Panasonic TH-32A300M, Service Manual

Page 1: ... 8 5 1 1 Purpose 8 5 1 2 Contents of adjustment mode 8 5 1 3 How to exit 8 5 1 4 Display of SOS History 8 5 1 5 POWER ON TIME COUNT 8 5 1 6 Exit 8 5 1 7 Self Check Mode 9 5 1 8 Hotel Mode Adjustment 9 5 1 9 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 s...

Page 2: ... and Adjustments 21 8 1 Voltage chart of A board 21 8 2 Voltage chart of P board 21 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 37 13 Exploded View and Replacement Parts List 42 ...

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 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 directly in...

Page 4: ...posure 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 re...

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: ...M 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: ...0 mA AUDIO OUT RCA PIN Type 2 0 5 V rms Sound Audio output 10 W 5 W 5 W Receiving systems Band name 17 SYSTEMS FUNCTION 1 PAL B G H Reception of broadcast transmissions and Playback from Video Cassette Tape Recorders 2 PAL I 3 PAL D K 4 SECAM B G 5 SECAM D K 6 SECAM K1 7 NTSC M NTSC 3 58 4 5 MHz 8 NTSC 4 43 5 5 MHz Playback from Special VCR s or DVD 9 NTSC 4 43 6 0 MHz 10 NTSC 4 43 6 5 MHz 11 NTSC...

Page 8: ...ry 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 5 1 5 POWER ON TIME COUNT Note To display TIME COUNT menu highlight position then press MU...

Page 9: ...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 10: ...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 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...

Page 11: ... 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 No Name Factor R_LED Blink PCB Name 1 BL_SOS SOS from LD DRIVER 1 A Board P Board LD Driver 2 TV_SOS TCON power down 3 A Boar...

Page 12: ...A300M 12 7 Disassembly and Assembly Instructions 7 1 LED Panel and Bracket Ass y 1 Fixing wire A10 to K PCB 2 Fixing K PCB to LED PANEL 3 Fixing LED panel to cabinet No Description Qty UOM 01 LED PANEL 1 PC ...

Page 13: ...s 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 trea...

Page 14: ...TH 32A300M 14 7 3 LCD Panel Assembly Install LCD panel to cabinet No Description Qty UOM 01 LCD PANEL 1 PC 02 CABINET ASSY 1 PC ...

Page 15: ...ight 2 Fix key button 3 Stick felt TMK4GA099 2 PC on PANEL 4 Stick SP SPONGE 2 pc at speaker No PartNo Description Qty UOM 01 L0EYAA000043 SPEAKER UNIT 2 PC 02 TBX5ZA02201 KEY_BUTTON 1 PC 03 TMK4GA099 FELT 180 5 t0 55 2 PC 04 TMK4GG082 SP SPONGE 2 PC 05 TMK4GG089 ...

Page 16: ...t 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 A4 P2 MTL_VL1 3 PC 4 5 kgf cm 07 SCREW MTL_VR2 MTL_VL 3 PC 4 5 kgf cm ...

Page 17: ...rd and fix it with screws 2 Install Side AV Bracket and fix it with screws No Description Qty UOM Remarks 01 SCREW A4 P2 MTL_VL1 4 PC 4 5 kgf cm 02 SCREW SP BRKT 4 PC 8 1 kgf cm 03 SIDE AV BRACKET 1 PC 04 CHASSIS BRACKET A PCB 2 PC 05 GROUND SPRING 2 PC ...

Page 18: ...7 7 Pedestal Ass y Fix rubber foot 5 pc at base cover No Part No Description Qty UOM 01 TBL5ZX06921 PEDESTAL ASSY 1 PC 02 TBL5ZB33361 BASE COVER 1 PC 03 TBL5ZG30211 RUBBER FOOT 5 PC 04 TPE4GH055 BAG FOR PEDESTAL 1 PC ...

Page 19: ...TH 32A300M 19 7 8 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 20: ...A300M 20 7 9 Back Cover Installation 1 Install back cover 2 Fix screws No Description Qty UOM Remarks 01 BACK COVER 1 PC 02 SCREW B7 7 PC 6 1 Kgf cm 03 SCREW AV5 7 PC 6 1 Kgf cm 04 SCREW BC8 6 PC 9 1 Kgf cm ...

