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Ref. No.

Part No.

Part Name & Description

Remarks

 D360

ERA22-04 

DIODE

 D361

ERA22-04 

DIODE

 D362

ERA22-04 

DIODE

 D363

MA152KTX 

DIODE

 D365

MTZJ10C 

ZENER DIODE

 D375

MA152KTX 

DIODE

 D402

B0HAHM000008

DIODE

 D511

MA4108J 

DIODE

 D512

MA171 

DIODE

 D513

B0HAJP000015

DIODE

 D515

B0HAJP000015

DIODE

 D520

MA152KTX 

DIODE

 D551

MA3047HTX 

DIODE

 D552

B0HAJP000015

DIODE

 D555

MA152KTX 

DIODE

 D556

ERB06-15 

DIODE

 D557

TVSRU2AM 

DIODE

 D558

MA185 

DIODE

 D580

MTZJ33B 

ZENER DIODE

 D581

MA152KTX 

DIODE

 D582

MA152KTX 

DIODE

 D583

MA3X152E0L 

DIODE

 D584

MAZ30560HL 

DIODE

 D585

MTZJ3.9A 

ZENER DIODE

 D586

B0ACCK000005

DIODE

 D630

MAZ30560HL 

DIODE

 D801

ERZV10D621CS

VARISTOR

 

 D803

D4SB80 

DIODE

 D804

TAP4GA0005 

POSISTOR

 D810

B0EAKT000018

DIODE

 Q2380

2SD0601A0L 

TRANSISTOR

 Q2381

2SB709ATX 

TRANSISTOR

 Q3030

2SD0601A0L 

TRANSISTOR

 Q3031

2SD0601A0L 

TRANSISTOR

 Q3150

2SD0601A0L 

TRANSISTOR

 Q3151

2SB709ATX 

TRANSISTOR

OTHERS

 A5

TJS3A9670 

6P CONNECTOR

 A8

TJS3A9670 

6P CONNECTOR

 A12

TJSF29204 

CONNECTOR

 A22

TJS3A9650 

4P CONNECTOR

 F801

XBA2C40TR0 

FUSE 250V 4A

 

 JA1

ERJ6GEY0R00 

M 0OHM,J,1/10W

 JA3

ERJ6GEY0R00 

M 0OHM,J,1/10W

 JA4

ERJ6GEY0R00 

M 0OHM,J,1/10W

 JA5

ERJ6GEY0R00 

M 0OHM,J,1/10W

 JA6

ERJ6GEY0R00 

M 0OHM,J,1/10W

 JA7

ERJ6GEY0R00 

M 0OHM,J,1/10W

 JA8

ERJ6GEY0R00 

M 0OHM,J,1/10W

 JA9

ERJ6GEY0R00 

M 0OHM,J,1/10W

 JA10

ERJ6GEY0R00 

M 0OHM,J,1/10W

 JA11

ERJ6GEY0R00 

M 0OHM,J,1/10W

 JA12

ERJ6GEY0R00 

M 0OHM,J,1/10W

25

Summary of Contents for TC-21PM50A

Page 1: ...ORDER NO MTV0308252C3 Colour Television TC 21PM50A GP3 Chassis SPECIFICATIONS Specifications 1 ...

Page 2: ...41 OSCAR 1 125 U S A CATV C13 C41 JAPAN S21 S41 HYPER Z1 Z37 CHINA Intermediate Frequency Video 38 0 MHz Sound 31 5 MHz D K K1 32 5 MHz B G 32 0 MHz I 32 5 MHz M Colour 33 57 MHz PAL 33 6 MHz SECAM 32 5 MHz B G 33 75 MHz SECAM 34 42 MHz NTSC Video Audio Terminals FAV In Video In 1 Vp p 75 Audio In Approx 400mVrms RAV In Video In 1 Vp p 75 Audio In Approx 400mVrms Monitor Out Video Out 1 Vp p 75 Au...

Page 3: ...ions 1 1 General Guide Lines 1 It is advisable to insert an isolation transformer in the AC supply before servicing this hot chassis 2 When servicing observe the original lead dress especially the lead dress in the high voltage circuits If a short circuit is found replace all parts which have been overheated or damaged by the short circuit 3 After servicing see to it that all the protective device...

Page 4: ...receiver s power switch Measure the resistance value with an ohmmeter between the jumper AC plug and each exposed metallic cabinet part on the receiver such as screw heads aerials connectors control shafts etc When the exposed metallic part has a return path to the chassis the reading should be between 4 M and 20 M When the exposed metal does not have a return path to the chassis the reading must ...

