Panasonic TX-R32LE8, Service Manual

Page 1: ... W 392 mm H No of pixels 1 049 088 1 366 W 768 H Sound Speaker Full range 2 pcs 8 Ω Audio Output 20 W 10 W 10 W 10 THD Headphones M3 3 5 mm Jack 1 PC signals VGA SVGA XGA WVGA WXGA Vertical scanning frequency 60 Hz Receiving Systems Band name SYSTEMS FUNCTIONS 1 PAL B G H 2 PAL I Reception of broadcast transmission and playback from video cassette tape recorders 3 PAL D K 4 SECAM B G 5 SECAM D K 6...

Page 2: ...rature 0 C 35 C Humidity 20 80 RH non condensing Connection Terminals AV1 AUDIO L R RCA PIN Type 2 0 5 V rms Input VIDEO RCA PIN Type 1 1 0 V p p 75 Ω AV2 AUDIO L R RCA PIN Type 2 0 5 V rms Input VIDEO RCA PIN Type 1 1 0 V p p 75 Ω COMPONENT Y 1 0 V p p including synchronization PB CB PR CR 0 35 V p p AV3 AUDIO L R RCA PIN Type 2 0 5 V rms Input VIDEO RCA PIN Type 1 1 0 V p p 75 Ω S VIDEO Mini DIN...

Page 3: ...17 9 Adjustment 19 9 1 Voltage Chart of A Board 19 9 2 Voltage Chart of P board 19 9 3 DVCO Adjustment 19 10 Conductor Views 20 10 1 A Board 20 10 2 A Board 21 11 Schematic Diagram 22 11 1 Schematic Diagram Notes 22 11 2 A Board 23 11 3 G Board 33 11 4 K Board 35 11 5 P Board 36 11 6 SW Board 40 11 7 V Board 41 11 8 Z Board 45 12 Parts Location Mechanical Replacement Parts List 49 12 1 Parts Locat...

Page 4: ...art on the set and a good earth ground such as a water pipe as shown in Figure 1 3 Use the Leakage Current Tester Simpson 228 or equivalent to measure the potential across the measuring network 4 Check each exposed metallic part and measure the voltage at each point 5 The potential at any point touch current expressed as voltage U1 and U2 do not exceed the following values For AC U1 35 V peak and ...

Page 5: ...ly 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 charges 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 remove a replacement ...

Page 6: ...F has a higher melting point than that of 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 PbF will tend to splash when heated too high about 1100 F or 600 C If you must use Pb solder please completely remove all of the PbF on the pins or solder area before applying Pb If this is not practical be sure...

Page 7: ... the remote control and DOWN key button on the control panel Figure 4 4 2 Power LED Blinking Timing Chart 1 Subject Information of LED blinking 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 uni...

Page 8: ...m 5 kgf cm to 8 kgf cm 2 Fix connectors G1 G2 and G3 to AT G board 3 Fix 2 screws to the side of AV bracket assembly Tightening torque should be 100 Ncm to 130 Ncm 10 kgf cm to 13 kgf cm 4 Fix 1 screw to cabinet with power switch PCB bracket Tightening torque should be 100 Ncm to 130 Ncm 10 kgf cm to 13 kgf cm 8 TX R32LX80K ...

Page 9: ...ire Dressing FELT TMK4G215 7 pcs 6 2 Wire Dressing and Connections CONNECTION 1 2 3 4 5 6 7 8 9 10 11 1 CN 2 P 2 2 A 2 P 4 3 A 1 P 3 4 CN 2 A 6 5 G 1 A 4 6 G 2 A 5 7 V 1 A 7 8 A 12 SPEAKER L 9 A 12 SPEAKER R 10 P 1 SW 2 9 TX R32LX80K ...

Page 10: ...7 Disassembly for Service 7 1 AC Code dressing for 2 Pin 7 2 AC Code dressing for 3 Pin 10 TX R32LX80K ...

