Panasonic TX-LR32B6 Service Manual Download Page 28 | Manualshive

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TX-LR32B6

28

11 Schematic Diagram

Model No. : TX-LR32B6 A-Board (1/19)

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Summary of Contents for TX-LR32B6

Page 1: ...1 Contents of adjustment mode 8 5 1 2 How to exit 8 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 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 Disassembly and Assembly Instructions 13 7 1 ...

Page 2: ...lock 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 51 13 Exploded View and Replacement Parts List 56 13 1 Exploded View and Mechanical Replacement Parts List 56 ...

Page 3: ...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 100 Mohm and over 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 directly int...

Page 4: ...osure 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 not rem...

Page 5: ...actured 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 use Pb ...

Page 6: ...B6 6 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: ...2 and MPEG4 AVC H 264 PAL D K VHF R1 R2 VHF R3 R5 VHF R6 R12 UHF E21 E69 SECAM D K PAL 525 60 Playback of NTSC tape from some PAL Video recorders VCR M NTSC Playback from M NTSC Video recorders VCR NTSC AV input only Playback from NTSC Video recorders VCR Aerial input VHF UHF Operating Conditions Temperature 0 C 35 C Humidity 20 80 RH non condensing Dimensions W H D With Pedestal mm 741 515 184 TV...

Page 8: ...note of the value in each item before starting adjustment 5 1 2 How to exit Switch off the power with the POWER button on the main unit or the POWER button on the remote control Main item Sub item Sample Data ADJUST CONTRAST COLOUR TINT SUB BRT BACKLGT H POS H AMP V POS V AMP A COM WB ADJ R GAIN 8D G GAIN AE B GAIN FF R CENT 6C G RENT 80 B CENT A0 OPTION Boot ROM STBY SET 00 EMERGENCY ON CLK MODE ...

Page 9: ...urrence after shipment will be cleared by Self check indication and forced to factory shipment setting 5 1 4 POWER ON TIME COUNT Note To display TIME COUNT menu highlight position then press MUTE for 3sec Time Cumulative power on time indicated hour minute by decimal Count Number of ON times by decimal Note This indication will not be cleared by either of the self checks or any other command 5 1 5...

Page 10: ...de setup menu is displayed 3 To exit the Hotel mode setup menu Disconnect AC power cord from wall outlet 4 Explain the Hotel mode setup menu Item Function Mode Select hotel mode off on Initial Input Select input signal modes Set the input when each time power is switched on Selection RF HDMI1 HDMI2 HDMI3 Component Video PC Off give priority to a last memory Initial POS Select channel when input si...

Page 11: ...ication 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 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 2 Exit Disconnect the AC cord from wall ...

Page 12: ...ve 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 No Power First check point There are following 2 states of No Power indication by power LED 1 No lit 2 Red is lit then turns red blinking a few seconds later See 6 2 Priority SOS detection LED Blink 1 BL_SOS 1 2 SUB_3 3V 7 3 SOUND_SOS 9 4 OVP SOS 8 5 GCX FRC_SOS 10 6 BE sLD8 PRO...

Page 13: ...ons 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 No Description Qty UOM 01 SPEAKER UNIT 2 PC 02 KEY_BUTTON 1 PC 03 FELT 180 5 t0 55 2 PC 04 SP SPONGE 2 PC ...

Page 14: ...TX LR32B6 14 7 2 LCD Panel Assembly Install LCD panel to cabinet No Description Qty UOM 01 LCD PANEL 1 PC 02 AL PET TAPE 1 PC ...

Page 15: ... may cause scratches on the surface 3 Take care not to subject the TV s surface to water or detergent Any liquid including pets urine if enters the product could lead to TV failure 4 Take care not to subject the surface to insect repellent solvent thiner or other voiltile substances This may degrade surface quality or cause peeling of the paint 5 The surface of the display panel is specially treat...

Page 16: ...TX LR32B6 16 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 ...

Page 17: ...TX LR32B6 17 No Description Qty UOM 01 LED_PANEL 1 PC 02 CONDUCTIVE TAPE 1 PC 03 GASKET 1 PC ...