Page 5: ...ice Mode 3 Measure the EHT The meter reading should indicate 27 5 1 5 kV If the meter indication is out of tolerance immediate service and correction is required to prevent the possibility of premature component failure 4 To prevent the possibility X Radiation it is essential to use the specified picture tube if service replacement becomes necessary 1 5 GP3 Chassis Block Diagram 2 Service Hints 2 ...

Page 6: ...se follow below rotation To Set Self Check Press the Volume Down button on TV then press the Off Timer button on remote control 2 3 Adjustment for White Balance Preparation 1 Receive the white balance pattern and aging should have been performed over 30 minutes 2 Set the picture menu to DYNAMIC NORMAL 3 Degausse the CRT face 4 Fix the CRT colour analyzer receiver unit to CRT face Adjustment of Low...

Page 7: ...ent for CRT CUT OFF Preparation 1 Connect the oscilloscope probe to TPL5 2 Screen VR min 3 Set the data Sub Bright Bright 4 In service Mode at Bright dac press 5 in factory mode to enter vertical line and adjust by Volume Down or Up button 5 Adjust Screen VR until 1 H Line appears AKB OFF 6 Adjust Bright so the voltage at TPL5 is 130 volt 7 Press digit key 5 AKB ON and confirm in picture mode 2 5 ...

Page 8: ...irm AGC at voltage drop High Voltage 1 Receive the crosshatch pattern 1 Connect a DC voltage meter to TPA 20 and confirm voltage is 140 5 1 5V 2 Set to 0 Beam Screen VR minimum 2 Connect a high frequency voltmeter to heater and confirm that voltage reads 6 3 0 48 VRMS Contrast minimum 3 Normalize the brightness and contrast Item Preparation Adjustment Procedure NTSC TINT COLOUR Connect a short jum...

Page 9: ...te ABL is set off in CHK2 6 Set A to 2 3 0 2V by BRT CHK2 at measurement point TPL 2 Fig 4 2 7 Adjustment 1 Connect oscilloscope probe to TPL 2 G OUT with 10k series resistor and adjust Contrast so that B as in Fig 4 is 2 6 0 1V 2 Adjust Sub Colour so that waveform as in Fig 4 1 2 5 0 1V 3 Connect oscilloscope probe to TPL 1 R OUT with 10k series resistor and confirm waveform as in Fig 5 is 2 2 7 ...

Page 10: ...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 remote control twice to select CRT Adjustment Mode to select low light 7 Loosen the clamp screw for the Deflection Yoke A in Fig 10 and move the Deflection Yoke as close...

Page 11: ...e 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 11 ...

Page 12: ...ock convergence magnets with silicone sealer 6 Remove the DY wedges and slightly tilt the Deflection Yoke vertically and horizontally to 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 Fig 10 12 ...

Page 13: ...Fig 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 13 ...

Page 14: ...14 ...

Page 15: ...4 1 A BOARD 4 1 1 A BOARD 1 4 4 1 2 A BOARD 2 4 4 1 3 A BOARD 3 4 4 1 4 A BOARD 4 4 4 2 L BOARD 4 2 1 L BOARD 1 2 15 ...

Page 16: ...4 2 2 L BOARD 2 2 5 Parts Location 6 Replacement Parts List 16 ...

Page 17: ...5 TBM4G3012 PANASONIC BADGE 6 TBX4G88901 POWER BUTTON TES4G206 COIL SPRING THT4G1005R CRT SCREW THT4G1013R SCREW 7 TKP4G11744 AC CORD BRACKET 8 TKP4G12811 1 DOOR 9 TKU4GA0910 1 BACK COVER 10 TLK4G9037S DEGAUSSING COIL TMM4G502 RUBBER WASHER 11 TMM4G503 RUBBER WEDGE NLA TNP4G269AK A BOARD NLA TNP4G276AA L BOARD 12 TP 13000PX2 CONVERGENCE YOKE TPD4G1116 CUSHION TOP TPE4G14003 LAMI BAG TPE4G14048 SET...

Page 18: ...HM J 1 10W R124 ERJ6GEYJ122 M 1 2KOHM J 1 10W R126 ERJ6GEYJ222 M 2 2KOHM J 1 10W R136 ERJ6GEYJ103 M 10KOHM J 1 10W R137 ERJ6GEYJ683 M 68KOHM J 1 10W R138 ERJ6GEYJ102 M 1KOHM J 1 10W R139 ERJ6GEYJ333 M 33KOHM J 1 10W R145 ERJ6GEYJ473 M 47KOHM J 1 10W R150 ERJ6GEYJ222 M 2 2KOHM J 1 10W R151 ERJ6GEYJ333 M 33KOHM J 1 10W R182 ERJ6GEYJ221 M 220OHM J 1 10W R185 ERJ6GEYJ103 M 10KOHM J 1 10W R190 ERJ6GEYJ...

