Panasonic TH-42A410R, Service Manual

Page 1: ... 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 6 2 Power LED Blin...

Page 2: ...ltage chart of A board 19 8 2 Voltage chart of P board 19 9 Block Diagram 20 9 1 Main Block Diagram 20 10 Wiring Connection Diagram 21 10 1 Wire Dressing 21 11 Schematic Diagram 22 12 Printed Circuit Board 45 13 Exploded View and Replacement Parts List 52 ...

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: ...t Board Name Main Device Remarks A BOARD TUN EEP SPI Flash Realteck Soc Repairable P BOARD Power Supply LED Driver IC Repairable K BOARD Remote LED Luminence Sensor Repairable GK BOARD Power Switch Keyscan Repairable LD BOARD LED driver IC Repairable ...

Page 7: ...UDIO OUT PCM Dolby Digital DTS Fibre optic AUDIO OUT AUDIO L R RCA PIN Type 2 0 5 V rms 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...

Page 8: ...alue 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 adjustment M...

Page 9: ... 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 invalid...

Page 10: ...ly 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 outl...

Page 11: ... 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_SOS T...

Page 12: ... 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 displayed LC...

Page 13: ...eaker Fixing and Assembly 1 Fix speaker bracket at panel and screw 2 Stick sponge at speaker and slot at speaker bracket NO QTY UOM DESCRIPTION REMARK 01 2 PC SPEAKER UNIT 02 4 PC SCREW A3 P5 VESA4 MTL4 LBRD4 SP4 06 1 Kgf cm 03 4 PC SP BRACKET 04 4 PC SP SPONGE ...

Page 14: ...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 15: ...TH 42A410R 15 7 3 Metal MTG Fixing Fix vesa metal and bottom panel into panel and screw NO QTY UOM DESCRIPTION REMARK 01 4 PC VESA METAL 02 2 PC BOTTOM METAL 03 7 PC SCREW BC3 VESA4 06 1 Kgf cm ...

Page 16: ...TH 42A410R 16 7 4 Key Button Assembly NO PART NO QTY UOM DESCRIPTION 01 TBX5ZA03301 1 PC KEY BUTTON BRACKET 02 TZLP42410KA 1 PC LCM ASSY ...

Page 17: ...efore stick rubber foot NO QTY UOM DESCRIPTION REMARK 01 1 PC NECK BASE L 02 1 PC NECK BASE R 03 1 PC METAL FRAME 04 1 PC BASE COVER 05 6 PC RUBBER FOOT 06 1 PC RUBBER FOOT 07 1 PC BAG PEDESTAL 08 4 PC M4 12 FLAT HEADSCREW 18 2 Kgf cm 09 4 PC M4 10_FLAT_HEAD_SCREW BLACK 08 2 Kgf cm ...

Page 18: ...x back cover and screw 2 Stick side button label and serial number label NO PART NO QTY UOM DESCRIPTION REMARK 01 TBM4GU3151 1 PC SIDE_BUTTON_LABEL 02 THEC1509 7 PC SCREW BC3 VESA4 06 1 Kgf cm 03 THTD037J 17 PC SCREW BC9 AV3 CRTL1 SP4 06 1 Kgf cm ...

Page 19: ...3 48V SUB5V TP5420 4 98V 5 25V SUB1 5V TP8101 1 45V 1 57V SUB1 1V TP8100 1 14V 1 26V STB5V TP5200 4 9V 5 4V STB3 3V TP5002 3 14V 3 46V HDMI3 3V TP8000 3 14V 3 46V Output Test Point Specification Step 1 Step 2 24V TP7407 1V 32 1 6V 16V TP7410 1V 15 7 0 8V 5VS TP7501 5 2 0 2V 5 2 0 2V PFC TP7201 or TP7202 340V 390V 15V Step 1 Supply AC 100V 230 to JK7101 connector in the P Board Main power button is...

Page 20: ...SOS Safety Circuit MON_MUTE SP_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 KEY3 LVDS HD DATA 4pairs CLK 1pair single8bit FHD DATA 4pairs CLK 1pair dual8bit DDR3 AIO VIO V SW A SW LAN ETHER ...

Page 21: ...10R 21 10 Wiring Connection Diagram 10 1 Wire Dressing NO QTY UOM DESCRIPTION REMARK 01 0 81 MT PET_TAPE 60 mm 8 pcs 02 0 81 MT PET_TAPE 110 mm 3 pcs 03 1 PC SPONGE T 6 W 20 L 120 04 1 PC SPONGE T 6 W 20 L 180 ...

