Matsushita Electric TC-21FX20M-MALAYSIA Service Manual Download Page 32 | Manualshive

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Summary of Contents for TC-21FX20M-MALAYSIA

Page 1: ...KI 28 69 PAL B Australia 13 57 PAL D K 13 62 NTSC M JAPAN 14 69 NTSC M U S A CATV S1 S20 OSCAR 1 125 U S A CATV C13 C49 JAPAN 21 237 CHINA 5A 9A AUSTRALIA Audio Terminal AV 1 2 YUV MONITOR OUT RAV In Video In 1 Vp p 75 Audio In Approx 400mVrms Monitor Out Video Out 1 Vp p 75 Audio Out Approx 400mVrms High Voltage 27 5kV 1 5 at zero beam current Picture Tube A51LYZ295X 50 5cm 21 inches Measured dia...

Page 2: ...t to be used for a long period of time unplug the power cord from the AC cord outlet 5 Potential as high as 29 0kV is present when this receiver is in operation Operation of the receiver without the rear cover involves the danger of a shock hazard from the receiver power supply Servicing should not be attempted by anyone who is not thoroughly familiar with the precautions necessary when working on...

Page 3: ...urrent from any point should not exceed 0 7 mA peak AC or 2 mA DC In the case of a measurement being outside of these limits specified there is a possibility of a shock hazard and the receiver should be repaired and rechecked before it is returned to the customer Fig 1 1 4 X Radiation Warning The potential sources of X Radiation in TV set are the EHT section and the picture tube When using a pictu...

Page 4: ...Position for E Board 1 Remove the back cover 2 Stand the TV set as shown in Fig 2 3 Remove the A Board from the TV set by pulling the main board out as shown in Figure 2 Fig 2 2 2 Factory Mode Adjustment 1 Factory Mode Adjustment a Set timer ON b Press remote s RECALL and panel s volume down key simultaneously to enter SERVICE 1 2 To Set Self Check Press the volume down button on TV then press the...

Page 5: ...ction 5 Service Mode 2 Controls To enter SERVICE 2 press channel key 1 in SERVICE 1 entry screen NOTE Service mode 2 options bit 6 Service Mode 3 Controls To enter SERVICE 3 press channel key 1 in SERVICE 2 entry screen 5 ...

Page 6: ...face 4 Fix the CRT colour analyzer receiver unit to CRT face Adjustment of Low Light 1 Adjustment Sub Bright so that Y 6 5 1 0 nit 2 Adjustment R CUT OFF so that X 0 245 0 015 nit 3 Adjustment G CUT OFF so that Y 0 274 0 015 nit Adjustment of High Light 1 Adjustment Sub Bright so that Y 150 nit 2 Adjustment R Drive so that X 0 261 0 015 nit 3 Adjustment B Drive so that Y 0 274 0 015 nit 2 4 Adjust...

Page 7: ... up button 5 Adjust Screen VR until 1 H Line appears 2 5 Adjustment Procedure 2 5 1 B Voltage Item preparation 1 Operate the TV set 2 Set control as follows Brightness minimum Contrast minimum Adjustment procedure 1 Confirm the DC voltage at the indicated test points as follows TPA 15 3 35 0 2V TPA 16 141 2V TPA 17 8 2 0 5V TPA 18 1 9 0 2V TPA 19 5 2 0 2V TPA 20 175 15V 2 5 2 High Voltage Item pre...

Page 8: ... controls to their maximum positions 2 Operate the TV set for 60 minutes 3 Fully degausse the picture tube by using an external degaussing coil 4 Apply a crosshatch pattern signal and adjust the static convergence magnets to the approximately correct position 5 Receive a black and white signal 6 Set the control as follows Red minimum Green minimum Blue minimum Press the Shipping button on the remo...

Page 9: ...re that a uniform white field is obtained 11 Tighten the clamp screw A in Fig 10 Convergence 1 Apply a crosshatch pattern signal and Normalize Contrast control to the maximum positions 2 Adjust Brightness until the grey position of the crosshatch pattern just becomes black 3 Adjust the Red and Blue line at the centre of the screen by rotating the R B static Fig 8 9 ...