Page 19: ...R689 ERJ6GEYJ750 M 75OHM 1 10W 19 ...

Page 20: ...YJ472 M 4 7KOHM J 1 10W R875 ERJ6GEYJ103 M 10KOHM J 1 10W R1016 ERJ6ENF1651 M1 65KOHM 1 10W R1017 ERJ6ENF2151 M2 15KOHM 1 10W R1018 ERJ6ENF3091 M3 09KOHM 1 10W R1019 ERJ6ENF4421 M4 42KOHM 1 10W R1020 ERJ6ENF7501 M 7 5KOHM 1 10W R1021 ERJ6ENF1871 M1 87KOHM 1 10W R1057 ERJ6GEYJ271 M 270OHM J 1 10W R1058 ERJ6GEYJ333 M 33KOHM J 1 10W R1059 ERJ6GEYJ222 M 2 2KOHM J 1 10W R1060 ERJ6GEYJ683 M 68KOHM J 1 1...

Page 21: ...R1131 ERJ6GEYJ101 M 100OHM J 1 10W 21 ...

Page 22: ... 50V C604 ECQV1H224JL P 0 22UF J 50V C605 ECQV1H224JL P 0 22UF J 50V C606 ECJ2VC1H222J C 2200PF J 50V C607 ECEA1HKA010 E 1UF 50V C608 ECEA1HKA100 E 10UF 50V C609 ECUX1H104KBX C 0 1UF K 50V C610 ECJ2VB1H103J C 0 01UF 50V C611 ECEA1HKAR22 E 0 22UF 50V C612 ECJ2VB1H472K C 4700PF K 50V C613 ECJ2VB1H472K C 4700PF K 50V C614 ECQV1H104JL P 0 1UF J 50V C615 ECQV1H224JL P 0 22UF J 50V C618 ECKR1H681KB5 C 6...

Page 23: ...LDR25V CORE L602 EXCELSA39V BEAD CORE L603 EXCELSA39V BEAD CORE L605 EXCELSA35T BEAD CORE L606 EXCELSA35T BEAD CORE L607 EXCELDR35V CORE L620 TSK1045 BEAD CORE L801 G0B303G00001 LINE FILTER L820 EXCELSA39E BEAD CHOKE L821 EXCELSA35T BEAD CORE L852 EXCELSA35B BEAD CORE L853 EXCELSA39E BEAD CHOKE L854 EXCELSA35B BEAD CORE L862 TLTACT1R5K PEAKING COIL L871 TLTACT1R5K PEAKING COIL L872 TLTACT1R5K PEAK...

Page 24: ...D356 MA152KTX DIODE 24 ...

Page 25: ... DIODE D630 MAZ30560HL DIODE D801 ERZV10D621CS VARISTOR D803 D4SB80 DIODE D804 TAP4GA0005 POSISTOR D810 B0EAKT000018 DIODE Q2380 2SD0601A0L TRANSISTOR Q2381 2SB709ATX TRANSISTOR Q3030 2SD0601A0L TRANSISTOR Q3031 2SD0601A0L TRANSISTOR Q3150 2SD0601A0L TRANSISTOR Q3151 2SB709ATX TRANSISTOR OTHERS A5 TJS3A9670 6P CONNECTOR A8 TJS3A9670 6P CONNECTOR A12 TJSF29204 CONNECTOR A22 TJS3A9650 4P CONNECTOR F...

Page 26: ...0 ERJ6GEY0R00 M 0OHM J 1 10W JS3132 ERJ6GEY0R00 M 0OHM J 1 10W JS3133 ERJ6GEY0R00 M 0OHM J 1 10W JS3135 ERJ6GEY0R00 M 0OHM J 1 10W JS3141 ERJ6GEY0R00 M 0OHM J 1 10W L5 TJS3A9670 6P CONNECTOR L8 TJS3A9670 6P CONNECTOR R364 ERC12GK222 S 2 2KOHM K 1 2W R365 ERC12GK222 S 2 2KOHM K 1 2W R369 ERJ6GEYJ103 M 10KOHM J 1 10W R374 ERQ12AJ181P F 180OHM J 1 2W R401 ERDS2TJ104 C 100KOHM J 1 4W R403 ER0S2CHF2491...

Page 27: ...R511 ERJ6ENF1002 M 10KOHM 1 10W 27 ...

