Panasonic TX-29EG20RU-IRAN Service Manual

Colour television

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Specification
Power Source
Power Consumption
Aerial Terminal
Tuning System
Receiving System
Receiving Channels
VHF BAND
UHF BAND
CATV
Intermediate Frequency
AC SINGLE 220-240 V, 50/60 Hz
Standby condition : 2 W
Impedance:75Ω, Unbalanced coaxial
Frequency Synthesizer
Auto Search Tuning
Pos : 100 Positions
17 Systems
Regular TV
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)
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
TX-29EG20RU-IRAN
GP41 Chassis
Video
98 W
Sound
Colour
Video/Audio/Terminals
DVD
AV1, 2, 3
Monitor Out
High Voltage
Picture Tube
Audio Output
Dimensions (W x D x H)
Weight (Mass)
© 2006 Matsushita Electric Industrial Co., Ltd. All
rights
distribution is a violation of law.
Order No. MTV0601466CE
Colour Television
31.5 MHz (D, K) / 32.5 MHz (B, G)
32.0 MHz (I) / 32.5 MHz (M)
33.6 MHz (SECAM)
34.42 MHz (NTSC) /
33.75 MHz (SECAM)
Y
P
B
P
R
Video In
Audio In
Approx. 0.5 V, 47KΩ
Video Out
Audio Out
A68LZU185X46 Type 29 (67.6 cm)
Measured diagonally,
757 mm x 514 mm x 576 mm
reserved.
Unauthorized
33.57 MHz (PAL) /
1.0Vp-p, 75Ω
0.7Vp-p, 75Ω
0.7Vp-p, 75Ω
1.0Vp-p, 75Ω
1.0Vp-p, 75Ω
Approx. 0.5 V 1KΩ
31.0 (±1) at zero
beam current
104° deflection
16 W speaker
42 kg (Net)
copying
and

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Summary of Contents for Panasonic TX-29EG20RU-IRAN

  • Page 1 Order No. MTV0601466CE Colour Television TX-29EG20RU-IRAN GP41 Chassis Specification Power Source AC SINGLE 220-240 V, 50/60 Hz Video 31.5 MHz (D, K) / 32.5 MHz (B, G) Power Consumption 98 W 32.0 MHz (I) / 32.5 MHz (M) Standby condition : 2 W Sound 33.57 MHz (PAL) /...
  • Page 2: Table Of Contents

    TX-29EG20RU-IRAN Note: Specifications are subject to change without notice. Mass and dimensions shown are approximate. CONTENTS Page Page 1 Safety Precautions 4.2. COLOUR PURITY 1.1. General Guide 4.3. CONVERGENCE 1.2. Leakage Current Cold Check 4.4. WHITE BALANCE (MARKET MODE CHK 4) 1.3.
  • Page 3: Safety Precautions

    TX-29EG20RU-IRAN 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: Gp41 Block Diagram

    TX-29EG20RU-IRAN 1.5. GP41 Block Diagram...
  • Page 5: Service Hints

    TX-29EG20RU-IRAN 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-29EG20RU-IRAN 3 Market Mode Function 3.1. Service Mode Access 1. Set timer ON. 2. Press remote’s RECALL ( ) and panel’s volume down key simultaneously to enter SERVICE 1. 3. Set to normal mode : Press the volume down button on front, together press the off timer button on remote control.
  • Page 7: Adjustment Procedure

    TX-29EG20RU-IRAN 4 Adjustment Procedure 4.1. Adjustment Procedure 4.1.1. +B Voltage 4.1.2. 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: Convergence

    TX-29EG20RU-IRAN 7. Adjust the purity magnet so that a vertical green field is by rotating (RB)-G static convergence magnet. obtained at the center of the screen. 5. Lock convergence magnets with silicone sealer. 6. Remove the DY wedges and slightly tilt the Deflection Yoke vertically.
  • Page 9: White Balance (Market Mode Chk 4)