Page 18: ... No Description Qty UOM Remarks 01 LCD_MTG_SIDE 6 PC 02 METAL VERTICAL R 1 PC 03 METAL VERTICAL L 1 PC 04 METAL_CH_FRAME A 1 PC 05 SPEAKER_BRACKET 4 PC 06 SCREW A3 P4 MTL_VL1 3 PC 6 1 kgf cm 07 SCREW MTL_VR2 MTL_VL1 3 PC 13 1 kgf cm ...

Page 19: ...all P A Board and fix it with screws 2 Install Side AV Bracket and fix it with screws No Description Qty UOM Remarks 01 SCREW A3 P4 MTL_VL1 4 PC 6 1 kgf cm 02 SCREW SP BRKT 4 PC 6 1 kgf cm 03 SIDE AV BRACKET 1 PC 04 CHASSIS BRACKET A PCB 2 PC ...

Page 20: ...TX LR32B6 20 7 7 Vesa Metal BC 1 Stick sponge at speaker area Right Left 2 Install vesa metal 2 pc into back cover No Description Qty UOM 01 SPONGE 2 PC 02 VESA METAL 2 PC ...

Page 21: ...TX LR32B6 21 7 8 Pedestal Ass y Fix rubber foot 6 pc at base cover No Description Qty UOM 01 PEDESTAL ASSY 1 PC 02 BASE COVER 1 PC 03 RUBBER FOOT 6 PC 04 BAG FOR PEDESTAL 1 PC ...

Page 22: ...TX LR32B6 22 7 9 Stand Mould Assy Preparation Follow below step for Stand Mould Assy preparation No Description Qty UOM 01 STAND MOULD 1 PC 02 SCREW 4 PC 03 SCREW 4 PC 04 PEBAG 1 PC ...

Page 23: ...32B6 23 7 10 Back Cover Installation 1 Install Back cover 2 Fix screws No Description Qty UOM Remarks 01 BACK COVER 7 PC 02 SCREW B7 7 PC 6 1 kgf cm 03 SCREW AV5 7 PC 6 1 kgf cm 03 SCREW BC8 6 PC 10 2 kgf cm ...

Page 24: ...2 Voltage chart of P board Set P Board to a dummy load and check the satisfaction with the specified voltage as following table Power Supply Name TP No Voltage V STB5 3V TP2017 5 3V 2 P15V TP2013 16V 2 GND TP2015 0V P_STMGP103 TP8924 0V Output Test Point Specification Operate STBY 5 3V TP7501 5 3 0 20V 5 3 0 20V 16V TP7410 TP7411 TP7412 15 5 0 8 V 24V TP7511 TP7512 24V 1 2 V ...

Page 25: ...HP_MUTE STB3 3V 1 2V_REG STB5V Reset IC STM S9V_REG S12V Reset IC Peaks Audio MUTE OCP OVP TV SOS HP_MUTE EXT_MUTE UHS I_REG TV_SOS PWM 3 3 1 8 UHS 1 REG 3 3 3 3 1 1 8 8 S9 REG S9 SD Data VCC SDVOLC DCDC_EN DTV_XRST SW_OFF_DET XRST POWER_DET PWM PWMA PWM 㻌 KEY3 LVDS HD DATA 4pairs CLK 1pair single8bit FHD DATA 4pairs CLK 1pair dual8bit DDR3 AIO VIO V SW A SW LAN 7 5 3 6 SD㻌 CARD JTAG JTAG DDR3 133...

Page 26: ...ng Connection Diagram 10 1 Wire Dressing 1 Do wire dressing follow below spec No Description Qty UOM Remarks 01 PET TAPE GREY W 15mm 0 21 MT 0 07 3 02 PET TAPE GREY W 15mm 0 22 MT 0 11 2 03 AL PET TAPE 1 PC 04 CLAMPER 1 PC ...

Page 27: ...TX LR32B6 27 10 2 Wire Dressing 2 Stick sponge follow below spec No Description Qty UOM 01 SPONGE AT BACK SIDE 2 PC 02 SPONGE AT BACK SIDE LVDS 1 PC 03 LVDS CABLE 1 PC ...

Page 28: ...TX LR32B6 28 11 Schematic Diagram Model No TX LR32B6 A Board 1 19 ...

Page 29: ...Model No TX LR32B6 A Board 2 19 1 ...

