background image

TH-50A410R

11

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:

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

TCON power down

3

3

SOUND_SOS

SOS from audio AMP

9

Summary of Contents for TH-50A410R

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

Page 2: ...ments 20 8 1 Voltage chart of A board 20 8 2 Voltage chart of P board 20 9 Block Diagram 21 9 1 Main Block Diagram 21 10 Wiring Connection Diagram 22 10 1 Wire Dressing 22 11 Schematic Diagram 23 12 Printed Circuit Board 46 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 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 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: ...tion 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 GK BOARD Power Switch Keyscan Repairable ...

Page 7: ...L AUDIO 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...

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: ...aker bracket at panel and screw 2 Stick sponge at speaker and slot at speaker bracket 3 Fix lcd mtg metal at cabinet and speaker bracket NO QTY UOM DESCRIPTION REMARK 01 2 PC SPEAKER UNIT 02 4 PC SCREW A3 P5 SP4 VESA4 METAL4 06 1 Kgf cm 03 4 PC SP BRACKET 04 4 PC SP SPONGE 05 2 PC LCD MTG BOTTOM ...

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: ...und spring into A pcb bracket and fix to pcb 2 Fix pcb to panel and screw NO QTY UOM DESCRIPTION REMARK 01 1 PC GROUND_SPRING 02 1 PC SIDE_AV_BRACKET 03 10 PC SCREW A3 P5 SP4 VESA4 METAL4 06 1 Kgf cm 04 1 PC A PCB_BRACKET 05 1 PC FELT 0 45 20 10 ...

Page 16: ... 2 Fix pcb at key button bracket and fix at panel 3 Stick barrier at panel 4 Stick felt at key button NO QTY UOM DESCRIPTION REMARK 01 1 PC CABINET ASS Y 02 1 PC LCD_PANEL 03 1 PC KEY_BUTTON_BRACKET 04 16 PC SCREW PANEL 06 1 Kgf cm 05 1 PC BARRIER 06 1 PC FELT 8 95 0 45t ...

Page 17: ...g Fix bottom metal and vesa metal to panel and screw NO QTY UOM DESCRIPTION REMARK 01 PC VESA_METAL 02 PC BOTTOM_METAL 03 8 PC SCREW A3 P5 SP4 VESA4 METAL4 06 1 Kgf cm 04 1 PC LED_PANEL_CASE 05 1 PC LED_PANEL 06 1 PC SPONGE T3 0 40 10 ...

Page 18: ... before 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 1 PC RUBBER_FOOT 06 6 PC RUBBER_FOOT 07 1 PC BAG PEDESTAL 08 4 PC M4 12_FLAT_HEAD_SCREW 08 1 Kgf cm 09 4 PC ST4 10_FLAT_HEAD_SCREW 08 2 Kgf cm ...

Page 19: ...7 Back Cover Label Screw 1 Fix back cover and screw 2 Stick side button label and serial number label NO QTY UOM DESCRIPTION REMARK 01 PC SCREW BC6 06 1 Kgf cm 02 1 PC SIDE_BUTTON_LABEL 03 16 PC SCREW BC16 06 1 Kgf cm ...

Page 20: ...ified voltage as following table Power Supply Name Measurement Point Specification V Remark TNR1 8V TP8705 1 74 1 90 VCCK1 1V TP8700 1 14 1 28 SUB3 3V TP8711 3 19 3 46 SUB5V TP8702 4 9 5 2 STB5 3V TP7507 4 9 5 5 PNL12V TP8300 11 5 12 5 DDR1 8V TP8707 1 75 1 85V STB3 3V TP8708 3 2V 3 40V TNR3 3V TP6701 3 2V 3 4V Output Test Point Specification Step 1 Step 2 24V TP7407 1V 24 1 2V 16V TP7411 1V 15 7 ...