Page 22: ...TH 42A410R 22 11 Schematic Diagram Model No TH 42A410R A Board 1 18 ...

Page 23: ...Model No TH 42A410R A Board 2 18 ...

Page 24: ...Model No TH 42A410R A Board 3 18 ...

Page 25: ...Model No TH 42A410R A Board 4 18 ...

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Page 36: ...Model No TH 42A410R A Board 15 18 ...

Page 37: ...Model No TH 42A410R A Board 16 18 ...

Page 38: ...Model No TH 42A410R A Board 17 18 ...

Page 39: ...Model No TH 42A410R A Board 18 18 ...

Page 40: ...Model No TH 42A410R GK Board ...

Page 41: ...Model No TH 42A410R K Board ...

Page 42: ...Model No TH 42A410R LD Board ...

Page 43: ...Model No TH 42A410R P Board 1 2 ...

Page 44: ...Model No TH 42A410R P Board 2 2 ...

Page 45: ...TH 42A410R 45 12 Printed Circuit Board Model No TH 42A410R A Board Top Component Side ...

Page 46: ...Model No TH 42A410R A Board Bottom Component Side ...

Page 47: ...Model No TH 42A410R GK Board ...

Page 48: ...Model No TH 42A410R K Board ...

Page 49: ...Model No TH 42A410R LD Board ...

Page 50: ...Model No TH 42A410R P Board Top Component Side ...

Page 51: ...Model No TH 42A410R P Board Bottom Component Side ...

Page 52: ...TH 42A410R 52 13 Exploded View and Replacement Parts List Model No TH 42A410R Parts Location ...

Page 53: ...Model No TH 42A410R Packing Exploded View 1 ...

Page 54: ...Model No TH 42A410R Packing Exploded View 2 ...

Page 55: ...V C3140 F1G1H471A830 C 470PF 50V C3145 F1J1A106A043 C 10UF 10V C3147 F1J1A106A043 C 10UF 10V C3151 F1H1A105A136 C 1UF 10V C3152 F1H1A105A136 C 1UF 10V C3153 F1G1H471A830 C 470PF 50V C3154 F1G1H471A830 C 470PF 50V C3171 F1J1A106A043 C 10UF 10V C3172 F1J1A106A043 C 10UF 10V C3175 F1J1E105A287 C 1UF 25V C3176 F1J1A106A043 C 10UF 10V C3177 F1J1E105A287 C 1UF 25V C4000 F1H1H103B047 C 0 01UF 50V C4001 F...

Page 56: ...508 F1K1V106A010 C 10UF 25V C5509 F1K1V106A010 C 10UF 25V C5717 F1J1A106A043 C 10UF 10V C5718 F1J1A106A043 C 10UF 10V C6704 F1J1A106A043 C 10UF 10V C6707 F1G1C104A146 C 0 1UF 16V C6708 F1J1A106A043 C 10UF 10V C6710 F1G1C104A146 C 0 1UF 16V C6720 F1G1H220A948 C 22PF 50V C6721 F1G1H220A948 C 22PF 50V C6722 F1G1C104A146 C 0 1UF 16V C6723 F1G1H220A948 C 22PF 50V C6724 F1G1H220A948 C 22PF 50V C6736 F1G...

Page 57: ...F1J1H104A902 C 0 1UF 50V C7307 F1J1H101A906 C 100PF 50V C7310 F2A1E4710124 C 470UF 25V C7311 F1J1H105A919 C 470PF 240V C7312 F1H1C474A178 C 0 47UF 16V C7313 F1J1H102A909 C 1000pF 50V C7316 F1A3A471A060 C 470PF 1KV C7317 ECWH8223HAC C 0 022UF Z 800V C7318 F1AAF471A019 C 470PF 240V C7320 F1A3A102A060 C 1000PF 1KV C7417 F1J1C474A238 C 0 47UF 16V C7418 F1H1H104B047 C 0 1UF 50V C7421 F1H1H104B047 C 0 1...

Page 58: ...032 F1G1C104A146 C 0 1UF 16V C8034 F1J1A106A043 C 10UF 10V C8037 F1J1A106A043 C 10UF 10V C8039 F1G1C104A146 C 0 1UF 16V C8042 F1G1C104A146 C 0 1UF 16V C8044 F1G1C104A146 C 0 1UF 16V C8045 F1G1A105A047 C 1UF 10V C8052 F1J0G2260001 C 22 UF 4 V C8054 F1G1C104A146 C 0 1UF 16V C8055 F1G1A105A047 C 1UF 10V C8057 F1G1C104A146 C 0 1UF 16V C8059 F1G1C104A146 C 0 1UF 16V C8068 F1G1C104A146 C 0 1UF 16V C8071...

