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Panasonic TC-21Z88RB Service Manual
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Panasonic TC-21Z88RB Service Manual

Panasonic TC-21Z88RB Service Manual

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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. MTV0301215C3
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)
33.5 MHz (M)
1
Colour Television
TC-21Z88RB
MX-5ZA Chassis
108W
38.0 MHz

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Summary of Contents for Panasonic TC-21Z88RB

  • Page 1 ORDER NO. MTV0301215C3 Colour Television TC-21Z88RB MX-5ZA Chassis SPECIFICATIONS Specifications Power Source : AC AUTO 110-240V, 50/60 Hz Power Consumption : 108W Aerial Impedance : unbalanced Coaxial type Receiving System : 17 Systems Receiving Channels : 1-11 PAL B (Australia & N.Zealand)

  • Page 2: Safety Precautions

    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 : 28.0kV ±1.0 at zero beam current...
  • 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 27.0kV 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 28.0kV 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 = 0.235 ± 0.010 nit. Adjustment of High Light 1. Adjustment Sub Bright, so that Y = 155 nit. 2. Adjustment R-Drive, so that X = 0.270 ± 0.010 nit. 3. Adjustment B-Drive, so that Y = 0.275 ± 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 12 : 140.5 ± 1.5V 2. Set control as follows : TPA 11 : 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 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) 4.2.2. L BOARD (2/2) 4.3. Z BOARD 4.3.1. Z BOARD (1/2) 4.3.2. Z BOARD (2/2)
  • Page 15 5. Part Location 6. Replacement Parts List...