Page 21: ...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 22: ...ll wire connector and LVDS wire to PCB 2 Dressing wire follow picture 3 Stick Pet tape at panel wire NO QTY UOM DESCRIPTION REMARK 01 1 PC LVDS CABLE 02 0 06 MT PET_TAPE 60 mm 1 pc 03 1 PC AL PET TAPE 0 085 10 80 04 0 77 MT PET TAPE 11 0 06 1 0 11 05 1 PC SPONGE 3 25 110 ...

Page 23: ...TH 50A410R 23 11 Schematic Diagram Model No TH 50A410R A Board 1 18 ...

Page 24: ...Model No TH 50A410R A Board 2 18 ...

Page 25: ...Model No TH 50A410R A Board 3 18 ...

Page 26: ...Model No TH 50A410R A Board 4 18 ...

Page 27: ...Model No TH 50A410R A Board 5 18 ...

Page 28: ...Model No TH 50A410R A Board 6 18 ...

Page 29: ...Model No TH 50A410R A Board 7 18 ...

Page 30: ...Model No TH 50A410R A Board 8 18 ...

Page 31: ...Model No TH 50A410R A Board 9 18 ...

Page 32: ...Model No TH 50A410R A Board 10 18 ...

Page 33: ...Model No TH 50A410R A Board 11 18 ...

Page 34: ...Model No TH 50A410R A Board 12 18 ...

Page 35: ...Model No TH 50A410R A Board 13 18 ...

Page 36: ...Model No TH 50A410R A Board 14 18 ...

Page 37: ...Model No TH 50A410R A Board 15 18 ...

Page 38: ...Model No TH 50A410R A Board 16 18 ...

Page 39: ...Model No TH 50A410R A Board 17 18 ...

Page 40: ...Model No TH 50A410R A Board 18 18 ...

Page 41: ...Model No TH 50A410R GK Board ...

Page 42: ...Model No TH 50A410R K Board ...

Page 43: ...Model No TH 50A410R P Board 1 3 ...

Page 44: ...Model No TH 50A410R P Board 2 3 ...

Page 45: ...Model No TH 50A410R P Board 3 3 ...

Page 46: ...TH 50A410R 46 12 Printed Circuit Board Model No TH 50A410R A Board Top Component Side ...

Page 47: ...Model No TH 50A410R A Board Bottom Component Side ...

Page 48: ...Model No TH 50A410R GK Board ...

Page 49: ...Model No TH 50A410R K Board ...

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

Page 51: ...Model No TH 50A410R P Board Bottom Component Side ...

Page 52: ...52 13 Exploded View and Replacement Parts List Model No TH 50A410R Parts Location TH 50A410R ...

Page 53: ...Model No TH 50A410R Packing Exploded View 1 ...

Page 54: ...Model No TH 50A410R 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: ... C5508 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 ...

Page 57: ...1J1H104A902 C 0 1UF 50V C7307 F1H1H101B052 M 100OHM J 1 16W C7309 F1AAF101A019 C 100PF 50V C7310 F2A1E4710124 C 470UF 25V C7311 F1J1E105A287 C 1UF 25V C7312 F1H1C474A178 C 0 47UF 16V C7313 F1J1H102A909 C 1000pF 50V C7315 F1A3A101A060 C 100PF 1KV C7316 F1A3A101A060 C 100PF 1KV C7317 ECWH8223HAC C 0 022UF Z 800V C7318 F1AAF471A019 C 470PF 240V C7319 F1A3A102A060 C 1000PF 1KV C7416 F1J1C475A225 C 4 7...

Page 58: ...2 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 F1G1C104A146 C 0 1UF 16V C8072 F1G1C104A146 C 0 1UF 16V C8073 F1G1A105A047 C 1UF 10V C8074 F1G1A105A047 C 1UF 10V C8076 F1H1A105A136 C 1UF 10V C8100 F1G1E472A172 C 4700PF 25V C8101 F1H1E105A153 C 1UF 16V C8102 F1G1...

