Panasonic TX-29E220T Service Manual
Panasonic TX-29E220T Service Manual

Panasonic TX-29E220T Service Manual

Gp2 chassis

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Specification
Power Source
Power Consumption
Aerial Terminal
Tuning System
Receiving System
Receiving Channels
VHF BAND
UHF BAND
CATV
Intermediate Frequency
Video
AC AUTO 220-240V, 50/60 Hz
Standby condition : 7 W
Impedance : 75Ω, Coaxial type
Frequency Synthesizer
Auto Search Tuning
Pos : 100 Positions
21 Systems
Regular TV
0-12 (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)
28-69 (PAL B AUST.)
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)
S21-S41 (HYPER)
Z1-Z37 (CHINA)
5A, 9A (AUST.)
38.0 MHz
31.5 MHz (D, K) / 32.5 MHz (B, G)
32.0 MHz (I) / 32.5 MHz (M)
TX-29E220T
GP2 Chassis
Sound
164 W
Colour
Video/Audio/Terminals
AV 1, 2, 3, 4
DVD
Y
P
B
P
R
Video In
Audio In
Monitor Out
Video In
Audio In
High Voltage
Picture Tube
Audio Output
Dimensions (W x D x H)
Weight (Mass)
Note:
© 2005 Matsushita Electric Industrial Co., Ltd. All
rights
distribution is a violation of law.
Order No. MTV0501401C3
Colour Television
33.57 MHz (PAL) /
33.6 MHz (SECAM)
34.42 MHz (NTSC) /
33.75 MHz (SECAM)
Approx. 0.5V, 47KΩ
Approx. 0.5V, 47KΩ
31.0 ± 1.0 at zero
A68LZU185X Type 29 (68 cm)
Measured diagonally
757 mm x 514 mm x 576 mm
reserved.
Unauthorized
S-Video In
Y:1 Vp-p, 75Ω
C:0.3 Vp-p, 75Ω
1.0Vp-p, 75Ω
0.7Vp-p, 75Ω
0.7Vp-p, 75Ω
1Vp-p, 75Ω
1Vp-p, 75Ω
beam current
104° deflection
20 W speaker
42.5 kg (Net)
copying
and

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Table of Contents
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Summary of Contents for Panasonic TX-29E220T

  • Page 1 Order No. MTV0501401C3 Colour Television TX-29E220T GP2 Chassis Specification Power Source AC AUTO 220-240V, 50/60 Hz Sound 33.57 MHz (PAL) / Power Consumption 164 W Colour 33.6 MHz (SECAM) Standby condition : 7 W 34.42 MHz (NTSC) / Aerial Terminal Impedance : 75Ω, Coaxial type...
  • Page 2: Table Of Contents

    TX-29E220T Specifications are subject to change without notice. Mass and dimensions shown are approximate. CONTENTS Page Page 1 Safety Precautions 4.4. White Balance (Market Mode CHK 4) 1.1. General Guide 4.5. Adjustment of CRT VRS 1.2. Leakage Current Cold Check 5 Conductor Views 1.3.
  • Page 3: Safety Precautions

    TX-29E220T 1 Safety Precautions 1.3. Leakage Current Hot Check (See Fig. 1) 1.1. General Guide 1. Plug the AC cord directly into the AC outlet. Do not use an 1. It is advisable to insert an isolation transformer in the AC isolation transformer for this check.
  • Page 4: Gp2 Block Diagram

    TX-29E220T 1.5. GP2 Block Diagram...
  • Page 5: Service Hints

    TX-29E220T 2 Service Hints 2.1. How to move chassis into service position 1. Remove 9 screws. 2. Draw out Main Chassis. 3. Stand the Main Chassis.
  • Page 6: Market Mode Function

    TX-29E220T 3 Market Mode Function Outline: MPU controls the functions switching for each ICs through IIC bus in this chassis. The following setting and adjustment can be adjusted by remote control in Market Mode. 1. Selection of Market Mode Adjust the VOLUME “zero” and set OFF TIMER Button to 30 min. Then, simultaneously press the RECALL Button on the remote control and the VOLUME DOWN button - the TV set.
  • Page 7: Adjustment Procedure

    TX-29E220T 4 Adjustment Procedure 4.1. Adjustment Procedure 4.1.1. +B Voltage 4.1.3. High Voltage Item / preparation Item / preparation 1. Operate the TV set. 1. Receive the crosshatch pattern. 2. Set control as follows : 2. Set to 0 Beam.
  • Page 8: Colour Purity