Page 10: ... obtain the good overall convergence Fig 9 7 Fix the Deflection Yoke by reinserting the DY wedges Refer to Fig 10 8 If purity error is found repeat Colour Purity adjustment Adjustment of CRT VRS 1 Preparation A Set DY to CRT not to tilt up and down left and right deflection B Set CY to CRT and set CY magnet primarily Fig 1 Purity magnet Set purity magnet that 2 magnets are TOP POSITION VRS magnet ...

Page 11: ...2 Adjustment A Receive that Cross Hatch pattern B Adjust V SHIFT 50Hz C Set 2 magnets of horizontal position to up and down equally so that it will be the center part of CRT Fig 2 Fig 10 Fig 11 11 ...

Page 12: ... 11 2 The wedges should be set 120 apart from each other 3 Be certain that three wedges are firmly fixed and the Deflection Yoke is tightly clamped in place Otherwise the Deflection Yoke may shift its position and cause a loss of convergence and purity 3 Conductor Views 4 Schematic Diagram 12 ...

Page 13: ...13 ...

Page 14: ...4 1 A Board 4 1 1 A Board 1 5 4 1 2 A Board 2 5 4 1 3 A Board 3 5 4 1 4 A Board 4 5 4 1 5 A Board 5 5 4 2 L Board 4 2 1 L Board 1 3 4 2 2 L Board 2 3 4 2 3 L Board 3 3 5 Parts Locations 14 ...

Page 15: ...6 Replacement Parts List 15 ...

Page 16: ...TTON TES4G206 COIL SPRING TES4G214 SPRING POWER BUTTON TES4G409 1 SPRING DOOR THT4G10139 SCREW THT4G1014J SCREW 6 TKP4G11744 AC CORD BRACKET 7 TKP4G13471 DOOR 8 TKU4GA1351 BACK COVER 9 TLK4G9096X DEGAUSSING COIL 10 TLY4G348T DEFLECTION YOKE TMM4G503 RUBBER WEDGE TMM4G516 RUBBER WASHER 11 TMZ4G9818 1 CHASSIS RAIL L 12 TMZ4G9824 CHASSIS RAIL R NLA TNP4G380AB A A BOARD NLA TNP4G382AA L BOARD 13 TP 54...

Page 17: ...1H102A018 E 1000UF 50V C2325 F2A1C470A310 E 47UF 16V C2326 F2A1C470A310 E 47UF 16V C2328 F1J1E474A101 C 0 47UF 25V C2329 F1J1E474A101 C 0 47UF 25V C253 ECEA1HN2R2U E 2 2UF 50V C254 F1J1H102A018 E 1000UF 50V C257 ECEA1HN2R2U E 2 2UF 50V C258 F1J1H102A018 E 1000UF 50V C301 ECJ2VB1C104K C 0 1UF K 16V C302 ECJ2VB1C104K C 0 1UF K 16V C3023 ECJ2VF1C105Z C 1UF Z 16V C3024 ECJ2VF1C105Z C 1UF Z 16V C3025 E...

Page 18: ...F 1 6kV C560 ECQM4393JZ P 0 039UF J 400V C561 ECKW3D271JBR C 270PF 2kV C565 ECQB1H273JF P 0 027UF J 50V C567 ECQM4473JZ P 0 047UF J 400V C568 F0C3D102A003 P 1000PF 2kV C601 F1J1H183A021 C 0 018UF 50V C602 F1J1H222A590 C 2200PF 50V C604 F2A1C101A310 E 100UF 16V C606 ECJ2VF1H104Z C 0 1UF Z 50V C607 ECJ2VF1H103Z C 0 01UF Z 50V C611 ECJ2VF1H104Z C 0 1UF Z 50V C613 ECJ2VF1H104Z C 0 1UF Z 50V C614 ECJ2V...

Page 19: ...C642 ECJ2VF1H104Z C 0 1UF Z 50V 19 ...