Page 59: ...03 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 DIODE D2800 DZ2J056M0L DIODE D2802 B3AGB0000060 LED D2851 DZ2J068M0L DIODE D2852 DZ2J068M0L DIODE D3006 K7AAAY000016 DIODE D3101 DZ2J140M0L DIODE D3102 DZ2J140M0L DIODE D3103 DZ2J140M0L DIODE D3104 DZ2J14...

Page 60: ... INTEGRATED CIRCUITS IC3052 C0ABBB000179 IC IC4900 C1AB00003984 IC IC5000 AN34043AAVF IC IC5400 C0DBAYY01299 IC IC5420 C0DBAYY01299 IC IC5500 C0DBAYY01644 IC IC5704 C0DBEYY00102 IC IC6750 C1AB00004172 IC IC6751 C1AB00004174 IC IC7201 C0DBBYY00058 IC IC7301 C0DBAYY01329 IC IC7401 C0DBZYY00531 IC IC7503 C0DBAYY01915 IC IC7800 C0ZBZ0002164 IC IC7801 C0ZBZ0001936 IC IC8000 MN2WS0275PBS IC IC8001 C0DBG...

Page 61: ...YC0000464 BEAD CORE TRANSISTOR Q2012 B1ABCE000015 TRANSISTOR Q2013 B1ABCE000015 TRANSISTOR Q3102 B1ABCE000015 TRANSISTOR Q3103 B1ABCE000015 TRANSISTOR Q4702 B1ABCF000231 TRANSISTOR Q4709 B1ABCF000231 TRANSISTOR Q4981 B1ABCE000015 TRANSISTOR Q7201 B1CERR000096 TRANSISTOR Q7202 B1ADGE000012 TRANSISTOR Q7301 B1CBRR000002 TRANSISTOR Q7302 B1CBRR000002 TRANSISTOR Q7303 B1ADCE000022 TRANSISTOR Q7401 B1C...

Page 62: ...82KOHM J 1 16W R2003 D0GAR00J0005 M 0 OHM 1 16W R2008 D0GA473JA039 M 47KOHM J 1 16W R2013 D0GA101JA039 M 100OHM J 1 16W R2014 D0GA101JA039 M 100OHM J 1 16W R2016 D0GA122JA023 M 1 2KOHM J 1 16W R2017 D0GAR00J0005 M 0 OHM 1 16W R2018 D0GAR00J0005 M 0 OHM 1 16W R2051 D0GA101JA039 M 100OHM J 1 16W R2056 D0GAR00J0005 M 0 OHM 1 16W R2058 D0GA473JA039 M 47KOHM J 1 16W R2059 D0GA103JA039 M 10KOHM F 1 16W ...

Page 63: ... 68 OHM J 1 16W R4750 D0GA680JA023 M 68 OHM J 1 16W R4751 D0GA680JA023 M 68 OHM J 1 16W R4752 D1BA1600A023 M 160 OHM F 1 16 W R4753 D1BA82R0A023 M 82OHM J 1 16W R4764 D0GA473JA039 M 47KOHM J 1 16W R4766 D0GA473JA039 M 47KOHM J 1 16W 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 16W R4797 D0GA102JA039 M 1K...

Page 64: ...23 M 56 OHM F 1 16 W R6728 D0GAR00J0005 M 0 OHM 1 16W R6729 D0GAR00J0005 M 0 OHM 1 16W R6734 D1BA1002A023 M 10KOHM F 1 16W R6750 D0GA101JA039 M 100OHM J 1 16W R6751 D0GA103JA039 M 10KOHM F 1 16W R6753 D0GA101JA039 M 100OHM J 1 16W R6757 D0GA101JA039 M 100OHM J 1 16W R6758 D0GA101JA039 M 100OHM J 1 16W R6759 D0GA102JA039 M 1KOHM J 1 16W R6760 D0GA332JA023 M 3 3KOHM J 1 16W R6762 D0GA331JA023 M 330 ...