    TX-29E220T 4.2. Colour Purity 4.3. Convergence 1. Set Bright and Contrast controls to their maximum 1. Apply a crosshatch pattern signal and set Contrast control positions. to the maximum position. 2. Operate the TV set over 60 minutes. 2. Adjust Bright control to obtain a clear pattern.
  • Page 9: White Balance (Market Mode Chk 4)

    TX-29E220T 4.4. White Balance (Market Mode CHK 4) Preparation 1. Receive a colour bar signal with colour “OFF”, and operate Note: the TV set for more than 30 minutes. Write down the original value for each address adjustment before adjusting anything.
  • Page 10: Adjustment Of Crt Vrs

    TX-29E220T 4.5. Adjustment of CRT VRS NOTE: FOR FLAT CRT ONLY PREPARATION 1. Set DY to CRT not to tilt up and down left and right deflection. 2. Set CY to CRT and set CY magnet primarily. Pur Mg : Set Pur Mg that 2 magnets are (top position) VRS Mag : Set VRS Mg that 2 magnets are (horizontal position) only 21”, 25”...
  • Page 11: Conductor Views

    TX-29E220T 5 Conductor Views...
  • Page 12: Schematic Diagrams

    TX-29E220T 6 Schematic Diagrams 6.1. Schematic Diagram for GP2 Chassis...
  • Page 13 TX-29E220T...
  • Page 14: D Board

    TX-29E220T 6.2. D Board 6.2.1. D Board (1/7) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A>...
  • Page 15 TX-29E220T 6.2.2. D Board (2/7) <1A> <1B> <2B> <3B> <2A> <3A> <4A> <4B> <5A> <5B> <6A> <6B> <7A> <7B> <8A> <8B>...
  • Page 16 TX-29E220T 6.2.3. D Board (3/7) <1B> <1C> <2B> <2C> <3B> <3C> <4C> <5C> <4B> <5B> <6C> <6B> <7B> <7C> <8B> <8C>...
  • Page 17 TX-29E220T 6.2.4. D Board (4/7) <1D> <1C> <2C> <3C> <2D> <4C> <3D> <5C> <6C> <4D> <5D> <6D> <7C> <7D> <8C> <8D>...
  • Page 18 TX-29E220T 6.2.5. D Board (5/7) <1D> <1E> <2E> <2D> <3E> <3D> <4E> <4D> <5D> <5E> <6E> <6D> <7D> <7E> <8D> <8E>...
  • Page 19 TX-29E220T 6.2.6. D Board (6/7) <1E> <1F> <2E> <2F> <3F> <3E> <4F> <4E> <5F> <6F> <5E> <6E> <7E> <7F> <8E> <8F>...
  • Page 20 TX-29E220T 6.2.7. D Board (7/7) <1F> <2F> <3F> <4F> <5F> <6F> <7F> <8F>...
  • Page 21: G Board

    TX-29E220T 6.3. G Board 6.3.1. G Board (1/3) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A>...
  • Page 22 TX-29E220T 6.3.2. G Board (2/3) <1A> <1B> <2A> <3A> <4A> <2B> <3B> <4B> <5A> <5B> <6B> <7B> <6A> <7A> <8A> <8B>...
  • Page 23 TX-29E220T 6.3.3. G Board (3/3) <1B> <2B> <3B> <4B> <5B> <6B> <7B> <8B>...
  • Page 24: L Board

    TX-29E220T 6.4. L Board 6.4.1. L Board (1/4) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A>...
  • Page 25 TX-29E220T 6.4.2. L Board (2/4) <1A> <1B> <2A> <2B> <3A> <3B> <4A> <4B> <5A> <5B> <6A> <6B> <7A> <7B> <8A> <8B>...
  • Page 26 TX-29E220T 6.4.3. L Board (3/4) <1C> <1B> <2B> <2C> <3B> <3C> <4B> <5B> <4C> <6B> <5C> <7B> <8B> <6C>...
  • Page 27 TX-29E220T 6.4.4. L Board (4/4) <1C> <2C> <3C> <4C> <5C> <6C>...
  • Page 28: A Board