Page 20: ... P 470PF J 50V C849 F1B2H471A025 C 470PF J 500V C851 ECQB1H103JF P 0 01UF 50V C854 ECKWAE472ZED C 4700PF Z 500V C855 ECKWAE472ZED C 4700PF Z 500V C856 F2B2G2710010 E 270UF 400V C857 ECQM4473JZ P 0 047UF J 400V C858 ECQE2A473JF P 0 047UF J 250V C859 ECKW3D821KBP C 820PF K 2KV C865 ECKW3D331JBP C 330PF J 2KV C867 F2A2C2210013 E 220UF 160V C869 F1J1E563A003 C 0 056UF 25V C870 F2A1C332A260 E 3300UF 16...

Page 21: ... ZENER DIODE D836 D4EAC6210002 VARISTOR D846 B0BA8R000010 DIODE D847 B0BA8R000010 DIODE D848 FMLG12S DIODE D851 B0EAKT000018 DIODE D852 B0HAJL000003 DIODE D853 B0AACK000004 DIODE D854 B0AACK000004 DIODE D855 B0BA6R800023 DIODE D860 B0EBNT000007 DIODE D861 B0BA8R000011 DIODE D862 MTZJ2 0B ZENER DIODE D863 B0HAJL000003 DIODE D865 B0BA3R500008 DIODE D866 B0HAPV000009 DIODE D867 B0AACK000004 DIODE D87...

Page 22: ...00K00008 COIL L605 TALV35VB8R2K PEAKING COIL L606 G0C100K00008 COIL L607 TALV35VB8R2K PEAKING COIL L608 G0C3R9KA0030 PEAKING COIL L609 J0JKB0000034 EMI FILTER L611 G0C100K00008 COIL L625 J0JKA0000038 BEAD CORE L630 TSK1032 BEAD CORE L635 TSK1032 BEAD CORE L657 EXC3BB221H CHIP BEAD CORE L842 J0JKA0000025 BEAD CORE L843 J0JKA0000038 BEAD CORE L845 J0JKA0000023 BEAD CORE L865 J0JKA0000025 BEAD CORE L...

Page 23: ...1 F 5 11KOHM 1 10W R1024 ERJ6ENF9091 M9 09KOHM 1 10W R1025 ERJ6ENF2152 M21 5KOHM 1 10W R1033 ERJ6ENF2321 F 2 32KOHM 1 10W R1062 ERDS2TJ102 C 1KOHM J 1 4W R1105 ERJ6GEYJ103 M 10KOHM J 1 10W R1106 ERJ6GEYJ102 M 1KOHM J 1 10W R1108 ERJ6GEYJ101 M 100OHM J 1 10W R1109 ERJ6GEYJ103 M 10KOHM J 1 10W R1112 ERJ6GEYJ102 M 1KOHM J 1 10W R1114 ERJ6GEYJ151 M 150OHM J 1 10W R1115 ERJ6GEYJ101 M 100OHM J 1 10W R11...

Page 24: ...R255 ERJ6GEYJ751 M 750OHM J 1 10W 24 ...

Page 25: ...OHM J 1 4W R312 D0AE181JA046 C 180OHM J 1 4W R3132 ERJ6GEYJ111 F 110OHM J 1 4W R3134 ERJ6GEYJ111 F 110OHM J 1 4W R3138 ERJ6GEYJ104 M 100KOHM J 1 10W R3139 ERJ6GEYJ104 M 100KOHM J 1 10W R317 ERJ6GEYJ151 M 150OHM J 1 10W R318 ERJ6GEYJ151 M 150OHM J 1 10W R319 ERJ6GEYJ151 M 150OHM J 1 10W R363 ERJ6GEYJ102 M 1KOHM J 1 10W R364 ERJ6GEYJ102 M 1KOHM J 1 10W R365 ERJ6GEYJ102 M 1KOHM J 1 10W R366 ERC14GK15...

Page 26: ...R399 D0AE301JA046 C 300OHM J 1 4W 26 ...