Page 21: ...tisfaction with the specified voltage as following table Power Supply Name Measurement Point Specification Remark SUB1 8V TP8705 1 74 1 90 SUB1 2V TP8704 1 14 1 26 SUB3 3V TP8703 3 19 3 46 SUB5V TP8702 4 9 5 1 STB5V TP5400 4 9 5 5 PNL12V TP8300 11 5 12 5 Voltage Test Point Specification Operate STBY 5 3V TP7501 5 3 0 20V 5 3 0 20V 16V TP7410 TL7411 TP 7412 15 8 0 5 V 24V TP7511 TP7512 24V 1 2 V NO...

Page 22: ...3V EEP_WP EEPROM 64kbit SLV A4 On board USB Slot High side switch USB side JK8601 Audio AMP I2S AMP RMT KEY LED 32 5W x 2 39 ع 10W x 2 HD FHD LVDS HD DATA 4pairs CLK 1pair single8bit FHD DATA 4pairs CLK 1pair dual8bit IIC HDMI SW TI Op Amp IIC Main source LGDI Second source SONY VE item On board Si2158 64Mbit study YAMAHA ARC OUT VIDEO AUDIO Hdmi with cec Ver1 4b EEP EDID EEP EDID AV2 side JK3002 ...

Page 23: ...00M 23 10 Wiring Connection Diagram 10 1 Wire Dressing Do wire dressing follow below spec No Description Qty UOM Remarks 01 PET TAPE GREY W 15mm 0 28 MT 0 07 4 02 0 2 0 10 2 03 LVDS CABLE 1 PC 04 CLAMPER 1 PC ...

Page 24: ...TH 32A300M 24 11 Schematic Diagram Model No TH 32A300M A Board 1 11 ...

Page 25: ...Model No TH 32A300M A Board 2 11 ...

Page 26: ...Model No TH 32A300M A Board 3 11 ...

Page 27: ...Model No TH 32A300M A Board 4 11 ...

Page 28: ...Model No TH 32A300M A Board 5 11 ...

Page 29: ...Model No TH 32A300M A Board 6 11 ...

Page 30: ...Model No TH 32A300M A Board 7 11 ...

Page 31: ...Model No TH 32A300M A Board 8 11 ...

Page 32: ...Model No TH 32A300M A Board 9 11 ...

Page 33: ...Model No TH 32A300M A Board 10 11 ...

Page 34: ...Model No TH 32A300M A Board 11 11 ...

Page 35: ...Model No TH 32A300M K Board ...

Page 36: ...Model No TH 32A300M P Board ...

Page 37: ...TH 32A300M 37 12 Printed Circuit Board Model No TH 32A300M A Board Top Component Side ...

Page 38: ...Model No TH 32A300M A Board Bottom Component Side ...

Page 39: ...Model No TH 32A300M K Board ...

Page 40: ...Model No TH 32A300M P Board Top Component Side ...

Page 41: ...Model No TH 32A300M P Board Bottom Component Side ...

Page 42: ...TH 32A300M 42 13 Exploded View and Replacement Parts List Model No TH 32A300M Parts Location ...

Page 43: ...Model No TH 32A300M Packing Exploded View 1 ...

Page 44: ...Model No TH 32A300M Packing Exploded View 2 ...

Page 45: ...F1J1A106A043 C 10UF 10V C3121 F1H1C105A196 C 1UF 16V C3122 F1G1H1020008 C 1000PF 50V C3123 F1JZZ1060001 C 10UF 20V C3124 F1G1H1020008 C 1000PF 50V C3125 F1G1A473A079 C 0 047UF 10V C3130 F1J1A106A043 C 10UF 10V C3132 F1J1A106A043 C 10UF 10V C3134 F1J1C475A225 C 4 7UF 10V C3135 F1J1A106A043 C 10UF 10V C3136 F1J1A106A043 C 10UF 10V C3137 F1H1C105A196 C 1UF 16V C3138 F1G1H220A948 C 22PF 50V C3139 F1G1...

