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Panasonic TC-14Z88KQ Service Manual

Gp3 chassis
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SPECIFICATIONS
Specifications
Power Source :
Power Consumption :
Aerial Impedance :
Receiving System :
Receiving Channels :
VHF
UHF
CATV
Intermediate Frequency :
Video
Sound
ORDER NO. MTV0401271C3
AC AUTO 110-240V, 50 / 60 Hz
75
unbalanced
Coaxial type
17 Systems
1-11 PAL B (Australia & N.Zealand)
1-12 PAL / SECAM D
1-12 NTSC M JAPAN
2-12 PAL / SECAM B, G
2-13 NTSC M U.S.A.
21-69 PAL G I / SECAM B, G, K1
28-69 PAL G (Australia)
13-56 PAL D
13-52 NTSC M JAPAN
14-69 NTSC NTSC M U.S.A.
S1-S41 (Hyper)
31.5 MHz (D, K, K1)
32 MHz (I)
32.5 MHz (B, G)
1
Colour Television
TC-14Z88KQ
GP3 Chassis
61W
38.0 MHz

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Summary of Contents for Panasonic TC-14Z88KQ

  • Page 1 ORDER NO. MTV0401271C3 Colour Television TC-14Z88KQ GP3 Chassis SPECIFICATIONS Specifications Power Source : AC AUTO 110-240V, 50 / 60 Hz Power Consumption : Aerial Impedance : unbalanced Coaxial type Receiving System : 17 Systems Receiving Channels : 1-11 PAL B (Australia & N.Zealand)

  • Page 2: Safety Precautions

    33.5 MHz (M) Colour 33.57 MHz (PAL) 33.6 MHz (SECAM) 33.75 MHz (SECAM) 34.42 MHz (NTSC) Video / Audio Terminals : 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 : 24.5kV ±...
  • Page 3 insulation barriers, insulation papers, shields and isolation R-C combinations, are properly installed. 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 26.0kV is present when this receiver is in operation.

  • Page 4: Service Hints

    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 picture tube test jig for service, ensure that jig is capable of handling 26.0kV without causing X-Radiation. Note: It is important to use an accurate periodically calibrated high voltage meter.
  • Page 5 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 6 3. Adjustment G-CUT OFF, so that Y = 0.229 ± 0.010 nit. Adjustment of High Light 1. Adjustment Sub Bright, so that Y = 155 nit. 2. Adjustment R-Drive, so that X = 0.263 ± 0.010 nit. 3. Adjustment B-Drive, so that Y = 0.273 ± 0.010 nit. 2.4.
  • Page 7 Item / Preparation Adjustment Procedure +B Voltage Confirm the DC voltage at the indicated test points, as 1. Operate the TV set. TPA 10 : 141.0 ± 2.0V 2. Set control as follows : TPA 8 : 8 ± 1V Brightness ...
  • Page 8 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 - 63, Sub Contrast - 3. Channel colour set --------- STD 4.
  • Page 9 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 10 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 11 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 12 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 14: Part Location

    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 / 2) 4.2.2.