Page 65: ...W R7402 D0GB103JA065 M 10K OHM J 1 10W R7403 D0GB102JA065 M 1KOHM J 1 10W R7404 D0GB224JA065 M 220KOHM J 1 10W R7405 D0GD222JA052 M 2 2KOHM J 1 8W R7406 D0GB332ZA038 M 3 3KOHM J 1 16W R7407 D0GB223JA065 M 22KOHM J 1 10W R7408 D1BB1802A143 M 18K OHM J 1 16W R7409 D0GB104JA065 M 100KOHM J 1 10W R7410 D0GB153JA065 M 15K OHM J 1 10W R7411 D0GB224JA065 M 220KOHM J 1 10W R7412 D0GB153JA065 M 15K OHM J 1...

Page 66: ...0W R7848 D0GB101JA065 M 100 OHM J 1 10W R7849 D0GB101JA065 M 100 OHM J 1 10W R7850 D0GB101JA065 M 100 OHM J 1 10W R7851 D0GB101JA065 M 100 OHM J 1 10W R7854 D0GD470JA059 M 47 OHM J 1 4W R7855 D0GD100JA059 M 10 OHM J 1 4W R7856 D0GB473JA065 M 47KOHM J 1 10W R7857 D1BB1403A143 M 140KOHM F 1 16W R7858 D0GB473JA065 M 47KOHM J 1 10W R7864 D1BD3R30A179 M 3 3OHM J 1 10W R7865 D1BD3R30A179 M 3 3OHM J 1 10...

Page 67: ...M 36 OHM J 1 16W R8303 D1BA6201A023 M 6 2 KOHM F 1 16 W R8305 D1BA2491A023 M 2 49KOHM F 1 16W R8306 D0GA360JA023 M 36 OHM J 1 16W R8307 D0GA360JA023 M 36 OHM J 1 16W R8450 D0GA103JA039 M 10KOHM F 1 16W R8451 D0GA103JA039 M 10KOHM F 1 16W R8454 D0GA103JA039 M 10KOHM F 1 16W R8455 D0GA103JA039 M 10KOHM F 1 16W R8458 D1BA1822A023 M 18 2KOHM F 1 16 W R8469 D0GA103JA039 M 10KOHM F 1 16W R8666 D1HY1038A...

Page 68: ... D0GDR00J0004 CHIP RESISTOR JA8 D0GDR00J0004 CHIP RESISTOR JK3101 K1U511D00002 AV TERMINAL JK3103 K1U204DA0001 TERMINAL JK4700 K1FY119D0029 TERMINAL JK4701 K1FY119D0029 TERMINAL JK6753 K1ZZ00001557 AV TERMINAL JK7101 K2AAYB000010 AC INLET JK8451 K1FY104B0092 TERMINAL JS0053 D0GAR00J0005 CHIP RESISTOR JS0063 D0GAR00J0005 CHIP RESISTOR JS7406 D0GDR00J0004 CHIP RESISTOR K10 K1KY07BA0483 CONNECTOR LF7...

Page 69: ...y Ref No Part No Part Name Description Q ty Remarks ZA7102 K4AD01A00004 RUG TERMINAL ZA7103 K4AD01A00004 RUG TERMINAL ZA7104 K4AD01A00004 RUG TERMINAL ZA7106 K4AD01A00004 RUG TERMINAL Model No TH 50A410R Parts List ...

Page 70: ...TKK5ZC50501A LED PANEL 7 TKP5ZA32202 SIDE AV BRACKET 8 TPD4GA05131 FRONT CUSHION 9 TPD4GA05141 TOP CUSHION 10 TPD4GA05151 BOTTOM CUSHION 11 TPE4GH064 SET COVER 12 TQZ4GB791 FAN BAG ASSY TSCKF0720001 LVDS CABLE 13 TTU4GA1236 BACK COVER ASSY 14 TTY4GA0338 CABINET ASSY 15 TXFPC01ZLUR PACKING CASE ASSY XSS4 12FJK SCREW XTS4 10GFN SCREW PEDE Electrical Replacement Part List RTL TXN K1TQUK K PRINT RTL T...

Reviews: