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Panasonic TC-21PM50A Manual

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

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Summary of Contents for Panasonic TC-21PM50A

  • Page 1 ORDER NO. MTV0308252C3 Colour Television TC-21PM50A GP3 Chassis SPECIFICATIONS Specifications...
  • Page 2 Power Source : AC AUTO 110-240V, 50/60 Hz Power Consumption : Aerial Impedance : unbalanced Coaxial type Receiving System : 17 Systems Receiving Channels : 2-12 (PAL/SECAM B, K1) 0-12 (PAL B AUST.) 1-9 (PAL B N.Z.) 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, K1)

  • Page 3: Safety Precautions

    Dimensions : Height : 486.0 mm Width : 510.0 mm Depth : 489.0 mm Mass : 24.7 kg (Net Wt.) Specifications are subject to change without notice. / Mass and dimensions shown are approximate. 2003 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.
  • Page 4 4. When the receiver is not 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.

  • Page 5: Service Hints

    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 picture tube test jig for service, ensure that jig is capable of handling 29.0kV without causing X-Radiation. Note: It is important to use an accurate periodically calibrated high voltage meter. 1.
  • Page 6 2.2. Factory Mode Adjustment How to set : To set the Factory mode, press Volume 0 dac on the TV and Timer Setting 30 min on the remote control and press Volume (-) Down button on the TV together press recall on the remote control. / CHK should appear on right of TV screen.
  • Page 7 3. Adjustment G-CUT OFF, so that Y = 0.235 ± 0.010 nit. Adjustment of High Light 1. Adjustment Sub Bright, so that Y = 270 nit. 2. Adjustment R-Drive, so that X = 0.265 ± 0.010 nit. 3. Adjustment B-Drive, so that Y = 0.265 ± 0.010 nit. 2.4.
  • Page 8 Item / Preparation Adjustment Procedure +B Voltage Confirm the DC voltage at the indicated test points, as 1. Operate the TV set. TPA 10 : 140.5 ± 1.5V 2. Set control as follows : TPA 8 : 8 ± 1V Brightness ...minimum TPA 9 : 5 ±...
  • Page 9 Fig. 3 2.6. PAL Colour 1. Receive the PAL B/G studio colour bar pattern and adjust local frequency at the best tuned position. 2. Pic Menu: Dynamic Normal, Confirm Contrast - 100AC, Sub Contrast - 21DAC. 3. Channel colour set --------- STD. 4.
  • Page 10 Before Colour Purity, Convergence and White Balance adjustment are attempted, V. Height, H. Centre and Focus adjustments must be completed. Colour Purity 1. Set the Brightness and Contrast controls to their maximum positions. 2. Operate the TV set for 60 minutes. 3.
  • Page 11 9. Slowly push the Deflection Yoke and set it where a uniform green field is obtained. Fig. 7 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 12 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 13 Fig. 11 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 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...

