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Matsushita Electric TC-21FX20M-MALAYSIA Service Manual

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SPECIFICATIONS
Power Source :
Power Consumption :
Aerial Impedance :
Receiving System :
Receiving Channels :
VHF
UHF
CATV
Specifications
AC AUTO 110-240V, 50/60 Hz
75
unbalanced
Coaxial type
17 Systems
2-12 PAL / SECAM B,K1
0-12 PAL B (N ZEALAND)
1-9 PAL B (N ZEALAND)
1-12 PAL / SECAM D
1-12 NTSC M (JAPAN)
2-13 NTSC M (U.S.A)
21-69 PAL G,H,I / SECAM G.K.KI
28-69 PAL B (Australia)
13-57 PAL D,K
13-62 NTSC M (JAPAN)
14-69 NTSC M (U.S.A)
S1-S20 (OSCAR)
1-125 (U.S.A CATV)
C13-C49 (JAPAN)
21-237 (CHINA)
5A,9A (AUSTRALIA)
ORDER NO. MTV0601413CE
TC-21FX20M-MALAYSIA
67W
Audio Terminal :
RAV In
Monitor Out
High Voltage :
Picture Tube :
Audio Output :
Dimensions :
Mass :
Specifications are subject to change without notice. / Mass
and dimensions shown are approximate.
1
Colour Television
GP41 Chassis
AV 1, 2, YUV, MONITOR OUT
Video In 1 Vp-p 75
Audio In Approx. 400mVrms
Video Out 1 Vp-p 75
Audio Out Approx. 400mVrms
27.5kV ±1.5
at zero beam current
A51LYZ295X
50.5cm (21 inches)
Measured diagonally,
90° deflection
16.0W
Height : 472 mm
Width : 648 mm
Depth : 488 mm
24 kg (Net Wt.)

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Summary of Contents for Matsushita Electric TC-21FX20M-MALAYSIA

  • Page 1 ORDER NO. MTV0601413CE Colour Television TC-21FX20M-MALAYSIA GP41 Chassis SPECIFICATIONS Specifications Power Source : AC AUTO 110-240V, 50/60 Hz Power Consumption : AV 1, 2, YUV, MONITOR OUT Audio Terminal : Aerial Impedance : unbalanced RAV In Video In 1 Vp-p 75 Coaxial type Audio In Approx.
  • Page 2: Safety Precautions

    2006 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. 1. Safety Precautions 1.1. General Guide Lines 1. It is advisable to insert an isolation transformer in the AC supply before servicing this hot chassis.
  • Page 3 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 . When the exposed metal does not have a return path to the chassis, the reading must be infinite.
  • Page 4: Service Hints

    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. GP41 Chassis Block Diagram 2. Service Hints 2.1. Service Position for E-Board 1.
  • Page 5 4. Service Mode 1 Function 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.
  • Page 6 7. Service Mode 3 Function 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 Light.
  • Page 7 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.
  • Page 8 1. Receive the crosshatch pattern. 2. Set to 0 Beam. Screen VR ..minimum Contrast ....minimum Adjustment procedure 1. Connect a DC voltage meter to TPA 16 and confirm the +B voltage is 141.0 ± 2V. 2. Connect a high frequency voltmeter to heater and confirm that voltage reads 6.3 ±...
  • Page 9 9. Slowly push the Deflection Yoke and set it where a uniform green field is obtained. Fig. 21 10. Re-adjust the Low Light controls to their correct settings and make sure that a uniform white field is obtained. 11. Tighten the clamp screw A in Fig. 10. Convergence 1.
  • Page 10 4. Adjust Red and Blue with Green line at centre of the screen by rotating (RB)-G static convergence magnetic rings. 5. Lock 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.
  • 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...
  • Page 12 Notes: 1. Wedge A, B and C should be inserted following the sequence of 1, 2 and 3 shown in 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.
  • Page 14: Parts Locations

    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...
  • Page 15: Replacement Parts List