Page 30: ...Model No TX LR32B6 A Board 2 19 2 ...

Page 31: ...Model No TX LR32B6 A Board 3 19 ...

Page 32: ...Model No TX LR32B6 A Board 4 19 ...

Page 33: ...Model No TX LR32B6 A Board 5 19 ...

Page 34: ...Model No TX LR32B6 A Board 6 19 ...

Page 35: ...Model No TX LR32B6 A Board 7 19 1 ...

Page 36: ...Model No TX LR32B6 A Board 7 19 2 ...

Page 37: ...Model No TX LR32B6 A Board 8 19 ...

Page 38: ...Model No TX LR32B6 A Board 9 19 ...

Page 39: ...Model No TX LR32B6 A Board 10 19 ...

Page 40: ...Model No TX LR32B6 A Board 11 19 ...

Page 41: ...Model No TX LR32B6 A Board 12 19 ...

Page 42: ...Model No TX LR32B6 A Board 13 19 ...

Page 43: ...Model No TX LR32B6 A Board 14 19 ...

Page 44: ...Model No TX LR32B6 A Board 15 19 ...

Page 45: ...Model No TX LR32B6 A Board 16 19 ...

Page 46: ...Model No TX LR32B6 A Board 17 19 ...

Page 47: ...Model No TX LR32B6 A Board 18 19 ...

Page 48: ...Model No TX LR32B6 A Board 19 19 ...

Page 49: ...Model No TX LR32B6 K Board ...

Page 50: ...Model No TX LR32B6 P Board ...

Page 51: ...51 12 Printed Circuit Board Model No TX LR32B6 A Board Top Component Side TX LR32B6 ...

Page 52: ...Model No TX LR32B6 A Board Bottom Component Side ...

Page 53: ...Model No TX LR32B6 K Board ...

Page 54: ...Model No TX LR32B6 P Board Top Component Side ...

Page 55: ...Model No TX LR32B6 P Board Bottom Component Side ...

Page 56: ...56 13 Exploded View and Replacement Parts List Model No TX LR32B6 Parts Location TX LR32B6 ...

Page 57: ...Model No TX LR32B6 Packing Exploded View 1 ...

Page 58: ...Model No TX LR32B6 Packing Exploded View 2 ...

Page 59: ...UF 16V C3062 F1G1C104A077 C 0 1UF 16V C3063 F1G1C104A077 C 0 1UF 16V C3064 F1G1H220A834 C 22PF 50V C3065 F1G1H100A833 C 10PF 50V C3105 F1G1H471A834 C 470PF 50V C3106 F1G1H471A834 C 470PF 50V C3108 F1G1E333A059 C 0 033UF 25V C3109 F1G1E333A059 C 0 033UF 25V C3135 F1G1H471A834 C 470PF 50V C3136 F1G1H471A834 C 470PF 50V C3139 F1G1H471A834 C 470PF 50V C3140 F1G1H471A834 C 470PF 50V C3145 F1J1A106A043 ...

Page 60: ...01UF 16V C5400 F1K1V106A010 C 10UF 25V C5401 F1K1V106A010 C 10UF 25V C5402 F1G1C104A077 C 0 1UF 16V C5403 F1J0J2260004 C 22 UF 6 3 V C5404 F1J0J2260004 C 22 UF 6 3 V C5407 F1G1E333A059 C 0 033UF 25V C5408 F1G1H222A830 C 2200PF 50V C5411 F1G1H1020008 C 1000PF 50V C5420 F1K1V106A010 C 10UF 25V C5421 F1K1V106A010 C 10UF 25V C5422 F1G1C104A077 C 0 1UF 16V C5423 F1J0J2260004 C 22 UF 6 3 V C5424 F1J0J22...

Page 61: ...0A833 C 8PF 50V C6848 F1G1H8R0A833 C 8PF 50V C6864 F1G1C104A077 C 0 1UF 16V C6872 F1G1C104A077 C 0 1UF 16V C6873 F1G1C104A077 C 0 1UF 16V C7101 F0CAF1040016 C 0 1UF 240V C7102 F0CAF1040016 C 0 1UF 240V C7103 F1AAF471A019 C 470PF 240V C7104 F1AAF471A019 C 470PF 240V C7106 F1AAF471A019 C 470PF 240V C7128 F1H1H103B047 C 0 01UF 50V C7301A F2A2W6800013 C 68UF 450V C7306 F1B3D101A099 C 100PF 2kV C7307 F...