  • Page 15: Replacement Parts List

    6. Replacement Parts List...
  • Page 16 A34KQW42X PICTURE TUBE EUR7717030 REMOTE CONTROL JH225U-013 CONVERGENCE YOKE KDY3GCE47F2 DEFLECTION YOKE TASA0003 SPEAKER TBM4G1016 MODEL NAME PLATE TBM4G3008 PANASONIC BADGE TBX4G89402 POWER BUTTON TEK6935 DOOR SWITCH TES4G206 COIL SPRING THT4G1004R CRT SCREW TJB1725100 75-300OHM ADAPTOR TKP4G11744 AC CORD BRACKET...
  • Page 17 Ref. No. Part No. Part Name & Description Remarks TQB4G3617 FAN BAG TSM10032-4 PURITY MAGNET TSN63115-4 PURITY MAGNET TSX4G111L AC POWER CORD TXFKY02BG28 CABINET ASSY TXFPC01BM06 CARTON TXFPD02AS04 CUSHION (BOTTOM) TXFSA01AA2S DIPOLE ANTENNA CAPACITORS C001 ECEA1CKA220 E 22UF, 16V C002 ECJ2VF1H103Z C 0.01UF, Z, 50V C003...
  • Page 18 Ref. No. Part No. Part Name & Description Remarks C633 ECJ2ZF1C105Z C 1UF, Z, 16V C636 ECA1CM101B E 100UF, 16V C640 ECA1CM100B E 10UF, 16V C641 ECJ2VC1H100C C 10PF, C, 50V C670 ECA1CM100B E 10UF, 16V C680 ECJ2YB1H473K C 0.047UF, K, 50V C685 ECJ2VC1H101K C 100PF, K , 50V...
  • Page 19 Ref. No. Part No. Part Name & Description Remarks D1120 MA152KTX DIODE D1130 MTZJ5.6C ZENER DIODE D1131 MTZJ5.6C ZENER DIODE IC801 C5HABZZ00116 IC, POWER SUPPLY IC802 C0EAS0000026 IC851 C0DAAHF00005 IC, POWER SUPPLY IC880 AN77L05 LINEAR IC COILS L001 G0C100K00008 COIL L002 EXC3BB221H CHIP BEAD CORE...
  • Page 20 Ref. No. Part No. Part Name & Description Remarks Q2380 B1ABCE000005 TRANSISTOR Q2381 2SB709ATX TRANSISTOR Q3030 B1ABCE000005 TRANSISTOR Q3031 B1ABCE000005 TRANSISTOR Q3150 B1ABCE000005 TRANSISTOR Q3151 2SB709ATX TRANSISTOR Q369 2SB709ATX TRANSISTOR Q501 2SC4212H TRANSISTOR Q520 2SB792ATX TRANSISTOR Q551 2SC5902000LK TRANSISTOR Q580 B1ABCE000005 TRANSISTOR Q581...
  • Page 21 Ref. No. Part No. Part Name & Description Remarks R404 D0AE751JA046 C 750OHM, J , 1/4W R405 ER0S2CHF2701 M 2.7KOHM,F,1/4W R406 ERDS1FJ1R0 C 1OHM,J, 1/2W R407 ERG2FJ331H M 330KOHM,F,2W R408 ERD25V0R00T C 0OHM, 1/4W R411 D0AE202JA046 C 2KOHM,J, 1/4W R412 ERDS2TJ332 C 3.3KOHM,J, 1/4W R413...
  • Page 22 Ref. No. Part No. Part Name & Description Remarks K1ZZ00001205 CONNECTOR 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 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...
  • Page 23 Ref. No. Part No. Part Name & Description Remarks C3175 ECJ2VF1C105Z C 1UF, Z, 16V C350 ECA1CM101B E 100UF, 16V C354 ECJ2VC1H330J C 33PF, J, 50V C355 ECJ2VC1H330J C 33PF, J, 50V C356 ECJ2VC1H330J C 33PF, J, 50V C359 ECQM4104KZ P 0.1UF, K,400V C368 ECJ2VC1H122J...
  • Page 24 Ref. No. Part No. Part Name & Description Remarks C614 ECQV1H104JL P 0.1UF, J, 50V D1132 MTZJ5.6A ZENER DIODE D1140 MTZJ5.6B ZENER DIODE D1151 B3AGA0000092 DIODE D120 MA858 DIODE D2380 MA152KTX DIODE D2381 MA152KTX DIODE D2382 MA152KTX DIODE D354 MA152KTX DIODE D355 MA152KTX...
  • Page 25 D860 PC123F2 DIODE...
  • Page 26 Ref. No. Part No. Part Name & Description Remarks D862 MTZJ2.0B ZENER DIODE D863 AG01Z DIODE D865 MTZJ3.6A ZENER DIODE D870 AG01Z DIODE D871 AG01Z DIODE INTEGRATED CIRCUITS IC1103 TVR4GAS232 EEPROM IC IC1104 B3RAD0000012 REMOTE RECEIVER IC IC1201 PQ1R33 LINEAR IC IC2301 AN7523N IC3151...
  • Page 27 Ref. No. Part No. Part Name & Description Remarks R1131 ERJ6GEYJ101 M 100OHM,J,1/10W R1132 ERJ6GEYJ101 M 100OHM,J,1/10W R1133 ERJ6GEYJ562 M 5.6KOHM,J,1/10W R1140 ERJ6ENF1002 M 10KOHM, 1/10W R1141 ERJ6GEYJ182 M 1.8KOHM,J,1/10W R1142 ERJ6GEYJ100 M 10OHM,J,1/10W R116 ERJ6GEYJ222 M 2.2KOHM,J,1/10W R117 ERJ6GEYJ682 M 6.8KOHM,J,1/10W R118 ERJ6GEYJ103...
  • Page 28 Ref. No. Part No. Part Name & Description Remarks R612 ERJ6GEYJ102 M 1KOHM,J,1/10W R614 ERJ6GEYJ392 M 3.9KOHM,J,1/10W R617 ERJ6GEYJ391 M 390OHM,J,1/10W R619 ERJ6GEYJ121 M 120OHM,J,1/10W R620 ERJ6GEYJ121 M 120OHM,J,1/10W R623 ERJ6GEYJ331 M 330OHM,J,1/10W R633 ERJ6GEYJ470 M 47OHM,J,1/10W R634 ERJ6GEYJ750 M 75OHM, 1/10W R640 ERJ6GEYJ822 M 8.2KOHM,J,1/10W...
  • Page 29 <1D> <2D> <3D> <4D> <5D> <6D> <7D>...
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  • Page 35 <1A> <1B> <2B> <2A> <3B> <3A> <4B> <5B> <4A> <6B> <5A> <6A> <7B> <8B> <7A> <9B> <10B> <8A> <11B> <9A> <12B> <10A> <11A> <12A> <13B> <14B> <13A> <15B> <16B> <14A> <17B> <15A> <16A> <17A> <18B>...
  • Page 36 <1C> <1B> <2B> <2C> <3B> <3C> <4C> <4B> <5B> <6B> <7B> <8B> <9B> <10B> <5C> <11B> <6C> <7C> <12B> <13B> <14B> <8C> <15B> <9C> <10C> <16B> <17B> <18B> <11C>...
  • Page 37 <1C> <1D> <2C> <2D> <3C> <3D> <4C> <4D> <5C> <5D> <6C> <6D> <7C> <7D> <8C> <9C> <10C> <11C>...