE D4532 J0ZZB0000175 DIODE D4533 J0ZZB0000175 DIODE D4534 J0ZZB0000175 DIODE D4535 J0ZZB0000175 DIODE D5006 B0ADCK000001 DIODE D5007 DA2J10100L DIODE D5009 DZ2J068M0L DIODE D5013 B0JCED00...

Page 57: ...C8002 C0DBAYY02437 IC IC8003 C0DBAYY02430 IC IC8004 C0DBAYY02430 IC IC8005 C0DBAYY02430 IC IC8008 C0DBGYY00887 IC IC8900A TVRU190 ROM VERSION ASSEMBLY IC8901 TVRU191 ROM VERSION ASSEMBLY IC8902 C3EBJY000076 IC COIL L2000 J0JYC0000328 INDUCTOR L3012 J0JYC0000464 BEAD CORE L4300 G1C220MA0445 INDUCTOR L4901 G1C220MA0533 INDUCTOR L4902 G1C220MA0533 INDUCTOR L4903 G1C220MA0533 INDUCTOR L4904 G1C220MA05...

Page 58: ...1 TRANSISTOR Q5050 B1ADCE000022 TRANSISTOR Q5170 B1ABCF000231 TRANSISTOR Q5171 B1ABCF000231 TRANSISTOR Q5172 B1ABCF000231 TRANSISTOR Q7301 B1CERR000067 TRANSISTOR Q7302 B1ABCF000231 TRANSISTOR Q7303 B1ABCF000231 TRANSISTOR Q7304 B1ADCE000022 TRANSISTOR Q7305 B1ADCE000022 TRANSISTOR Q7306 B1ADCE000022 TRANSISTOR Q7307 B1ABCF000231 TRANSISTOR Q7501 B1CHRG000046 TRANSISTOR Q7502 B1CHRE000035 TRANSIST...

Page 59: ...0GBR00J0004 M 0 OHM J 1 10W R2807 D0GBR00J0004 M 0 OHM J 1 10W R2820 D0GB470JA065 M 47 OHM J 1 10W R2821 D0GBR00J0004 M 0 OHM J 1 10W R2822 D0GD822JA052 M 8 2K OHM J 1 8W R2823 D1BB4301A073 M 4 3K OHM J 1 10W R2824 D1BB1001A143 M 1K OHM F 1 10W R2852 D1BD1911A066 M 1 91K OHM F 1 8W R2853 D1BD3091A066 M 3 09K OHM F 1 8W R2854 D1BD6041A066 M 6 04K OHM F 1 8W R2855 D1BD1692A066 M 16 9K OHM F 1 8W R30...

Page 60: ...4515 D0GA473JA039 M 47K OHM J 1 16W R4516 D0GA473JA039 M 47K OHM J 1 16W R4517 D0GA473JA039 M 47K OHM J 1 16W R4518 D0GA104JA039 M 100K OHM J 1 16W R4519 D0GA104JA039 M 100K OHM J 1 16W R4520 D0GA473JA039 M 47K OHM J 1 16W R4521 D0GA911JA039 M 910 OHM J 1 16W R4522 D0GA911JA039 M 910 OHM J 1 16W R4523 D0GA104JA039 M 100K OHM J 1 16W R4524 D0GA181JA039 M 180 OHM J 1 16W R4900 D0GFR00J0005 M 0 OHM J...

Page 61: ...M 47K OHM J 1 16W R5177 D0GA473JA039 M 47K OHM J 1 16W R5178 D0GA473JA039 M 47K OHM J 1 16W R5606 D0GA103JA039 M 10K OHM J 1 16W R5607 D0GA103JA039 M 10K OHM J 1 16W R5609 D1H8R0040016 M 0 OHM Z 1 16W R5610 D1BA1652A023 M 16 5K OHM F 1 16W R5731 D1BA1200A023 M 120 OHM F 1 16W R5732 D1BA56R0A023 M 56 OHM F 1 16W R6725 D0GAR00JA039 M 0 OHM 1 16W R6728 D0GAR00JA039 M 0 OHM 1 16W R6729 D0GAR00JA039 M ...

Page 62: ...7 D0GB124JA065 M 120K OHM J 1 10W R7511 D0GD473JA052 M 47K OHM J 1 8W R7515 D0GB222JA065 M 2 2K OHM J 1 10W R7516 D0GD472JA052 M 4 7K OHM J 1 8W R7517 D0GB222JA065 M 2 2K OHM J 1 10W R7519 D1BB5601A073 M 5600 OHM F 1 10 W R7520 D1BB3301A073 M 3 3KOHM F 1 10W R7521 D0GD123JA052 M 12K OHM J 1 8W R7523 D0GD473JA052 M 47K OHM J 1 8W R7524 D0GD474JA052 M 470K OHM J 1 8W R7532 D0GBR00J0004 M 0 OHM J 1 1...

Page 63: ...W R8115 D1BA1802A023 M 18K OHM F 1 16W R8116 D1BA3001A023 M 3K OHM F 1 16W R8118 D0GA101JA039 M 100 OHM J 1 16W R8120 D0GAR00JA039 M 0 OHM 1 16W R8123 D1BA2202A023 M 22K OHM F 1 16W R8124 D1BA1202A023 M 12K OHM F 1 16W R8126 D0GA473JA039 M 47K OHM J 1 16W R8128 D0GBR00J0004 M 0 OHM J 1 10W R8130 D0GA472JA039 M 4 7K OHM J 1 16W R8137 D0GA472JA039 M 4 7K OHM J 1 16W R8138 D0GA473JA039 M 47K OHM J 1 ...

Page 64: ...OHM J 1 3W JA7 D0GFR00J0005 M 0 OHM J 1 3W JA8 D0GFR00J0005 M 0 OHM J 1 3W JK3101 K1U511D00002 AV TERMINAL JK3103 K1U204DA0001 TERMINAL JK4700A K1FY119D0028 HDMI TERMINAL JK4701A K1FY119D0028 HDMI TERMINAL JK6752 K1ZZ00001557 TUNER SHIELD JK7101 K2AAYA000005 AC INLET JK8450 K1FY104B0092 TERMINAL JS0044 D0GAR00JA039 M 0 OHM 1 16W JS0056 D0GAR00JA039 M 0 OHM 1 16W JS7355 D0GFR00J0005 M 0 OHM J 1 3W ...

Page 65: ...F400Z TQF4GB229 ENERGY STAR LABEL TH 32F400A TQZ4GC291 FAN BAG ASSY TSCKF0700001 LVDS CABLE 7 TXFPC01BBVZ CARTON_ASSY TH 32F400Z TXFPC01BXVA CARTON_ASSY TH 32F400A 8 TZBL4GX00371 PEDESTAL_ASSY L 9 TZBL4GX00381 PEDESTAL_ASSY R 10 TZBL4GX00681 STAND MOLD ASSY ASSY TZLP225KEAA1 ASSY 32 INHOUSE PANEL 11 TZTU4GA2174 BACK COVER COMPLETE ASSY TH 32F400Z TZTU4GA2171 BACK COVER COMPLETE ASSY TH 32F400A Ele...

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