Page 27: ...53 ERJ6GEYJ183 M 18KOHM J 1 10W R559 D0C12R7JA042 M 2 7OHM J 1W R580 ERJ6GEYJ392 M 3 9KOHM J 1 10W R601 ERJ6GEYJ470 M 47OHM J 1 10W R602 ERDS2TJ103 C 10KOHM J 1 4W R604 ERJ6GEYJ470 M 47OHM J 1 10W R605 ERJ6GEYJ470 M 47OHM J 1 10W R606 ERJ6GEYJ752 M 7 5KOHM J 1 10W R607 ERJ6GEYJ752 M 7 5KOHM J 1 10W R608 ERJ6GEYJ470 M 47OHM J 1 10W R609 ERJ6GEY0R00 M 0OHM J 1 10W R611 ERJ6GEYJ101 M 100OHM J 1 10W R...

Page 28: ...R641 ERJ6GEY0R00 M 0OHM J 1 10W 28 ...

Page 29: ...R100TAJ825 C 8 2MOHM J 1W R848 ERX12SJR33E M 0 33OHM J 1 2W R850 ERG3SJS470H M 47OHM J 1 2W R852 D0AE162JA046 C 1 6KOHM J 152W R853 D0D72R2KA002 W 2 2OHM K 7W R854 ERG2FJ470H M 47OHM J 2W R856 ERG2SJS104H M 100KOHM J 2W R857 ERDS2TJ102 C 1KOHM J 1 4W R861 ERG1SJ120P M 12OHM J 1W R863 ERDS2TJ101 C 100OHM J 1 4W R864 ERJ6GEYJ103 M 10KOHM J 1 10W R866 ERJ6GEYJ392 M 3 9KOHM J 1 10W R867 ERDS2TJ222 C 2...

Page 30: ...AV TERMINAL JK3202 K4BC14B00005 FRONT AV TERMINAL JS104 ERJ6GEY0R00 M 0OHM J 1 10W JS105 ERJ6GEY0R00 M 0OHM J 1 10W JS2315 ERJ6GEY0R00 M 0OHM J 1 10W JS3043 ERJ6GEY0R00 M 0OHM J 1 10W JS3044 ERJ6GEY0R00 M 0OHM J 1 10W JS3045 ERJ6GEY0R00 M 0OHM J 1 10W JS3046 ERJ6GEY0R00 M 0OHM J 1 10W JS3131 ERJ6GEY0R00 M 0OHM J 1 10W JS3132 ERJ6GEY0R00 M 0OHM J 1 10W JS3135 ERJ6GEYJ111 FIXED RESISTOR JS3136 ERJ6G...

Page 31: ...Ref No Part No Part Name Description Remarks TU001 ENV59K15G3F TUNER X601 H0D202500007 CRYSTAL OSC XF101 J0C3525A0002 DELAY LINE 31 ...

Page 32: ......

Page 33: ...H G GEOMAGNETIC WOOFER AMP IC2401 PVP IC1801 R G B SCL SDA CVBS IN REAR INPUTS AV1 V L R AV 3 YUV V L R VCT IF IC601 V_IN CVBS OUT MON_OUT R G B R G B MON_OUT V L R EEPROM IC1101 VM SCL SDA A_IN IF H A AUDIO OUT V SPEAKER AUDIO AMP IC2301 V OUT H OUT TUNER FRONT INPUTS AV2 V L R PP 29 models PIP models ...

Page 34: ... 1B 2B 3B 4B 5B 6B ...

Page 35: ... 1A 2A 3A 4A 5A 6A 7A 8A 9A 1B 2B 3B 4B 5B 6B ...

Page 36: ... 1A 2A 3A 4A 5A 6A 7A 8A 9A ...

Page 37: ... 1D 2D 3D 4D 5D 6D 7D 8D 9D ...

Page 38: ... 1C 2C 3C 4C 5C 6C 7C 8C 9C 1D 2D 3D 4D 5D 6D 7D 8D 9D ...

Page 39: ... 1B 2B 3B 4B 5B 6B 7B 8B 9B 1C 2C 3C 4C 5C 6C 7C 8C 9C ...

Page 40: ... 1A 2A 3A 4A 5A 6A 7A 8A 9A 1B 2B 3B 4B 5B 6B 7B 8B 9B ...

Page 41: ... 1A 2A 3A 4A 5A 6A 7A 8A 9A ...

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