Panasonic TX-23LX50A Скачать руководство пользователя страница 19

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10 Conductor Views

10.1. A-Board

C1119

C1502

C1503

C1504

C1509

C1704

R3041

C1706

R1107

C1519

IC1103

L851

C1711

C1713

C1520

C1521

R1112

C1522

C1524

C1525

C1526

TU100

R1505

R1120

C1726

C1534

R1126

R1704

R1510

R1511

R1705

R1706

R1513

R1708

R1515

R1710

R1135

R1714

R1715

D1525

C1549

D1526

R1717

R1523

D1527

R1525

C1742

R1526

R1140

R1144

D1530

R1721

D1531

D1532

D1533

D1534

R1725

D1539

D1540

Q2501

R1732

C2506

Q2502

C2507

R1734

R851

R856

C1762

R1547

R857

R1548

C2510

R858

C1764

R1161

R859

C2512

C2514

R1165

R1742

C2516

R860

R1169

R1551

R1745

C2519

R861

R1552

R862

C1194

R1748

R1170

C2520

R1171

C2521

C2522

C2523

R1175

C1779

Q101

R1179

C2529

C1781

R2505

C1782

R2506

C2530

R1182

C1787

R1188

R1764

L2201

R2513

R1767

L100

R2514

C1791

L103

L104

R1194

R1195

C851

R1196

C852

R1197

C853

C854

C855

R1776

C856

C3107

C3108

R2529

R1784

R2530

R1785

R1786

C866

C867

C868

C869

C870

C872

C873

C877

C878

JS1508

JS1509

JS1700

JS1701

JS1510

C892

C893

X1100

C894

R103

R104

R105

R106

R107

R108

C1213

C1214

C1215

C1216

C1217

C1218

C1219

C1221

C1222

C1224

C1225

C1226

C1227

R1208

R1209

C1234

C100

C101

C102

C103

C104

C105

C1241

C1242

C1243

C108

C109

D1221

D1222

D1223

D1224

R1221

R1224

R1225

R1226

R1227

R1228

R1229

R1235

R1236

C2202

R1817

C2203

R1818

C2204

Q2201

Q2202

R1240

R1241

R1243

X2501

C2034

R2200

C2036

R2202

R2203

C2037

R2204

R2206

R2207
R2208

C2254

L2503

L1759

L2505

L2508

L2509

C2278

IC2251

C2286

C2287

C2289

JK001

C2290

R3209

C1102

C1106

C1107

C1108

L3104

TNPH0629

PB PR

PbF

SIFOUT

SCL

BTL

VIDEOOUT

IFOUT

RFAGC

AFT

AUDIOOUT

SDA

SW1

SW2

SEE

REVERSE

FOR

ORDER

NO.

TX-23LX50A/M/X
A-BOARD TXN/A10LEP

A-BOARD (FOIL SIDE)
TXN/A10LEP

Parts Location

A-BOARD (FOIL SIDE)

IC1103 B-3
IC2251 F-2

Q101 D-3
Q2201 E-3
Q2202 E-3
Q2501 E-4
Q2502 E-4

TRANSISTOR

TX-23LX50M / TX-23LX50A / TX-23LX50X

Содержание TX-23LX50A

Страница 1: ...urce AC 110 240 V 50 60 Hz Power Consumption Average use 87 W Standby condition 0 5 W LCD 22 9 inch 58 3 cm Wide XGA 1366 768 pixels 16 9 aspect ratio LCD panel Screen Size 508 mm W 286 mm H 20 0 11 3 Sound Speaker Ø6 cm 2 pcs 8 W Audio Output 6 W 3 W 3 W 10 THD Headphones M3 3 5 mm Jack 1 Receiving Systems Band name Receiving Channels Regular TV ORDER NO ITD0505026CE ...

Страница 2: ...R Z1 Z37 CHINA 5A 9A AUST Aerial Rear UHF VHF Operating Conditions Temperature 5 C 40 C Humidity 5 90 RH non condensing Connection Terminals AV1 VIDEO RCA Pin Type 1 0 Vp p 75 W S VIDEO MINI DIN 4 pin Y 1 0 Vp p 75 W C 0 286 Vp p 75 W AUDIO L R RCA Pin Type 2 0 5 Vrms AV2 VIDEO RCA Pin Type 1 0 Vp p 75 W AUDIO L R RCA Pin Type 2 0 5 Vrms Y 1 0 Vp p including synchronization PB PR 0 35 Vp p Applica...