    6. Replacement Parts List...
  • Page 16 6.1. Replacement Parts List Ref. No. Part No. Part Name & Description Remarks A51LYZ295X PICTURE TUBE EAS15S17A SPEAKER EUR7717040R REMOTE CONTROL TBM4G1293 MODEL NAME PLATE TBM4G3017 PANASONIC BADGE TBX4G91101 POWER BUTTON TES4G206 COIL SPRING TES4G214 SPRING (POWER BUTTON) TES4G409-1 SPRING (DOOR) THT4G10139 SCREW THT4G1014J...
  • Page 17 Ref. No. Part No. Part Name & Description Remarks TPD4G1171-1 CUSHION (TOP) TPE4G14036 SET COVER TQB4G3986 FAN BAG TSMA011 MAGNET TSN63115-4 PURITY MAGNET TSX4G166L-1 AC POWER CORD TXFKY02DS03 CABINET ASSY TXFPC01DS03 CARTON TXFPD04DS02 CUSHION (BOTTOM) CAPACITORS C002 ECJ2VF1H103Z C 0.01UF, Z, 50V C003 ECJ2VC1H560J C 56PF, J, 50V...
  • Page 18 Ref. No. Part No. Part Name & Description Remarks C368 ECA2EM100B E 10UF, 250V C370 F1J1H272A021 C 2700PF, 50V C371 F1J1H272A021 C 2700PF, 50V C372 F1J1H272A021 C 2700PF, 50V C373 ECJ2VC1H471J C 470PF, J, 50V C374 ECJ2VC1H471J C 470PF, J, 50V C376 ECJ2VC1H471J C 470PF, J, 50V...
  • Page 19 C642 ECJ2VF1H104Z C 0.1UF, Z, 50V...
  • Page 20 Ref. No. Part No. Part Name & Description Remarks C645 ECJ2VF1H104Z C 0.1UF, Z, 50V C646 ECJ2VF1H104Z C 0.1UF, Z, 50V C650 ECA1CM331B E 330UF, 16V C652 ECJ2VF1H104Z C 0.1UF, Z, 50V C654 ECJ2VF1H104Z C 0.1UF, Z, 50V C655 ECJ2VF1H104Z C 0.1UF, Z, 50V C656 ECJ2VC1H270J...
  • Page 21 Ref. No. Part No. Part Name & Description Remarks D361 B0AACK000004 DIODE D362 B0AACK000004 DIODE D363 B0AACK000004 DIODE D364 B0AACK000004 DIODE D365 B0AACK000004 DIODE D366 B0AACK000004 DIODE D367 B0AACK000004 DIODE D402 B0HAJL000003 DIODE D503 B0AACK000004 DIODE D504 B0AACK000004 DIODE D507 B0ACMJ000001 DIODE D511...
  • Page 22 Ref. No. Part No. Part Name & Description Remarks IC851 C0DAEJG00001 IC, POWER SUPPLY IC857 C0DBEHE00005 IC, POWER SUPPLY IC860 B3PAA0000363 PHOTO COUPLER IC871 C0DAEJG00001 IC, POWER SUPPLY IC875 C0DBEHE00005 IC, POWER SUPPLY COILS L002 G0C100K00008 COIL L003 G0C4R7JA0055 PEAKING COIL L2302 J0JKA0000038 BEAD CORE...
  • Page 23 Ref. No. Part No. Part Name & Description Remarks Q362 B1ACAA000019 TRANSISTOR Q370 B1BAAL000016 TRANSISTOR Q371 B1BAAL000016 TRANSISTOR Q372 B1BAAL000016 TRANSISTOR Q501 2SC4212H TRANSISTOR Q520 B1ADBM000004 TRANSISTOR Q551 2SC6073000LK TRANSISTOR Q603 B1ABCE000015 TRANSISTOR Q604 B1ABCE000015 TRANSISTOR Q605 B1ABCE000015 TRANSISTOR Q608 B1ABCE000015 TRANSISTOR Q610...
  • Page 24 R255 ERJ6GEYJ751 M 750OHM,J,1/10W...
  • Page 25 Ref. No. Part No. Part Name & Description Remarks R256 ERDS2TJ472 C 4.7KOHM,J, 1/4W R257 ERDS2TJ472 C 4.7KOHM,J, 1/4W R3002 ERJ6GEYJ750 M 75OHM, 1/10W R3004 ERJ6GEYJ104 M 100KOHM,J,1/10W R3005 ERJ6GEYJ750 M 75OHM, 1/10W R3006 ERJ6GEYJ750 M 75OHM, 1/10W R3008 ERJ6GEYJ104 M 100KOHM,J,1/10W R3009 ERJ6GEYJ750...
  • Page 26 R399 D0AE301JA046 C 300OHM,J, 1/4W...
  • Page 27 Ref. No. Part No. Part Name & Description Remarks R401 ERDS2TJ104 C 100KOHM,J, 1/4W R403 ERJ6GEYJ563 M 56KOHM,J,1/10W R404 ERJ6GEYJ153 M 15KOHM,J,1/10W R405 ERDS2TJ563 C 56KOHM,J, 1/4W R406 ERDS1TJ1R5 C 1.5OHM,J, 1/2W R407 ERG1SJ221V M 220OHM,J,1W R413 ERJ6GEYJ183 M 18KOHM,J,1/10W R416 ERX1SJ1R2E M 1.2OHM,J, 1W...
  • Page 28 R641 ERJ6GEY0R00 M 0OHM,J,1/10W...
  • Page 29 Ref. No. Part No. Part Name & Description Remarks R643 ERJ6GEY0R00 M 0OHM,J,1/10W R644 ERJ6GEYJ103 M 10KOHM,J,1/10W R645 ERJ6GEYJ101 M 100OHM,J,1/10W R646 ERJ6GEYJ183 M 18KOHM,J,1/10W R647 ERJ6GEYJ750 M 75OHM, 1/10W R656 ERJ6GEYJ823 M 82KOHM,J,1/10W R658 ERDS2TJ470 C 47OHM,J, 1/4W R659 ERJ6GEYJ470 M 47OHM,J,1/10W R660...
  • Page 30 Ref. No. Part No. Part Name & Description Remarks T801 ETS35AH1G6AC SWITCHING TRANS OTHERS K1KA04AA0190 CONNECTOR K1KA04AA0093 CONNECTOR CF835 TAP4GA0005 POSISTOR F860 K5D502BLA016 FUSE 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 JA13 ERJ6GEY0R00 M 0OHM,J,1/10W JA14...
  • Page 31 Ref. No. Part No. Part Name & Description Remarks TU001 ENV59K15G3F TUNER X601 H0D202500007 CRYSTAL OSC XF101 J0C3525A0002 DELAY LINE...
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