Page 11: ...torque should be 100 N cm 130 N cm 10 kgf cm to 13 kgf cm 2 Stick sponges at chassis rails no 1 and no 3 3 Fix 3 pieces of chassis frames and fix 4 screws to the bottom and top mountings Tightening torque should be 100 N cm 130 N cm 10 kgf cm to 13 kgf cm SCREW XTB4 15JFJ 8 pcs 11 TX R32LX80K ...

Page 12: ...t 2 Fix 4 screws to VESA bracket Tightening torque should be 100 Ncm to 130 Ncm 10 kgf cm to 13 kgf cm 3 Slot pedestal assembly and fix 4 screws to cabinet Tightening torque should be 100 Ncm to 130 Ncm 10 kgf cm to 13 kgf cm SCREW XTB4 15JFJ 4 pcs SCREW XYN4 F10FJK 4 pcs 12 TX R32LX80K ...

Page 13: ...7 5 Pedestal Assembly Preparation 7 5 1 Pedestal Rotation Base 13 TX R32LX80K ...

Page 14: ...7 5 2 Pedestal Stand Base 7 5 3 Pedestal Stand Cover 14 TX R32LX80K ...

Page 15: ...operly locked on the PCB 2 Fix LED panel to cabinet with 3 screws Tightening torgue should be 0 5 N m 0 8 N m 5 to 8 kgf cm Screw XTW3 10TFJ 3 pcs 3 Fix wires at cabinet slit and make sure all wires are fully inserted to avoid contact with the pedestal metal 15 TX R32LX80K ...

Page 16: ...ng and LCD side mounting to cabinet assembly 3 Fix screw into LCD top mounting LCD side mounting and LCD bottom mounting Tightening torque should be 100 N cm 130 N cm 10 kgf cm to 13 kgf cm 4 Stick sponges at top mounting and bottom mounting SCREW XTB4 15JFJ 7 pcs SCREW XYN4 F6FJ 6 pcs SPONGE 6 pcs 16 TX R32LX80K ...

Page 17: ...e in service 1 then press the HOLD button on the remote control to enter service 2 8 3 Self Check Mode 1 Press the TIMER button on the remote control and the DOWN button on the LCD panel 2 Press the NORMALIZE button on the remote control to Exit 8 4 Hotel Mode Adjustment 1 Press the VOLUME DOWN button on the TV panel while pressing the TV AV button on the remote control 2 Press the MENU button on ...

Page 18: ...18 TX R32LX80K ...

Page 19: ...V STB_6 V TPP013 6 0 V 0 25 V 6 0 V 0 25 V STB_3 3 V TPP009 3 30 0 17 V 3 30 0 17 V SOUND_13 3 V TPP002 13 3 V 0 6 V 9 3 DVCO Adjustment Measuring instrument Instrument name Connect to Remarks 1 Remote control composite output device AVI AV input terminal Adjust Procedure Remarks 1 DVCO Adjustment AVI PAL fp 4 43361875 MHz Receive the colour bar pattern at AVI composite video Signal generator PAL ...

Page 20: ...Views 10 1 A Board A Board A Side TNP4G431 Parts Location A Board A Board A Board A Board IC IC IC IC IC4006 IC5004 IC4001 IC2005 IC1804 IC5005 IC4005 IC2001 IC1805 IC1102 IC1803 IC5003 IC4004 IC3860 20 TX R32LX80K ...

Page 21: ...10 2 A Board A Board B Side TNP4G431 Parts Location A Board IC IC5002 IC5001 IC4003 21 TX R32LX80K ...

Page 22: ...row 9 Indicates the major signal flow Video Audio 10 This schematic diagram is the latest at the time of printing and subject to change without notice Remarks 1 The Power Circuit contains a circuit area which uses a separate power supply to isolate the earth connection The circuit is defined by HOT and COLD indications in the schematic diagram Take the following precautions All circuits except the...

Page 23: ...11 2 A Board 11 2 1 A Board 1 10 1A 2A 3A 4A 5A 6A 7A 8A 9A 23 TX R32LX80K ...

Page 24: ...11 2 2 A Board 2 10 1B 2B 3B 4B 1A 2A 3A 4A 5A 6A 7A 8A 9A 24 TX R32LX80K ...

Page 25: ...11 2 3 A Board 3 10 1C 2C 3C 4C 5C 6C 7C 1B 2B 3B 4B 25 TX R32LX80K ...

Page 26: ...11 2 4 A Board 4 10 1D 2D 3D 4D 5D 6D 7D 1C 2C 3C 4C 5C 6C 7C 26 TX R32LX80K ...

Page 27: ...11 2 5 A Board 5 10 1E 2E 3E 4E 5E 6E 7E 8E 9E 1D 2D 3D 4D 5D 6D 7D 27 TX R32LX80K ...

Page 28: ...11 2 6 A Board 6 10 1F 2F 3F 4F 5F 1E 2E 3E 4E 5E 6E 7E 8E 9E 28 TX R32LX80K ...

Page 29: ...11 2 7 A Board 7 10 1G 2G 3G 4G 1F 2F 3F 4F 5F 29 TX R32LX80K ...

Page 30: ...11 2 8 A Board 8 10 1H 2H 3H 4H 5H 6H 7H 1G 2G 3G 4G 30 TX R32LX80K ...

Page 31: ...11 2 9 A Board 9 10 1I 2I 3I 4I 6I 5I 1H 2H 3H 4H 5H 6H 7H 31 TX R32LX80K ...

Page 32: ...11 2 10 A Board 10 10 1I 2I 3I 4I 6I 5I 32 TX R32LX80K ...

Page 33: ...11 3 G Board 11 3 1 G Board 1 2 1A 2A 3A 33 TX R32LX80K ...

Page 34: ...11 3 2 G Board 2 2 1A 2A 3A 34 TX R32LX80K ...

Page 35: ...11 4 K Board 11 4 1 K Board 1 1 35 TX R32LX80K ...

Page 36: ...11 5 P Board 11 5 1 P Board 1 4 1A 2A 3A 4A 5A 36 TX R32LX80K ...

Page 37: ...11 5 2 P Board 2 4 1B 2B 3B 4B 1A 2A 3A 4A 5A 37 TX R32LX80K ...

Page 38: ...11 5 3 P Board 3 4 1C 2C 3C 4C 5C 6C 7C 8C 9C 1B 2B 3B 4B 38 TX R32LX80K ...

Page 39: ...11 5 4 P Board 4 4 1C 2C 3C 4C 5C 6C 7C 8C 9C 39 TX R32LX80K ...

Page 40: ...11 6 SW Board 11 6 1 SW Board 1 1 40 TX R32LX80K ...

Page 41: ...11 7 V Board 11 7 1 V Board 1 4 1A 2A 3A 41 TX R32LX80K ...

Page 42: ...11 7 2 V Board 2 4 1B 2B 3B 4B 1A 2A 3A 42 TX R32LX80K ...

Page 43: ...11 7 3 V Board 3 4 1C 2C 3C 4C 5C 1B 2B 3B 4B 43 TX R32LX80K ...

Page 44: ...11 7 4 V Board 4 4 1C 2C 3C 4C 5C 44 TX R32LX80K ...

Page 45: ...11 8 Z Board 11 8 1 Z Board 1 4 1A 2A 3A 4A 5A 6A 45 TX R32LX80K ...

Page 46: ...11 8 2 Z Board 2 4 1B 2B 3B 4B 5B 6B 7B 9B 8B 1A 2A 3A 4A 5A 6A 46 TX R32LX80K ...

Page 47: ...11 8 3 Z Board 3 4 1C 2C 3C 4C 5C 6C 7C 8C 1B 2B 3B 4B 5B 6B 7B 9B 8B 47 TX R32LX80K ...

Page 48: ...11 8 4 Z Board 4 4 1C 2C 3C 4C 5C 6C 7C 8C 48 TX R32LX80K ...

Page 49: ...12 Parts Location Mechanical Replacement Parts List 12 1 Parts Location 49 TX R32LX80K ...

Page 50: ...13 Packing Exploded View TX R32LX80K 50 ...