Page 28: ...HM J 1 10W R589 ERJ6GEYJ103 M 10KOHM J 1 10W R590 ERJ6GEYJ333 M 33KOHM J 1 10W R591 ERJ6GEYJ103 M 10KOHM J 1 10W R592 ERJ6GEYJ222 M 2 2KOHM J 1 10W R593 ERJ6GEYJ103 M 10KOHM J 1 10W R594 ERJ6GEYJ104 M 100KOHM J 1 10W R601 ERJ6GEYJ153 M 15KOHM J 1 10W R603 ERJ6GEYJ393 M 39KOHM J 1 10W R604 ERJ6GEYJ101 M 100OHM J 1 10W R605 ERJ6GEYJ101 M 100OHM J 1 10W R606 ERJ6GEYJ101 M 100OHM J 1 10W R607 ERJ6GEYJ...

Page 29: ...EA1HKA010 E 1UF 50V C109 ECJ2VF1H103Z C 0 01UF Z 50V C116 ECJ2VF1H103Z C 0 01UF Z 50V C117 ECJ2VB1H103J C 0 01UF 50V C120 ECJ2VF1H103Z C 0 01UF Z 50V C121 ECJ2VF1H103Z C 0 01UF Z 50V C122 ECJ2VF1H103Z C 0 01UF Z 50V C136 ECJ2VF1H103Z C 0 01UF Z 50V C191 ECUX1H104KBX C 0 1UF K 50V C193 ECA1CM100B E 10UF 16V C350 ECA1CM101B E 100UF 16V C354 ECUX1H330JCX C 33PF J 50V C355 ECUX1H330JCX C 33PF J 50V C3...

Page 30: ...1 ECJ2VF1H103Z C 0 01UF Z 50V C1103 ECJ2VC1H331J C 330PF J 50V C1104 ECA1CM101B E 100UF 16V C1105 ECJ2VF1H103Z C 0 01UF Z 50V C1125 ECEA1CKA100 E 10UF 16V C1130 ECJ2VC1H560J C 56PF J 50V C1131 ECA0JM221B E 220UF 6 3V C1132 ECJ2VC1H560J C 56PF J 50V C1140 ECEA1CKA101 E 100UF 16V C1141 ECJ2VF1H104Z C 0 1UF Z 50V C1142 ECJ2VF1H104Z C 0 1UF Z 50V C2302 ECA1EM471B E 470UF 25V C2303 ECA1CM100B E 10UF 16...

Page 31: ...DIODE D831 B0BA02400029 ZENER DIODE D840 MA152KTX DIODE D853 RN1ZLF A1 DIODE D854 FMGG2CSLF665 DIODE D855 FMLG12S DIODE D856 MTZJ7 5C ZENER DIODE D860 PC123F2 DIODE D862 MTZJ2 0B ZENER DIODE D863 AG01Z DIODE D865 MTZJ3 6A ZENER DIODE D870 AG01Z DIODE D871 AG01Z DIODE D1105 MTZJ7 5C ZENER DIODE D1120 MA152KTX DIODE D1130 MTZJ5 6C ZENER DIODE D1131 MTZJ5 6C ZENER DIODE D1132 MTZJ5 6A ZENER DIODE D11...

Page 32: ...1A0L TRANSISTOR Q840 2SD0601A0L TRANSISTOR Q850 B1BCCM000002 TRANSISTOR Q852 2SD0601A0L TRANSISTOR Q857 2SC54190RA TRANSISTOR Q870 2SD0601A0L TRANSISTOR Q871 2SD0601A0L TRANSISTOR Q1052 2SD0601A0L TRANSISTOR Q1053 2SD0601A0L TRANSISTOR Q1110 2SB709ATX TRANSISTOR Q2120 2SD0601A0L TRANSISTOR RL801 K6B1CDA00027 RELAY S801 ESB92DA1B SWITCH S1001 EVQ11G05R SWITCH S1002 EVQ11G05R SWITCH S1003 EVQ11G05R ...

Page 33: ... 1C 2C 3C 4C 5C 6C ...

Page 34: ... 1A 2A 3A 4A 5A 6A 7A ...

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

Page 36: ......

Page 37: ......

Page 38: ... 1A 2A 3A 4A 5A 6A 7A 8A 9A 10A 11A 12A 13A 14A 15A 16A 17A ...

Page 39: ... 1A 1B 2B 3B 4B 5B 6B 7B 8B 9B 10B 11B 12B 2A 3A 4A 5A 6A 7A 8A 9A 10A 11A 12A 13A 14A 15A 16A 17A ...

Page 40: ... 1B 1C 2C 3C 4C 5C 6C 2B 3B 4B 5B 6B 7B 8B 9B 10B 11B 12B ...

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