Страница 3: ...hematic Diagram 23 11 1 Schematic Diagram Notes 23 11 2 Main Block Diagram 24 11 3 Power Block Diagram 25 11 4 Signal Block Diagram 26 11 5 A Board 1 of 3 Schematic Diagram 27 11 6 A Board 2 of 3 Schematic Diagram 28 11 7 A Board 3 of 3 Schematic Diagram 29 11 8 AP K and V Board Schematic Diagram 30 12 Parts Location Mechanical Replacement Parts List 31 12 1 Parts Location 31 12 2 Packing Exploded...

Страница 4: ...servicing make the following leakage current checks to prevent the customer from being exposed to shock hazards 2 Prevention of Electro Static Discharge ESD to Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrat...

Страница 5: ...solder as well although Pb solder may be used PCBs manufactured using lead free solder will have the PbF within a leaf Symbol 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 heate...

Страница 6: ...annels channels caption data and some other user defined settings will be erased and return to factory setting 4 1 How to access 4 1 1 Access Produce TV reception screen and while pressing VOLUME button on the main unit press OFF TIMER button on the remote controller unit simultaneously 4 1 2 Exit When one of the buttons for channel selection etc is pressed the display returns to the normal screen...

Страница 7: ...tch Tuner Audio Video Processor MCU LCD Driver LVDS V Board Remote Receiver LED Speaker Out K Board Power Switch Key Scan AP Board Power Supply Power Regulator Power Unit Power AC DC None serviceable Power Unit should be exchanged for service 7 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 8: ...g screws 4pcs 5 Remove the pedestal ass y 6 2 Rear cover 1 Remove the fixing screws 15pcs and 2pcs 2 Remove the rear cover 6 3 Tuner cover and the Shield cover 1 Remove the AC cord 2 Remove the fixing screws 2pcs 3 Remove the tuner cover 4 Remove the fixing screws 5pcs 5 Remove the Shield cover 6 Disassembly for Service 8 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 9: ... Disconnect the bridge connector A3 and A4 4 Remove the A Board and the shield case 6 6 AP Board 1 Disconnect the couplers AP1 AP2 and AP5 2 Disconnect the bridge connector A3 and A4 on A Board 3 Remove the AP Board 6 7 K Board 1 Remove the fixing screws 2pcs and 2pcs 2 Remove the K Board unit 3 Disconnect the couplers K1 K2 and K3 4 Remove the K Board 9 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 10: ...n chassis 1 Remove the fixing screw 1pcs 2 Disconnect the earth cable 3 Remove the fixing screws 6pcs 4 Disconnect the couplers A2 A5 AP2 AP5 CN101 and K1 5 Remove the main chassis 6 11 LCD Panel 1 Remove the main chassis 2 Remove the K Board 3 Remove the fixing screws 2pcs 5pcs and 1pcs 4 Remove two LCD mount metal 5 Remove the LCD Panel 10 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 11: ...7 Lead of Wiring 11 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 12: ...ow to enter SERVICE 1 1 In sound menu set BASS to MAXIMUM and set TREBLE to MINIMUM 2 Simultaneously press INDEX button on remote control and DOWN button on the TV set 8 2 How to enter SERVICE 2 1 Set the channel to CH99 2 Select the Sub Brightness under Service 1 3 Press HOLD button on remote control Note To exit to Service mode press N button on remote control 12 TX 23LX50M TX 23LX50A TX 23LX50X...

Страница 13: ...13 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 14: ...8 3 Option Description 14 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 15: ...15 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 16: ... A Board is replaced option code should be re memorized Spare part of IC1103 is already memorized all Data for TX 23LX50M If you use for other model you should re memorized the different option code in SERVICE 2 mode 16 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 17: ...9 Adjustment 9 1 DVCO adjustment 17 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 18: ...18 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 19: ... C867 C868 C869 C870 C872 C873 C877 C878 JS1508 JS1509 JS1700 JS1701 JS1510 C892 C893 X1100 C894 R103 R104 R105 R106 R107 R108 C1213 C1214 C1215 C1216 C1217 C1218 C1219 C1221 C1222 C1224 C1225 C1226 C1227 R1208 R1209 C1234 C100 C101 C102 C103 C104 C105 C1241 C1242 C1243 C108 C109 D1221 D1222 D1223 D1224 R1221 R1224 R1225 R1226 R1227 R1228 R1229 R1235 R1236 C2202 R1817 C2203 R1818 C2204 Q2201 Q2202...