Page 51: ...14 Replacement Parts List 51 TX R32LX80K ...

Page 52: ...A105Z C 1UF Z 10V C1869 EEEHB1C470P E 47UF 16V C1870 ECJ1VB1C104K C 0 1UF K 16V C1951 ECJ1VB1H104K C 0 1UF K 16V C1952 ECJ1VB1H104K C 0 1UF K 16V C2068 ECJ1VB1A105K C 1UF K 10V C2104 ECJ1VB1H103K C 0 01UF K 50V C2105 ECJ1VB1H103K C 0 01UF K 50V C2141 F1H1H103A013 C 0 01UF 50V C2142 EEEHB0J101P E 100UF 6 3V C2143 EEEHB0J101P E 100UF 6 3V C2144 F1H0J1050013 C 1UF 6 3V C2145 EEEHB1C470P E 47UF 16V C2...

Page 53: ... C 0 1UF K 16V C4097 F1G1A1040006 C 0 1UF 10V C4098 ECJ1VB1H102K C 1000PF K 50V Ref No Part No Part Name Description Remarks C4099 F1J0J1060004 C 10UF 6 3V C4100 F1G1A1040006 C 0 1UF 10V C4101 F1G1A1040006 C 0 1UF 10V C4102 F1J0J1060004 C 10UF 6 3V C4103 ECJ0EC1H120J C 0 1UF 10V C4104 ECJ0EC1H220J C 0 1UF 10V C4105 ECJ0EC1H220J C 0 1UF 10V C4109 ECJ1VB1C104K C 0 1UF K 16V C4110 ECJ2FB1A335K C 10UF...

Page 54: ...1VB1H104K C 0 1UF K 50V C854 ECJ1VB1H333K C 0 033UF K 50V C855 ECQV1H105JM P 1UF J 50V C856 F2A1V221A470 E 220UF 35V C857 ECJ1VB1H104K C 0 1UF K 50V C858 F2A1C471A537 E 470UF 16V C859 ECQV1H105JM P 1UF J 50V C860 F2A1A102A230 E 1000UF 10V C861 ECJ1VB1H104K C 0 1UF K 50V C862 ECJ1VB1H104K C 0 1UF K 50V Ref No Part No Part Name Description Remarks C867 F1J0J1060004 C 10UF 6 3V C868 ECJ1VB1H103K C 0 ...

Page 55: ...E D811 MAZ80390HL DIODE D812 B0JCNG000003 DIODE D813 MAZ81800ML DIODE D815 MAZ80750ML DIODE Ref No Part No Part Name Description Remarks D816 MAZ42400MF DIODE D817 B0HAMM000122 DIODE D818 B0JBSL000026 DIODE D819 B0JBSL000026 DIODE D823 B0HAJL000003 DIODE D824 B0JCME000037 DIODE D832 B0JCME000037 DIODE D841 D4EAC6210002 VARISTOR D844 RY24 DIODE D845 AU02A DIODE D851 B0BA02800001 DIODE D852 B0BA0280...

Page 56: ...D0602ASL TRANSISTOR Ref No Part No Part Name Description Remarks Q3801 2SA207700L TRANSISTOR Q3806 2SC584500L TRANSISTOR Q3807 2SC584500L TRANSISTOR Q4001 2SC584500L TRANSISTOR Q4002 2SA207700L TRANSISTOR Q4003 2SA207700L TRANSISTOR Q4020 2SC584500L TRANSISTOR Q4021 2SC584500L TRANSISTOR Q4049 2SC584500L TRANSISTOR Q4050 2SA207700L TRANSISTOR Q4120 UNR521100L TRANSISTOR Q4121 UNR521100L TRANSISTOR...