Page 46: ...J1H102A623 C 1000PF 50V C5020 F1J1A106A043 C 10UF 10V C5021 F1G1A105A047 C 1UF 10V C5022 F1G1A105A047 C 1UF 10V C5026 F1H1C105A196 C 1UF 16V C5028 F1G1C104A077 C 0 1UF 16V C5171 F1G1C1030008 C 0 01UF 16V C5613 F2G0J2210020 C 220UF 6 3V C5616 F1G1C104A077 C 0 1UF 16V C5624 F1J1A106A043 C 10UF 10V C5625 F1G1C104A077 C 0 1UF 16V C6704 F1J1A106A043 C 10UF 10V C6707 F1G1C104A077 C 0 1UF 16V C6708 F1J1A...

Page 47: ...V C7310 F1H1H103B047 C 0 01UF 50V C7311 F1H1H102B052 C 1000PF 50V C7312 F1J1H105A945 C 1UF 50V C7313 F2A1V470B763 C 47UF 35V C7314 F1H1H102B052 C 1000PF 50V C7315 F1AAF102A020 C 1000PF 240V C7401 F1H1H104B047 C 0 1UF 50V C7402 F1H1H104B047 C 0 1UF 50V C7501 F1A3A471A060 C 470PF 1KV C7502 EEUFR1V102PY C 1000UF 25V C7503 F1H1H104B047 C 0 1UF 50V C7504 F1J1E225A178 C 2 2UF 25V C7505 F1H1E105A192 C 1U...

Page 48: ...68 F1G1C104A077 C 0 1UF 16V C8069 F1J1A106A043 C 10UF 10V C8103 F1G1C104A077 C 0 1UF 16V C8106 F1G1C104A077 C 0 1UF 16V C8112 F1G1C104A077 C 0 1UF 16V C8113 F1G1C104A077 C 0 1UF 16V C8114 F1G1C104A077 C 0 1UF 16V C8115 F1G1C104A077 C 0 1UF 16V C8116 F1G1A105A047 C 1UF 10V C8117 F1G1C104A077 C 0 1UF 16V C8127 F1G1C104A077 C 0 1UF 16V C8140 F1G1H6R00009 C 6 0PF 50V C8142 F1G1H7R0A833 C 7 PF 50V C821...

Page 49: ...4ED11200003 DIODE D0906 J0ZZB0000175 DIODE D0907 J0ZZB0000175 DIODE D0910 J0ZZB0000175 DIODE D0911 J0ZZB0000175 DIODE D0914 J0ZZB0000175 DIODE D2001 D4ED11200003 DIODE D2005 D4ED11200003 DIODE D2802 B3AGB0000060 LED D3053 EZJP0V080GA CHIP VARISTOR D3054 EZJP0V080GA CHIP VARISTOR D3055 EZJP0V080GA CHIP VARISTOR D3056 EZJP0V080GA CHIP VARISTOR D3101 DZ2J140M0L DIODE D3103 EZJP0V080GA CHIP VARISTOR D...

Page 50: ...8001 C1AB00004032 IC IC8009 C0ZBZ0001747 IC IC8300 C0DBAYY01644 IC IC8700 C0DBAYY01644 IC IC8702 C0DBAYY01644 IC IC8703 C0DBAYY01644 IC IC8704 C0DBFYY00164 IC IC8705 C0DBEYY00102 IC IC8706 C0DBGYY00887 IC IC8707 C0DBEYY00102 IC IC8901 TVR4G255 AR ROM VERSION IC C3FBPY000283 IC8902 C3EBJY000048 IC COILS L2001 J0JYC0000328 COIL L3003 J0JCC0000287 COIL L3004 J0JCC0000287 COIL L3005 J0JCC0000287 COIL ...

Page 51: ...OR Q2752 B1ABCE000015 TRANSISTOR Q2753 B1ABCE000015 TRANSISTOR Q3002 B1ABCE000015 TRANSISTOR Q3104 B1ABCE000015 TRANSISTOR Q3105 B1ABCE000015 TRANSISTOR Q4700 B1ABCE000015 TRANSISTOR Q4701 B1ABCE000015 TRANSISTOR Q4811 B1ABCE000015 TRANSISTOR Q4812 B1ABCE000015 TRANSISTOR Q7301 B1CERR000067 TRANSISTOR Q7302 B1ABBE000003 TRANSISTOR Q7501 B1CHRE000015 TRANSISTOR Q7502 B1CHRE000015 TRANSISTOR Q7505 B...