    TX-29E220T 6.5. A Board 6.5.1. A Board (1/7) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A>...
  • Page 29 TX-29E220T 6.5.2. A Board (2/7) <1A> <1B> <2A> <2B> <3B> <3A> <4A> <4B> <5A> <5B> <6A> <6B> <7A> <7B> <8A> <8B>...
  • Page 30 TX-29E220T 6.5.3. A Board (3/7) <1B> <1C> <2C> <2B> <3B> <3C> <4B> <4C> <5C> <5B> <6B> <6C> <7C> <7B> <8B> <8C>...
  • Page 31 TX-29E220T 6.5.4. A Board (4/7) <1C> <1D> <2C> <2D> <3C> <3D> <4C> <5C> <4D> <5D> <6C> <6D> <7D> <7C> <8D> <8C>...
  • Page 32 TX-29E220T 6.5.5. A Board (5/7) <1D> <1E> <2D> <2E> <3D> <3E> <4E> <4D> <5D> <5E> <6D> <6E> <7D> <7E> <8E> <8D>...
  • Page 33 TX-29E220T 6.5.6. A Board (6/7) <1E> <1F> <2E> <2F> <3E> <3F> <4E> <4F> <5E> <5F> <6E> <6F> <7E> <7F> <8E> <8F>...
  • Page 34 TX-29E220T 6.5.7. A Board (7/7) <1F> <2F> <3F> <4F> <5F> <6F> <7F> <8F>...
  • Page 35: Parts Location

    TX-29E220T 7 Parts Location...
  • Page 36: Replacement Parts List

    TX-29E220T 8 Replacement Parts List...
  • Page 37: Replacement Parts List

    TX-29E220T 8.1. Replacement Parts List Ref. Part No. Part Name & Description Remarks C125 ECJ2VC1H331J C 330PF, J, 50V Ref. Part No. Part Name & Description Remarks C126 ECJ2VC1H561J C 560PF, J, 50V C130 ECJ2VB1H103K C 0.01UF, K, 50V A68LZU185X-D...
  • Page 38 TX-29E220T Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C1719 ECJ1VB1H103K C 0.01UF, K, 50V C2060 ECJ2VF1C334Z C 0.33UF, Z, 16V C1720 ECJ1VB1H103K C 0.01UF, K, 50V C2061 ECJ2VF1C334Z C 0.33UF, Z, 16V...
  • Page 39 TX-29E220T Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C361 ECJ2VC1H180J C 18PF, J, 50V C826 ECKW3D681KBP C 680PF, K, 2KV C362 ECJ2VF1H104Z C 0.1UF, Z, 50V C827 ECQM4103RJZ P 0.01UF, 400V...
  • Page 40 TX-29E220T Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks D3201 MTZJ8.2C ZENER DIODE IC1105 C0EBJ0000288 D3202 MTZJ8.2C ZENER DIODE IC1106 C0EBE0000388 D3204 B0BC022A0007 DIODE IC1108 C0ZBZ0000893 D3205 MTZJ8.2C ZENER DIODE IC1501 C1AB00002065...
  • Page 41 TX-29E220T Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks L810 J0JKB0000034 EMI FILTER R101 ERJ6GEYJ101 M 100OHM,J,1/10W L838 EXC3BB102H CHIP BEAD CORE R1010 ERJ6GEYJ472 M 4.7KOHM,J,1/10W L865 EXCELSA35B BEAD CORE R1011 ERJ6GEYJ473...
  • Page 42 TX-29E220T Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R1167 ERJ6GEYJ101 M 100OHM,J,1/10W R1516 ERJ3GEYJ101 M 100OHM,J,1/16W R1168 ERJ6GEYJ101 M 100OHM,J,1/10W R1519 ERJ6GEYJ101 M 100OHM,J,1/10W R1169 ERJ6GEYJ101 M 100OHM,J,1/10W R1522 ERJ6ENF75R0 M 75OHM, 1/10W...
  • Page 43 TX-29E220T Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R1751 ERJ3GEYJ244 F 240KOHM,J, 1/16W R3027 ERJ6GEY0R00 M 0OHM,J,1/10W R1752 ERJ3GEYJ560 M 56OHM,J,1/16W R3030 ERJ6GEYJ103 M 10KOHM,J,1/10W R1755 ERJ3GEYJ471 M 470OHM,J,1/16W R3031 ERJ6GEYJ103...
  • Page 44 TX-29E220T Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R3189 ERJ6GEYJ184 M 180KOHM,J,1/10W R4804 ERJ6GEYJ272 M 2.7KOHM,J,1/10W R3190 ERJ6GEYJ101 M 100OHM,J,1/10W R4805 ERJ6ENF1331 M1.33KOHM, 1/10W R3191 ERJ6GEYJ101 M 100OHM,J,1/10W R4806 ERJ6ENF3320 M 332OHM, 1/10W...
  • Page 45 TX-29E220T Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R869 ERJ6GEYJ152 M 1.5KOHM,J,1/10W ERJ6GEY0R00 M 0OHM,J,1/10W R871 ERJ6GEY0R00 M 0OHM,J,1/10W ERJ6GEY0R00 M 0OHM,J,1/10W R882 ERJ6GEYJ153 M 15KOHM,J,1/10W ERJ6GEY0R00 M 0OHM,J,1/10W R883 ERJ6GEYJ473...

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