Page 57: ...2226 ERJ3GEY0R00 M 0OHM J 1 16W R2227 ERJ3GEY0R00 M 0OHM J 1 16W R2228 ERJ3GEY0R00 M 0OHM J 1 16W R2229 ERJ3GEY0R00 M 0OHM J 1 16W Ref No Part No Part Name Description Remarks R2230 ERJ3GEY0R00 M 0OHM J 1 16W R2231 ERJ3GEY0R00 M 0OHM J 1 16W R2232 ERJ3GEY0R00 M 0OHM J 1 16W R2233 ERJ3GEY0R00 M 0OHM J 1 16W R2234 ERJ3GEY0R00 M 0OHM J 1 16W R2235 ERJ3GEY0R00 M 0OHM J 1 16W R2237 ERJ3GEY0R00 M 0OHM J...

Page 58: ... M 1KOHM J 1 16W R3883 ERJ3GEYJ331 M 330OHM J 1 16W R3884 ERJ3GEY0R00 M 0OHM J 1 16W Ref No Part No Part Name Description Remarks R3885 ERJ3GEY0R00 M 0OHM J 1 16W R3911 ERJ3GEYJ103 M 10KOHM J 1 16W R3912 ERJ3GEYJ332 M 3 3KOHM J 1 16W R3914 ERJ3GEYJ332 M 3 3KOHM J 1 16W R3915 ERJ3GEYJ122 M 1 2KOHM J 1 16W R3916 ERJ3GEYJ471 M 470OHM J 1 16W R3917 ERJ3GEYJ561 M 560OHM J 1 16W R3919 ERJ12Y0R00U F 0OHM...

Page 59: ...102 M 1KOHM J 1 16W R4221 ERJ3GEYJ102 M 1KOHM J 1 16W R4222 ERJ3GEYJ103 M 10KOHM J 1 16W Ref No Part No Part Name Description Remarks R4225 ERJ3GEYJ103 M 10KOHM J 1 16W R4226 ERJ3GEYJ332 M 3 3KOHM J 1 16W R4228 ERJ3GEYJ102 M 1KOHM J 1 16W R4229 ERJ3GEYJ392 M 3 9KOHM J 1 16W R4230 ERJ3GEYJ392 M 3 9KOHM J 1 16W R4231 ERJ3GEYJ103 M 10KOHM J 1 16W R4232 ERJ3GEYJ103 M 10KOHM J 1 16W R4233 ERJ3GEYJ103 M...

Page 60: ...47KOHM J 1 16W R5098 ERJ3EKF2203 F 220KOHM J 1 10W R5099 ERJ3GEYJ472 M 4 7KOHM J 1 16W R5100 D0GB475JA008 F 4 7MOHM J 1 10W Ref No Part No Part Name Description Remarks R5101 ERJ3GEY0R00 M 0OHM J 1 16W R5102 ERJ3GEYJ223 M 22KOHM J 1 16W R5103 ERJ3GEYJ103 M 10KOHM J 1 16W R5104 ERJ3GEYJ102 M 1KOHM J 1 16W R5105 ERJ3GEYJ103 M 10KOHM J 1 16W R5106 ERJ3GEYJ102 M 1KOHM J 1 16W R5107 EXB2HV104JV RESISTO...

Page 61: ...1KA08AA0193 CONNECTOR A8A K1KB30B00044 CONNECTOR A9 K1KA10AA0105 CONNECTOR F841 K5D502BNA005 FUSE Ref No Part No Part Name Description Remarks FL4001 J0MAB0000169 LC FILTER FL4002 J0MAB0000169 LC FILTER FL4003 J0MAB0000169 LC FILTER FL5001 F1J1A1050020 CERAMIC CAPACITOR FL5002 F1J1A1050020 CERAMIC CAPACITOR G1 K1KA05AA0193 CONNECTOR G2 K1KA10AA0191 CONNECTOR G3 K1KA02AA0180 CONNECTOR JA1 ERJ8GEY0R...

Page 62: ...W2503 EVQ11G05R SWITCH SW2504 EVQ11G05R SWITCH SW841 ESB92DA1B SWITCH TU101 ENG39E04GRF TUNER V1 K1KA08BA0061 CONNECTOR X4001 H0J202500011 CRYSTAL OSC X5001 H0J283500018 CRYSTAL OSC Z1 K1KA04BA0055 CONNECTOR Z3 K1KA12BA0062 CONNECTOR 62 TX R32LX80K ...