  • Page 16: Replacement Parts List

    REMOTE CONTROL JH291U-009 CONVERGENCE YOKE KDY3NKE65F DEFLECTION YOKE TBM4G0950 MODEL NAME PLATE (S’PORE ONLY) TBM4G0951 MODEL NAME PLATE (M’EAST ONLY) TBM4G3003 PANASONIC BADGE TBX4G89011 POWER BUTTON TEK6935 DOOR SWITCH TES4G206 COIL SPRING THT4G1013R SCREW TKP4G11745 AC CORD BRACKET TJS4G8100 AC PLUG ADAPTOR (M’EAST ONLY)
  • Page 17 Ref. No. Part No. Part Name & Description Remarks TNP4G216AM A BOARD (S’PORE ONLY) TNP4G216AM.A A BOARD (M’EAST ONLY) TNP4G225AG L BOARD TNP4G230AA Z BOARD TPC4G48206 CARTON TPE4G14003 LAMI BAG (S’PORE ONLY) TPE4G14025 SET COVER TQB4G3309 FAN BAG (S’PORE ONLY) TQB4G3312 FAN BAG (M’EAST ONLY)
  • Page 18 Ref. No. Part No. Part Name & Description Remarks R610 ERJ6GEYJ103 M 10KOHM,J,1/10W R611 ERJ6GEYJ472 M 4.7KOHM,J,1/10W R612 ERJ6GEYJ102 M 1KOHM,J,1/10W R613 ERJ6GEYJ391 M 390OHM,J,1/10W R614 ERJ6GEYJ392 M 3.9KOHM,J,1/10W R616 ERJ6GEYJ392 M 3.9KOHM,J,1/10W R617 ERJ6GEYJ181 M 180OHM,J,1/10W R618 ERJ6GEYJ184 M 180KOHM,J,1/10W R619 ERJ6GEYJ121 M 120OHM,J,1/10W...
  • Page 19 Ref. No. Part No. Part Name & Description Remarks R3015 ERJ6ENF3300 M 330OHM, 1/10W R3019 ERJ6GEYJ104 M 100KOHM,J,1/10W R3020 ERJ6GEYJ104 M 100KOHM,J,1/10W R3024 ERJ6GEYJ560 M 56OHM,J,1/10W R3025 ERJ6GEYJ103 M 10KOHM,J,1/10W R3132 ERJ6GEYJ471 M 470OHM,J,1/10W R3133 ERJ6GEYJ471 M 470OHM,J,1/10W CAPACITORS C001 ECEA1CKA220 E 22UF, 16V C002...
  • Page 20 Ref. No. Part No. Part Name & Description Remarks C570 ECJ2VC1H560J C 56PF, J, 50V C601 ECEA1CKA101 E 100UF, 16V C602 ECUX1H104KBX C 0.1UF, K, 50V C603 ECJ2VB1H472K C 4700PF, K, 50V C863 ECKR2H331KB5 C 330PF, K,500V C864 ECKR2H331KB5 C 330PF, K,500V C865 F2A2C680A021 E 68UF, 160V...
  • Page 21 Ref. No. Part No. Part Name & Description Remarks C2806 ECJ2VF1H102Z C 1000PF, Z, 50V C2808 ECJ2VC1H102J C 1000PF, J, 50V C2809 ECJ2VF1H102Z C 1000PF, Z, 50V C2810 ECJ2VF1H104Z C 0.1UF, Z, 50V C2811 ECEA1HKA010 E 1UF, 50V C2812 ECJ2VF1H224Z C 0.22UF, Z, 50V C2815 ECJ2VF1H103Z...
  • Page 22 Ref. No. Part No. Part Name & Description Remarks D1204 MTZJ5.6B ZENER DIODE D2333 MA152KTX DIODE D2380 MA152KTX DIODE D2381 MA152KTX DIODE D2385 MA152KTX DIODE D2386 MA152KTX DIODE D3014 MA152KTX DIODE INTEDGRATED CIRCUITS IC351 TDA6107Q/N2 LINEAR IC IC451 AN5539 IC601 TDA9381I064V IC801 STRW6654LF02...
  • Page 23 JS850 ERJ6GEY0R00 M 0OHM,J,1/10W...
  • Page 24 Ref. No. Part No. Part Name & Description Remarks JS2380 ERJ6GEY0R00 M 0OHM,J,1/10W JS2381 ERJ6GEY0R00 M 0OHM,J,1/10W JS2422 ERJ6GEY0R00 M 0OHM,J,1/10W JS3010 ERJ6GEY0R00 M 0OHM,J,1/10W JS3022 ERJ6GEY0R00 M 0OHM,J,1/10W JS3102 ERJ6GEY0R00 M 0OHM,J,1/10W JS3103 ERJ6GEY0R00 M 0OHM,J,1/10W TJS3A9670 6P CONNECTOR TJS3A9880 8P CONNECTOR S801...
  • Page 25 R405 ERJ6GEYJ222 M 2.2KOHM,J,1/10W...
  • Page 26 Ref. No. Part No. Part Name & Description Remarks R406 ERJ6GEYJ1R0 M 1OHM,J,1/10W R407 ERDS1TJ331 C 330OHM,J, 1/2W R408 ERJ6GEY0R00 M 0OHM,J,1/10W R409 ERJ6GEYJ823 M 82KOHM,J,1/10W R411 ERJ6GEYJ182 M 1.8KOHM,J,1/10W R412 ERJ6GEYJ332 M 3.3KOHM,J,1/10W R415 ERJ6GEYJ431 M 430OHM,J,1/10W R416 ERX12SJ1R0E M 1OHM,J, 1/2W R417 ERX12SJR82E...
  • Page 27 Ref. No. Part No. Part Name & Description Remarks R1101 ERJ6GEYJ332 M 3.3KOHM,J,1/10W R1104 ERJ6GEYJ562 M 5.6KOHM,J,1/10W R1105 ERJ6GEYJ562 M 5.6KOHM,J,1/10W R1106 ERJ6GEYJ102 M 1KOHM,J,1/10W R1108 ERJ6GEYJ101 M 100OHM,J,1/10W R1109 ERJ6GEYJ101 M 100OHM,J,1/10W R1117 ERJ6GEYJ471 M 470OHM,J,1/10W R1120 ERJ6GEY0R00 M 0OHM,J,1/10W R1122 ERJ6GEYJ332 M 3.3KOHM,J,1/10W...
  • Page 28 Ref. No. Part No. Part Name & Description Remarks C617 ECEA1CKA100 E 10UF, 16V C618 ECKR1H681KB5 C 680PF, K, 50V C620 ECJ2VC1H470J C 47PF, J, 50V C621 ECJ2VB1H471K C 470PF, K, 50V C622 ECJ2VF1H104Z C 0.1UF, Z, 50V C623 ECJ2VC1H270J C 27PF, J, 50V C624 ECEA1CKA100...
  • Page 29 Ref. No. Part No. Part Name & Description Remarks C3111 ECJ2VB1H392K C 3900PF, K, 50V C3112 ECJ2VB1H392K C 3900PF, K, 50V C3113 ECJ2VB1H392K C 3900PF, K, 50V C3114 ECJ2VB1H392K C 3900PF, K, 50V COILS K1ZZ00001205 CONNECTOR L001 TLTACT100K PEAKING COIL 10U L002 EXC3BB221H CHIP BEAD CORE...
  • Page 30 Ref. No. Part No. Part Name & Description Remarks D362 ERA22-04 DIODE D363 MA165 DIODE D365 MTZJ10C ZENER DIODE D375 MA165 DIODE D402 B0HAJP000015 DIODE D403 MTZJ33B ZENER DIODE D511 MA4108J DIODE D512 MA171 DIODE TRANSISTORS Q001 B1ABCF000078 TRANSISTOR Q101 B1ABCF000078 TRANSISTOR Q102...
  • Page 31 Ref. No. Part No. Part Name & Description Remarks ERJ6GEY0R00 M 0OHM,J,1/10W ERJ6GEY0R00 M 0OHM,J,1/10W ERJ6GEY0R00 M 0OHM,J,1/10W ERJ6GEY0R00 M 0OHM,J,1/10W 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 JA15 ERJ6GEY0R00 M 0OHM,J,1/10W JA16 ERJ6GEY0R00 M 0OHM,J,1/10W...
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