  • Page 16: Parts Location

    4.2.2. L BOARD 2/2 5. Parts Location 6. Replacement Parts List...
  • Page 17 Part Name & Description Remarks A51LXR195X PICTURE TUBE EUR7717030 REMOTE CONTROL G0F500000010 DEFLECTION YOKE L0AA09C00009 SPEAKER TBM4G0959 MODEL NAME PLATE TBM4G3012 PANASONIC BADGE TBX4G88901 POWER BUTTON TES4G206 COIL SPRING THT4G1005R CRT SCREW THT4G1013R SCREW TKP4G11744 AC CORD BRACKET TKP4G12811-1 DOOR...
  • Page 18 Ref. No. Part No. Part Name & Description Remarks TQB4G3539 FAN BAG TSM10032-3 MAGNET TSN63115-4 PURITY MAGNET TSX4G113L AC POWER CORD TXFKY01AS09 CABINET ASSY TXFPC01BA01 CARTON TXFPD02AS08 CUSHION (BOTTOM) RESISTORS R003 ERJ6GEYJ100 M 10OHM,J,1/10W R004 ERG3FJ183H M 18KOHM,J, 3W R006 ERJ6GEYJ273 M 27KOHM,J,1/10W R007...
  • Page 19 R689 ERJ6GEYJ750 M 75OHM, 1/10W...
  • Page 20 Ref. No. Part No. Part Name & Description Remarks R801 ERF7ZK2R2 W 2.2OHM, 7W R810 ERG2FJ470 M 47OHM,J, 2W R811 ERG2FJ104H M 100KOHM,J, 2W R817 ERDS1TJ100 C 10OHM,J, 1/2W R818 ERG2FJ683H M 68KOHM,J, 2W R820 ERX12SJR33E M 0.33OHM,J, 1/2W R821 ERX12SJR27E M 0.27OHM,J, 1/2W R824...
  • Page 21 R1131 ERJ6GEYJ101 M 100OHM,J,1/10W...
  • Page 22 Ref. No. Part No. Part Name & Description Remarks R1132 ERJ6GEYJ101 M 100OHM,J,1/10W R1133 ERJ6GEYJ562 M 5.6KOHM,J,1/10W R1140 ERJ6ENF1002 M 10KOHM, 1/10W C519 ECA2CM330B E 33UF, 160V C520 ECA0JM221B E 220UF, 6.3V C552 ECA2EM100B E 10UF, 250V C555 ECKR2H471KB5 C 470PF, K,500V C558 ECA2CMR47B E 0.47UF, 160V...
  • Page 23 Ref. No. Part No. Part Name & Description Remarks C689 ECJ2VF1H104Z C 0.1UF, Z, 50V C801 ECQU2A224BN9 P 0.22UF, 250V C802 ECQU2A224BN9 P 0.22UF, 250V C806 ECKWAE472ZED C 4700PF, Z,500V C807 ECKWAE472ZED C 4700PF, Z,500V C808 ECKWAE472ZED C 4700PF, Z,500V C809 ECKWAE472ZED C 4700PF, Z,500V...
  • Page 24 D356 MA152KTX DIODE...
  • Page 25 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...
  • Page 26 Ref. No. Part No. Part Name & Description Remarks JA14 ERJ6GEY0R00 M 0OHM,J,1/10W JA16 ERJ6GEY0R00 M 0OHM,J,1/10W JA17 ERJ6GEY0R00 M 0OHM,J,1/10W JA19 ERJ6GEY0R00 M 0OHM,J,1/10W JA20 ERJ6GEY0R00 M 0OHM,J,1/10W JA22 ERJ6GEY0R00 M 0OHM,J,1/10W JA23 ERJ6GEY0R00 M 0OHM,J,1/10W JA25 ERJ6GEY0R00 M 0OHM,J,1/10W JA26 ERJ6GEY0R00 M 0OHM,J,1/10W...
  • Page 27 R511 ERJ6ENF1002 M 10KOHM, 1/10W...
  • Page 28 Ref. No. Part No. Part Name & Description Remarks R512 ERJ6ENF1152 M11.5KOHM, 1/10W R513 ERQ14AJ100E F 10OHM,J, 1/4W R520 ERQ12AJ2R7E F 2.7OHM,J, 1/2W R521 ERQ12AJ2R7E F 2.7OHM,J, 1/2W R522 ERJ6GEYJ123 M 12KOHM,J,1/10W R523 ERJ6GEYJ103 M 10KOHM,J,1/10W R524 ERJ6GEYJ104 M 100KOHM,J,1/10W R525 ERJ6GEYJ392 M 3.9KOHM,J,1/10W...
  • Page 29 Ref. No. Part No. Part Name & Description Remarks R3015 ERJ6GEYJ101 M 100OHM,J,1/10W R3022 ERJ6GEYJ101 M 100OHM,J,1/10W R3034 ERJ6GEYJ181 M 180OHM,J,1/10W R3035 ERJ6GEYJ560 M 56OHM,J,1/10W R3036 ERJ6GEYJ330 M 33OHM,J,1/10W R3037 ERJ6GEYJ331 M 330OHM,J,1/10W R3048 ERJ6GEYJ184 M 180KOHM,J,1/10W R3132 ERJ6GEYJ331 M 330OHM,J,1/10W R3133 ERJ6GEYJ331 M 330OHM,J,1/10W...
  • Page 30 Ref. No. Part No. Part Name & Description Remarks C516 ECA1EM102B E 1000UF, 25V C830 ECQB1H102JF P 1000PF, 50V C840 ECKCNA102MB7 C 1000PF, M, C841 ECKCNA471MB7 C 470PF, M, C842 ECKCNA471MB7 C 470PF, M, C844 ECKCNA102MB7 C 1000PF, M, C846 ECKCNA102MB7 C 1000PF, M, C850...
  • Page 31 Ref. No. Part No. Part Name & Description Remarks C3175 ECJ2VF1C105Z C 1UF, Z, 16V COILS K1ZZ00001205 CONNECTOR L001 TLTACT100K PEAKING COIL 10U L002 EXC3BB221H CHIP BEAD CORE L120 TLTACTR56K PEAKING COIL L125 TALV35VB8R2K PEAKING COIL L181 TLTACT100K PEAKING COIL 10U L182 TALV35VB6R8K PEAKING COIL...
  • Page 32 Ref. No. Part No. Part Name & Description Remarks IC1201 PQ1R33 LINEAR IC IC2301 AN7523N IC3151 C1BB00000712 TRANSISTORS Q001 2SD0601A0L TRANSISTOR Q101 2SD0601A0L TRANSISTOR Q102 2SC2480TX TRANSISTOR Q103 2SD2114KT TRANSISTOR Q105 2SD0601A0L TRANSISTOR Q180 2SB709ATX TRANSISTOR Q369 2SB709ATX TRANSISTOR Q501 2SC4212H TRANSISTOR Q520...
  • Page 33 <1C> <2C> <3C> <4C> <5C> <6C>...
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  • Page 39 <1A> <1B> <2B> <2A> <3B> <3A> <4A> <4B> <5A> <5B> <6A> <7A> <8A> <6B> <9A> <10A> <7B> <11A> <8B> <12A> <9B> <13A> <10B> <14A> <15A> <16A> <11B> <17A> <12B>...
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