Страница 20: ...77 R1778 R1779 C3107 R1781 R1782 R1783 R2531 R2532 C866 R1787 C871 C874 C875 R1795 C876 R1796 R1797 C877 C878 R1798 C879 R1799 C880 C881 JS1702 C882 JS1703 C883 JS1704 C884 JS1705 C885 C886 C887 C888 C889 C890 C891 X1100 D836 D837 D838 Q1012 X1500 D851 D852 D853 D854 C1220 D855 D856 D857 C1223 D858 D859 Q1223 C1228 C1229 C1230 C1231 C1232 C1233 C1235 C1236 C1237 R1210 C1238 C1239 C100 IC851 R1215 ...

Страница 21: ...5 2 1 3 4 5 2 1 2 22 23 1 2 22 23 1 2 13 14 1 2 19 20 1 3 R801 R802 R803 R804 R805 R806 R807 R808 R809 R810 R811 R812 C801 C802 C803 C804 C805 C806 C807 C808 C809 C810 C811 C812 C813 C814 C815 C816 C817 C818 ZA801 D801 D802 D803 D804 D805 D806 D807 IC801 IC802 IC803 L801 L802 L803 L805 L806 L807 L808 AP3 AP4 AP5 TNPA3627 2 AP L804 AP1 AP2 PbF SEE REVERSE FOR ORDER NO 1 5 2 4 3 1 5 2 4 3 1 5 2 4 3 ...

Страница 22: ...PA3609 K 2 COLD HOT LIVE CIRCUIT T4AE250V K3 PbF SEE REVERSE FOR ORDER NO 1 4 1 3 1 3 F890 SW890 R890 SW301 SW302 SW303 SW304 SW305 K1 K2 ZA890 STR TNPA3609 HOT COLD TV AV FUNCTION 2 K LIVE CIRCUIT T4AE250V K3 ORDER NO 1 4 1 3 1 3 C203 C216 SN201 D201 V1 V2 RM201 JK201 TNPA3610 2 V ORDER NO 1 2 15 16 1 4 R210 R211 C202 C203 C204 C205 C206 C207 C208 C209 C211 C212 C213 C214 C215 C216 SN201 D201 D20...

Страница 23: ...11 Block and Schematic Diagram 11 1 Schematic Diagram Notes TX 23LX50M TX 23LX50A TX 23LX50X 23 ...

Страница 24: ...AIN 1 8V STB 5V HEADPHONES AMP AUDIO IC2501 IC2251 A Tuner TU100 P LCD Panel IC1700 LCD DRIVER EEPROM IC1101 IC1100 MCU SDRAM IC1102 PROM IC1103 V AV1 AV2 MONITOR MULTI PROCESSOR SOUND S VIDEO L R V L R V Y PB PR JK001 IC1500 SIGNAL PROCESSOR VIDEO IC1106 LEVEL CHANGE 5 0V IIC BUS IC1701 TRANS LVDS MITTER P S AP SP LEFT SP RIGHT BATS LED REMOTE CONTROL AC IN K KEY CONTROL 3 3V TX 23LX50A M X Main ...

Страница 25: ... 0V RM201 TX 23LX50A M X Power Block Diagram TX 23LX50A M X Power Block Diagram 5 AVSUP VDDDI 96 LCD DRIVER VDDPAD1 IC1700 3 VDDDACU 12 RC_IN A BOARD 32 13 STB2 5V_A 20 57 V1 VCC KEY SCAN 56 13 VDDA2 5 22 STB3 3V_D VDDPAD9 3 3DIG VDDA2 5 15 VDD2 5 65 66 6 44 34 VDD2 5 PROM 73 IC1500 4 50 VDDARGB Q1223 31 7 13 4 VDDAFBL 32 VCC 44 RESET RS VDDD2 LVDS TRANSMITTER IC1103 2 AHVSUP IC1104 1 8V_D LEVEL C...