Page 52: ...HM 1 16W R2820 D0GA470JA023 M 47 OHM J 1 16W R2821 D0GAR00J0005 M 0 OHM 1 16W R2822 D0GA512JA023 M 5 1KOHM J 1 16W R2823 D1BA1821A023 M 1 82KOHM 1 16W R2824 D1BA6800A023 M 680OHM 1 16W R3051 D0GA111JA023 M 110 OHM J 1 16W R3052 D0GA111JA023 M 110 OHM J 1 16W R3059 D1BD75R00003 M 75OHM J 1 10W R3060 D0GA101JA039 M 100OHM J 1 10W R3061 D0GA432JA023 M 4 3KOHM J 1 16W R3062 D0GA432JA023 M 4 3KOHM J 1 ...

Page 53: ... 68 OHM J 1 16W R4787 D0GA680JA023 M 68 OHM J 1 16W R4788 D0GA473JA039 M 47KOHM J 1 10W R4789 D0GA473JA039 M 47KOHM J 1 10W R4831 D0GA104JA039 M 100KOHM J 1 10W R4832 D0GA473JA039 M 47KOHM J 1 10W R4833 D0GA473JA039 M 47KOHM J 1 10W R4834 D0GA333JA023 M 33KOHM J 1 16W R4835 D0GA102JA039 M 1KOHM J 1 10W R4846 D0GA104JA039 M 100KOHM J 1 10W R4848 D0GA473JA039 M 47KOHM J 1 10W R4849 D0GA473JA039 M 47...

Page 54: ...M 560OHM J 0 063W R6761 D0GA104JA039 M 100KOHM J 1 10W R6762 D1BA2000A023 M 200 OHM F 1 16 W R6763 D1BA1200A023 M 120 OHM F 1 16 W R6764 D0GAR00J0005 M 0 OHM 1 16W R7101 D0GF105JA048 M 1M OHM 1 4W R7102 D0GF105JA048 M 1M OHM 1 4W R7103 D0GF105JA048 M 1M OHM 1 4W R7104 D0GF105JA048 M 1M OHM 1 4W R7311 D0GB183JA065 M 18KOHM J 1 10W R7313 D0GD220JA052 M 22 OHM J 1 8W R7314 D0GD681JA059 M 680OHM 1 16W...

Page 55: ...R8106 D0GA472JA023 M 4 7KOHM J 1 16W R8107 D0GA101JA039 M 100OHM J 1 10W R8108 D0GA104JA039 M 100KOHM J 1 10W R8113 D0GA330JA023 M 33 OHM J 1 16W R8116 D0GBR00J0004 M 0 OHM J 1 10W R8117 D0GA330JA023 M 33 OHM J 1 16W R8118 D0GA101JA039 M 100OHM J 1 10W R8120 D0GAR00J0005 M 0 OHM 1 16W R8127 D0GA103JA039 M 10KOHM F 1 16W R8130 D0GA472JA023 M 4 7KOHM J 1 16W R8131 D0GA680JA023 M 68 OHM J 1 16W R8132...

Page 56: ...R 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 JK3000 K1U204DA0001 TERMINAL JK3001 K1U511DA0001 TERMINAL JK3002 K1U307E00002 AV TERMINAL JK4701 K1FY119D0029 TERMINAL JK4702 K1FY119D0029 TERMINAL JK6750 K1ZZ00001551 TUNER SHIELD ...

Page 57: ...Change Safety Ref No Part No Part Name Description Q ty Remarks ZA7104 K4AD01A00004 RUG TERMINAL Model No TH 32A300M Parts List ...

Page 58: ...201 KEY BUTTON 8 TKK5ZC50311 LED PANEL 9 TKP5ZA32203 SIDE AV BRACKET 10 TPD4GA04412 TOP CUSHION 11 TPD4GA04421 BOTTOM CUSHION 12 TPE4GH065 SET COVER 13 TQZ4GB861 FAN BAG ASSY TSCFG0010001 LVDS CABLE 14 TTU4GA1355 BACK COVER ASSY 15 TTY4GA0319 CABINET ASSY 16 TXFPC01SYUM PACKING CASE ASSY XTB4 18JFJK STAND TO PEDESTAL SCREW XYN4 F25FJK STAND TO TV SCREW Electrical Replacement Part List TXN K1SYUM K...