Page 59: ...43 C 10UF 10V C8468 F1H1C105A167 C 1UF 10V C8470 F1G1C104A146 C 0 1UF 16V C8700 F1H1A105A136 C 1UF 10V C8850 F1G1E103A172 C 0 01UF 25V C8900 F1G1C104A146 C 0 1UF 16V C8901 F1G1C104A146 C 0 1UF 16V C8903 F1G1A105A080 C 1UF 10V C8905 F1G1C104A146 C 0 1UF 16V DIODES D2001 DZ2J047M0L DIODE D2004 DZ2J047M0L DIODE D2006 DZ2J047M0L DIODE D2007 DZ2J047M0L DIODE D2008 DZ2J056M0L DIODE D2009 DZ2J047M0L DIOD...

Page 60: ...3 B0JCPE000051 DIODE D7800 B0FCAM000004 DIODE D7801 B0ECKM000053 DIODE D7802 B0BC015A0336 DIODE D7803 B0ECKM000053 DIODE D7804 DZ2J360M0L DIODE D7805 B0ACCD000008 DIODE D7806 B0BC015A0336 DIODE D7807 B0FCAM000004 DIODE D7808 DA2J10100L DIODE D7809 DA2J10100L DIODE D7810 B0ACCD000008 DIODE D7811 DZ2J360M0L DIODE D7812 DA2J10100L DIODE D8000 DA2J10100L DIODE D8850 B0JCED000012 DIODE INTEGRATED CIRCU...

Page 61: ...097 COIL L6781 J0JYC0000464 BEAD CORE L7201 EXCELDR35V CORE L7207 J0JYC0000344 COIL L7303 EXCELDR35V CORE L7502 G0C270MA0049 INDUCTOR L7801 J0JHC0000075 BEAD COIL L7805 EXCELSA35T BEAD CORE L7808 J0JHC0000075 BEAD COIL L7812 EXCELSA35T BEAD CORE L7813 G0C660Z00001 COIL L7814 G0C660Z00001 COIL L8001 J0JCC0000287 COIL L8009 J0JYC0000464 BEAD CORE L8013 J0JYC0000464 BEAD CORE L8014 J0JCC0000287 COIL ...

Page 62: ...HM J 1 16W R0947 D0GA101JA039 M 100OHM J 1 16W R0948 D0GA101JA039 M 100OHM J 1 16W R0950 D0GA101JA039 M 100OHM J 1 16W R0951 D0GA101JA039 M 100OHM J 1 16W R0954 D0GA272JA023 M 2 7KOHM J 1 16W R0955 D0GA272JA023 M 2 7KOHM J 1 16W R0956 D0GA332JA023 M 3 3KOHM J 1 16W R0957 D0GA332JA023 M 3 3KOHM J 1 16W R0961 D0GA220JA023 M22 OHM J 1 16 W R0962 D0GA220JA023 M22 OHM J 1 16 W R1951 D0GA680JA023 M 68 O...

Page 63: ...02A143 M 20KOHM F 1 16W R3237 D0GB473JA065 M 47KOHM J 1 10W R3238 D0GB473JA065 M 47KOHM J 1 10W R4091 D0GA101JA039 M 100OHM J 1 16W R4133 D0GAR00J0005 M 0 OHM 1 16W R4138 D0GAR00J0005 M 0 OHM 1 16W R4139 D0GAR00J0005 M 0 OHM 1 16W R4159 D0GAR00J0005 M 0 OHM 1 16W R4715 D0GA103JA039 M 10KOHM F 1 16W R4721 D0GA103JA039 M 10KOHM F 1 16W R4722 D0GA103JA039 M 10KOHM F 1 16W R4723 D0GA473JA039 M 47KOHM ...

Page 64: ...W R5104 D0GA103JA039 M 10KOHM F 1 16W R5152 D0GA222JA023 M 2 2KOHM J 1 16W R5175 D0GA680JA023 M 68 OHM J 1 16W R5181 D0GA103JA039 M 10KOHM F 1 16W R5200 D0GBR00J0004 M 0 OHM J 1 10W R5401 D1BA2202A023 M 22KOHM F 1 16 W R5402 D1BB9100A143 M 910OHM F 1 16W R5403 D1BB2871A143 M 2 87KOHM F 1 16W R5421 D1BA3302A023 M 33KOHM F 1 16 W R5422 D1BB9100A143 M 910OHM F 1 16W R5423 D1BB4871A143 M 4 87KOHM F 1 ...

Page 65: ...8 M 2 2MOHM J 1 16W R7243 D0GF225JA048 M 2 2MOHM J 1 16W R7244 D0GD124JA052 M 120KOHM J 1 8W R7302 D0GD101JA059 M 100 OHM J 1 4W R7303 D0GD101JA059 M 100 OHM J 1 4W R7304 D0AF2R2JA112 C 2 2 OHM J 1 2W R7305 D0AF121JA112 M 120OHM J 2W R7306 D0GD222JA052 M 2 2KOHM J 1 8W R7307 D0GD562JA052 M 5 6 KOHM J 1 8W R7308 D0GD222JA052 M 2 2KOHM J 1 8W R7311 D0B1106JA033 M 10MOHM J 1W R7312 D0AF153JA112 M 15K...

Page 66: ...0KOHM F 1 8W R7817 D0GD104JA052 M 100KOHM J 1 8W R7818 D0GD152ZA034 M 1 5KOHM J 1 8W R7820 D0GD470JA059 M 47 OHM J 1 4W R7821 D0GD101JA052 M 100 OHM J 1 8W R7823 D0GD152JA052 M 1 5KOHM J 1 8W R7824 D1BD12R0A204 M 12OHM J 1 16W R7825 D1BD12R0A204 M 12OHM J 1 16W R7826 D1BD12R0A204 M 12OHM J 1 16W R7827 D0GD104JA052 M 100KOHM J 1 8W R7828 D0GD104JA052 M 100KOHM J 1 8W R7829 D1BD12R0A204 M 12OHM J 1 ...

Page 67: ...05 D0GA1R1JA023 M 1 1OHM J 1 16W R8010 D0GA511JA023 M510 OHM J 1 16W R8011 D0GA104JA039 M 100OHM J 1 16W R8102 D1BA4701A023 M 4 7KOHM F 1 16 W R8103 D1BA2002A023 M 20KOHM F 1 16W R8104 D1BA1802A014 M 18KOHM F 1 16 W R8200 D1BA2400A023 M 240 OHM F 1 16 W R8203 D1BA2700A023 M 270 OHM F 1 16 W R8204 D1BA2700A023 M 270 OHM F 1 16 W R8205 D1BA2700A023 M 270 OHM F 1 16 W R8206 D1BA2700A023 M 270 OHM F 1...

Page 68: ... 10KOHM F 1 16W R8885 D0GA103JA039 M 10KOHM F 1 16W R8886 D0GA102JA039 M 1KOHM J 1 16W R8903 D0GA472JA023 M 4 7KOHM J 1 16W R8906 D0GA680JA023 M 68 OHM J 1 16W R8909 D0GA222JA023 M 2 2KOHM J 1 16W R8910 D0GA103JA039 M10KOHM J 1 16 W R8911 D1HY1218A012 M 120 OHM F 1 16 W R8914 D0GA680JA023 M 68 OHM J 1 16W R8915 D0GA680JA023 M 68 OHM J 1 16W R8916 D0GA680JA023 M 68 OHM J 1 16W R8917 D0GA680JA023 M ...

Page 69: ...BA0402 CONNECTOR LD2 K1KY07BA0385 CONNECTOR LF7103 G0B183GA0082 LINE FILTER LF7104 G0B183GA0082 LINE FILTER LF7105 G0B350GA0083 LINE FILTER P2 K1KY14BA0491 CONNECTOR P4 K1KY09BA0402 CONNECTOR P5 K1KY03BA0402 CONNECTOR PC7301 B3PAA0000674 PHOTO COUPLER PC7302 B3PAA0000674 PHOTO COUPLER PC7303 B3PAA0000674 PHOTO COUPLER RM2800 B3RBB0000018 PHOTO DETECTOR SN2800 B3JB00000219 PHOTO DETECTOR SW2851 EVQ...

Page 70: ...T 6 TKK5ZC50501A LED PANEL 7 TKP5ZA32202 SIDE AV BRACKET 8 TPD4GA05051 TOP CUSHION 9 TPD4GA05061 BOTTOM CUSHION 10 TPD4GA05131 FRONT CUSHION 11 TPE4GH073 SET COVER 12 TQZ4GB791 FAN BAG ASSY TSCKF0690001 LVDS CABLE 13 TTU4GA1227 BACK COVER ASSY 14 TXFPC01ZMUR PACKING CASE ASSY XSS4 12FJK SCREW XTS4 10GFN SCREW PEDE Electrical Replacement Part List RTL TXN K1TQUK K PRINT RTL TXN P1TEUK P PRINT RTL T...