Страница 26: ...INV_ON 45 SMUTE 16 WP 6 16 B5 B7 18 IC1106 LEVEL CHANGE 8 A5 A7 1 2 2 2 5 0V 3 3V Q1105 Q1223 SDA2 3 3V SCL2 3 3V SDA1 EEP SCL1 EEP A BOARD SC3_IN_R ANA_IN RESETQ SCL2 5 0V SDA2 5 0V IC1102 SDRAM IC1103 80 PCK1 X1500 JK001 AV1S AV1 MONITOR OUT RST3 3 C Y R_SW 5 0V 3 3V COMPONENT AV2 Q2257 Q2256 Q2255 9 VOL Q2003 Q2001 Q2502 Q2501 MUTE 78 77 D_CTR_I O_1 D_CTR_I O_0 SCL2 5 0V SDA2 5 0V Q1515 AFC Q10...

Страница 27: ...1 50V 0 01u R1501 82 C1503 6 3V 1u C1520 16V 0 1u 1 8V_A C1507 50V 12p Q1501 2SC584500L R1728 2 61k R1511 1 5k R1723 0 3 3V_A R1246 100 TU100 ENG39A02GF NC 1 NC 2 BM 3 NC 4 SW1 5 SW2 6 BT 7 RF_AGC 8 NC 9 SCL 10 SDA 11 AFT 12 AUDIO_OUT 13 SIF_OUT 14 BTL 15 IF_OUT 16 VIDEO_OUT 17 R1515 220 C1709 50V 0 1u R1740 0 R1221 75 C1555 16V 0 1u C105 0 1u 16V C1529 6 3V 1u C1536 6 3V 1u R1779 10k C1523 4V 100...

Страница 28: ...8 TD2 9 VCC 10 TD3 11 TB2 12 TB3 13 GND 14 TB4 15 TB5 16 TD4 17 R F 18 TD5 19 TB6 20 TC0 21 GND 22 TC1 23 TC2 24 TC3 25 TD6 26 VCC 27 TC4 28 TC5 29 GND 30 TC6 31 CLK_IN 32 PDWN 33 PLL_GND 34 PLL_VCC 35 PLL_GND 36 LVDS_GND 37 TD 38 TD 39 TCLK 40 TCLK 41 TC 42 TC 43 LVDS_GND 44 LVDS_VCC 45 TB 46 TB 47 TA 48 TA 49 LVDS_GND 50 TD0 51 TA0 52 TA1 53 GND 54 TA2 55 TA3 56 TA4 C1747 16V 0 01u R1758 0 C1716...

Страница 29: ...3V_D C888 50V 0 01u R1210 100 INV_24V C1213 16V 0 1u TP879 R1135 68 R1121 100 SBY5 0V TP878 SBY2 5V_D IC854 C0CBCBD00008 1 Vcont 2 GND 3 Np 5 Vin 4 Vout R1127 100 R1108 0 C1103 50V 0 01u D1109 MAZ80620ML R857 0 SBY3 3V_D TP882 SBY5 0V SBY5 0V C1102 16V 0 1u TP2288 ZA4016 TESA169 R1188 3 3k R1193 100 TP874 IC851 C0CBCBD00008 1 Vcont 2 GND 3 Np 5 Vin 4 Vout R854 4 7k TP872 C1176 16V 0 1u SBY2 5V_D D...

Страница 30: ...A0000770 TP209 V1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 V2 1 2 3 4 TP211 TP210 C216 10V 22u TP207 R203 5 6k TP205 TP206 D205 MAZ81400ML R210 27k TP204 C203 6 3V 47u TP208 R205 47 R204 47k TP202 D204 MAZ81400ML TP203 RM201 PNA4701M05TV VOUT GND VCC IC803 C0DAAZG00006 1 V IN 2 SW out 3 GND 4 VO S 5 ON OFF C815 470u 6 3V L808 220u R810 820 C816 6 3V 330u D805 B0JCME000037 L807 22u R809 150 TP816 BAT...