Page 62: ... F1G1A105A047 C 1UF 10V C8076 F1H1A105A036 C 1UF 10V C8100 F1K1V106A010 C 10UF 25V C8102 F1G1C104A077 C 0 1UF 16V C8103 F1G1C473A048 C 0 047UF 16V C8105 F1G1E332A144 C 3300PF 25V C8107 F1J0G2260001 C 22 UF 4 V C8108 F1J0G2260001 C 22 UF 4 V C8109 F1G1E472A144 C 4700pF 25V C8110 F1H1C105A145 C 1 uF 16 V C8111 F1G1C104A077 C 0 1UF 16V C8112 F1K1V106A010 C 10UF 25V C8114 F1J0G2260001 C 22 UF 4 V C811...

Page 63: ... DIODE D3010 DZ2J140M0L DIODE D3011 DZ2J140M0L DIODE D3012 DZ2J140M0L DIODE D3013 DZ2J140M0L DIODE D3014 DZ2J140M0L DIODE D3021 DZ2J140M0L DIODE D3022 DZ2J140M0L DIODE D3023 DZ2J140M0L DIODE D3024 DZ2J140M0L DIODE D3025 DZ2J140M0L DIODE D3026 DZ2J140M0L DIODE D3101 K7AAAY000016 DIODE D4704 DB2J30900L DIODE D4719 DA2J10100L DIODE D4770 DA2J10100L DIODE D4785 DB2J30900L DIODE D5172 DZ2J220M0L DIODE ...

Page 64: ...4 C0DBZYY00382 IC IC8454 C0DBZYY00541 IC IC8900 TVR4G261 AC ROM VERSION IC COILS L2000 J0JHC0000042 COIL L2003 J0JHC0000042 COIL L4051 J0ZZB0000147 COIL L4052 J0ZZB0000147 COIL L4053 J0ZZB0000147 COIL L4054 J0ZZB0000147 COIL L4055 J0ZZB0000147 COIL L4056 J0ZZB0000147 COIL L4901 G1C220MA0533 INDUCTOR L4902 G1C220MA0533 INDUCTOR L4903 G1C220MA0533 INDUCTOR L4904 G1C220MA0533 INDUCTOR L5400 G1C4R7ZA0...

Page 65: ...R0905 D0GA101JA039 M 100OHM J 1 10W R0906 D0GA101JA039 M 100OHM J 1 10W R0907 D0GA101JA039 M 100OHM J 1 10W R0910 D0GA332JA023 M 3 3KOHM J 1 16W R0911 D0GA272JA023 M 2 7KOHM J 1 16W R0912 D0GA272JA023 M 2 7KOHM J 1 16W R0913 D0GA332JA023 M 3 3KOHM J 1 16W R0914 D0GA101JA039 M 100OHM J 1 10W R0915 D0GA101JA039 M 100OHM J 1 10W R0916 D0GA101JA039 M 100OHM J 1 10W R0917 D0GA101JA039 M 100OHM J 1 10W ...

Page 66: ...0 D0GA101JA039 M 100OHM J 1 10W R3061 D0GA304JA023 M 300KOHM J 1 16W R3062 D0GA103JA039 M 10KOHM F 1 16W R3063 D0GA104JA039 M 100KOHM J 1 10W R3064 D1BF75R0A073 M 75 0 OHM F 1 4 W R3065 D1BF75R0A073 M 75 0 OHM F 1 4 W R3066 D1BF75R0A073 M 75 0 OHM F 1 4 W R3067 D1HY2204A012 NETWORK RESISTER R3068 D1BA1003A023 M 100KOHM F 1 16W R3069 D1BA1003A023 M 100KOHM F 1 16W R3070 D0GA103JA039 M 10KOHM F 1 16...

Page 67: ...M F 1 16 W R4753 D1BA82R0A023 M 82 OHM F 1 16W R4764 D0GA473JA039 M 47KOHM J 1 10W R4766 D0GA473JA039 M 47KOHM J 1 10W R4788 D0GA103JA039 M 10KOHM F 1 16W R4794 D0GA103JA039 M 10KOHM F 1 16W R4795 D0GA103JA039 M 10KOHM F 1 16W R4796 D0GA473JA039 M 47KOHM J 1 10W R4797 D0GA102JA039 M 1KOHM J 1 10W R4798 D0GA473JA039 M 47KOHM J 1 10W R4799 D0GA273JA023 M 27K OHM J 1 16W R4800 D0GA473JA039 M 47KOHM J...

Page 68: ...6 W R5431 D0GA473JA039 M 47KOHM J 1 10W R5432 D1BA2702A023 M 27KOHM F 1 16W R5712 D0GA332JA023 M 3 3KOHM J 1 16W R5715 D1BA1200A023 M 120 OHM F 1 16 W R5716 D1BA56R0A023 M 56 OHM F 1 16 W R5717 D0GBR00J0004 M 0 OHM J 1 10W R5719 D1BA2001A023 M 2KOHM F 1 16W R5720 D1BA8200A023 M 820 OHM F 1 16 W R5721 D1BA1202A023 M 12KOHM F 1 16 W R6728 D0GA681JA023 M680 OHM J 1 16W R6729 D0GA681JA023 M680 OHM J 1...

Page 69: ...472JA052 M 4 7KOHM J 1 8W R7513 D0GD752JA052 M 7 5KOHM J 1 10W 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 D0GB682ZA038 M 6 8KOHM J 1 10W R7520 D1BB3301A073 M 3 3KOHM J 1 10W R7521 D0GB113ZA038 M 11KOHM J 1 10W R7523 D0GD473JA052 M 47KOHM J 1 8W R7524 D0GD103JA052 M 10KOHM J 1 8W R7525 D0GB4...

Page 70: ...8OHM J 1 16W R8424 D0GA223JA023 M 22K OHM J 1 16W R8425 D0GA223JA023 M 22K OHM J 1 16W R8426 D0GA473JA039 M 47KOHM J 1 10W R8427 D0GA473JA039 M 47KOHM J 1 10W R8429 D0GA103JA039 M 10KOHM F 1 16W R8433 D0GA103JA039 M 10KOHM F 1 16W R8434 D0GA103JA039 M 10KOHM F 1 16W R8435 D0GA223JA023 M 22K OHM J 1 16W R8442 D1HY6804A012 M 68OHM J 1 16W R8445 D1HY6804A012 M 68OHM J 1 16W R8446 D1HY6804A012 M 68OHM...

Page 71: ...E JA1 D0GFR00J0005 CHIP RESISTOR JA2 D0GFR00J0005 CHIP RESISTOR JA3 D0GFR00J0005 CHIP RESISTOR JA4 D0GFR00J0005 CHIP RESISTOR JA5 D0GFR00J0005 CHIP RESISTOR JA6 D0GFR00J0005 CHIP RESISTOR JA7 D0GFR00J0005 CHIP RESISTOR JA8 D0GFR00J0005 CHIP RESISTOR JA9 D0GFR00J0005 CHIP RESISTOR JK3011 K1FY121D0001 TERMINAL JK3101 K1U511D00003 TERMINAL JK3111A K2HC1YYB0079 AV TERMINAL JK4700 K1FY119D0029 TERMINAL...

Page 72: ...Model No TX LR32B6 Parts List Change Safety Ref No Part No Part Name Description Q ty Remarks ZA7102 K4AD01A00004 RUG TERMINAL ZA7104 K4AD01A00004 RUG TERMINAL ...

Page 73: ... MODEL NAME PLATE 7 TBX5ZA02201 KEY BUTTON 8 TKK5ZC50311 LED PANEL 9 TKP5ZA33201 SIDE AV BRACKET 10 TKU3FC00901 BACK COVER 11 TPC3FA00801 PACKING CASE 12 TPD3FA00251 TOP CUSHION 13 TPD3FA00261 BOTTOM CUSHION 14 TQZ4GB727 FAN BAG ASSY TSCKF0160001 LVDS CABLE TTU4GA0982 BACK COVER ASSY 15 TTY4GA0314 CABINET ASSY XTB4 18JFJK PEDESTAL BRAC SCREW XYN4 F25FJK STAND BRAC SCREW Electrical Replacement Part...

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