Страница 31: ...12 Parts Location Mechanical Replacement Parts List 12 1 Parts Location 31 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 32: ...12 2 Packing Exploded Views 32 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 33: ... CARTON 1 14 TPD2AA02801A CUSHION TOP 1 15 TPD2AA02901A CUSHION BOTTOM 1 16 TPEH211 PROTECT COVER 1 17 TQBC2012 INSTRUCTION BOOK ENGLISH 1 TX 23LX50A 17 TQBC2013 INSTRUCTION BOOK ARABIC 1 TX 23LX50X 17 TQBC2014 INSTRUCTION BOOK CHINESE 1 TX 23LX50M 17 TQBC2015 INSTRUCTION BOOK ENGLISH 1 TX 23LX50M X 18 TTP0A0038 TUNER COVER ASSY 1 19 TTPA0409 BUTTON PANEL ASS Y 1 20 TTUA1129 REAR COVER 1 TX 23LX50...

Страница 34: ...13 Electrical Replacement Parts List 13 1 Replacement Parts List Notes 34 TX 23LX50M TX 23LX50A TX 23LX50X ...

Страница 35: ...1 C1173 ECJ1VB1H103K C 0 001UF K 50V 1 C1175 ECJ1XB1C104K C 0 1UF Z 16V 1 C1176 ECJ1XF1C104Z C 0 1UF Z 16V 1 C1193 EEEHB0G221P C 220PF J 4V 1 C1213 ECJ1XF1C104Z C 0 1UF Z 16V 1 Ref No Part No Part Name Description Pcs Remarks C1214 16 ECJ1XB1C104K C 0 1UF Z 16V 3 C1217 20 ECJ1XF1C104Z C 0 1UF Z 16V 4 C1221 2 2 ECJ1XB1C104K C 0 1UF Z 16V 2 C1223 ECJ1XC1H561J C 560PF J 50V 1 C1224 2 5 ECJ1XB1C104K C...

Страница 36: ...DE 1 F890 K5D402BKA001 AC FUSE 1 F890 1 2 K3GE1ZA00010 FUSE HOLDER 2 Ref No Part No Part Name Description Pcs Remarks FL1704 F1J1A1050020 C 1UF Z 50V 1 FL1705 07 J0JBD0000043 CHIP INDUCTOR 3 IC801 C0DAAZG00006 IC 1 IC802 C0DAAZH00020 IC 1 IC803 C0DAAZG00006 IC 1 IC851 C0CBCBD00008 IC 1 IC852 AN77L08M IC 1 IC853 C0CBCAD00012 IC 1 IC854 C0CBCBD00008 IC 1 IC1100 C2BBYC000011 IC 1 IC1101 C3EBHC000035 ...

Страница 37: ... ERJ3GEYJ103 M 10KOHM J 1 16W 1 Ref No Part No Part Name Description Pcs Remarks R1121 ERJ3GEYJ101 M 100 OHM J 1 16W 1 R1122 ERJ3GEYJ333 M 33KOHM J 1 16W 1 R1123 ERJ3GEYJ101 M 100 OHM J 1 16W 1 R1124 ERJ3GEYJ102 M 1KOHM J 1 16W 1 R1125 ERJ3GEYJ101 M 100 OHM J 1 16W 1 R1126 ERJ3GEYJ103 M 10KOHM J 1 16W 1 R1127 ERJ3GEYJ101 M 100 OHM J 1 16W 1 R1128 2 9 ERJ3GEYJ103 M 10KOHM J 1 16W 2 R1130 34 ERJ3GEY...

Страница 38: ...YJ331 M 330 OHM J 1 16W 1 R1748 ERJ3GEYJ103 M 10KOHM J 1 16W 1 R1753 ERJ3GEY0R00 M 0 OHM 1 16W 1 R1755 ERJ3GEYJ102 M 1KOHM J 1 16W 1 R1756 ERJ3GEYJ333 M 33KOHM J 1 16W 1 R1757 ERJ3GEYJ563 M 56KOHM J 1 16W 1 R1758 ERJ3GEY0R00 M 0 OHM 1 16W 1 R1760 ERJ3EKF3001 M 3KOHM 1 16W 1 R1763 ERJ3GEY0R00 M 0 OHM 1 16W 1 R1771 ERJ3GEYJ102 M 1KOHM J 1 16W 1 Ref No Part No Part Name Description Pcs Remarks R1772 ...

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