    TX-29EG20RU-IRAN 4.4. WHITE BALANCE (MARKET MODE CHK 4) Preparation 1. Receive a colour bar signal with colour “OFF”, and operate the TV set for more than 30 minutes. 2. Set the picture menu to “DYNAMIC NORMAL” and the AI to off.
  • Page 10: Adjustment Of Crt Vrs

    TX-29EG20RU-IRAN 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-29EG20RU-IRAN 5 Conductor Views 5.1. A Board...
  • Page 12: Schematic Diagrams

    TX-29EG20RU-IRAN 6 Schematic Diagrams 6.1. SCHEMATIC DIAGRAM FOR GP4 CHASSIS...
  • Page 13 TX-29EG20RU-IRAN...
  • Page 14: A Board

    TX-29EG20RU-IRAN 6.2. A Board 6.2.1. A Board (1/5) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A>...
  • Page 15 TX-29EG20RU-IRAN 6.2.2. A Board (2/5) <1A> <1B> <2A> <2B> <3A> <3B> <4B> <4A> <5A> <5B> <6A> <7A> <6B> <7B> <8B> <8A> <9A> <9B>...
  • Page 16 TX-29EG20RU-IRAN 6.2.3. A Board (3/5) <1B> <1C> <2B> <2C> <3B> <4B> <3C> <4C> <5C> <5B> <6C> <6B> <7C> <7B> <8C> <8B> <9B> <9C>...
  • Page 17 TX-29EG20RU-IRAN 6.2.4. A Board (4/5) <1C> <1D> <2C> <3C> <4C> <2D> <3D> <5C> <4D> <5D> <6D> <6C> <7D> <7C> <8D> <8C> <9C> <9D>...
  • Page 18 TX-29EG20RU-IRAN 6.2.5. A Board (5/5) <1D> <2D> <3D> <4D> <5D> <6D> <7D> <8D> <9D>...
  • Page 19: L Board

    TX-29EG20RU-IRAN 6.3. L Board 6.3.1. L Board (1/3) <1A> <2A> <3A> <4A> <5A> <6A>...
  • Page 20 TX-29EG20RU-IRAN 6.3.2. L Board (2/3) <1A> <1B> <2B> <2A> <3B> <4B> <3A> <4A> <5A> <5B> <6A> <6B>...
  • Page 21 TX-29EG20RU-IRAN 6.3.3. L Board (3/3) <1B> <2B> <3B> <4B> <5B> <6B>...
  • Page 22: G Board

    TX-29EG20RU-IRAN 6.4. G Board 6.4.1. G Board (1/3) <1A> <2A> <3A> <4A> <5A> <6A> <7A>...
  • Page 23 TX-29EG20RU-IRAN 6.4.2. G Board (2/3) <1A> <1B> <2B> <3B> <2A> <3A> <4A> <4B> <5A> <5B> <6A> <6B> <7B> <7A> <8B>...
  • Page 24 TX-29EG20RU-IRAN 6.4.3. G Board (3/3) <1B> <2B> <3B> <4B> <5B> <6B> <7B> <8B>...
  • Page 25: Parts Locations

    TX-29EG20RU-IRAN 7 Parts Locations...
  • Page 26: Replacement Parts List

    TX-29EG20RU-IRAN 8 Replacement Parts List 8.1. Replacement Parts List Notes...
  • Page 27: Replacement Parts List

    TX-29EG20RU-IRAN 8.2. Replacement Parts List Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks A68LZU185X46 C3155 F1J1H103A590 C 0.01UF, J, 50V EASG15S509A2 SPEAKER C3156 F2A1C101A244 E 100UF, 16V N2QAJB000161 REMOTE CONTROL C3157 F2A1C101A310...
  • Page 28 TX-29EG20RU-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C633 ECJ1VC1H471J C 470PF, J, 50V C965 F2A2C2200010 E 22UF, 160V C634 ECJ1VC1H471J C 470PF, J, 50V C966 ECA1CHG101 E 100UF, 16V C635...
  • Page 29 TX-29EG20RU-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks IC853 C0DAEJG00001 IC, POWER SUPPLY Q4850 B1ADDF000005 TRANSISTOR IC857 C0DBEHE00005 IC, POWER SUPPLY Q501 2SC4212H TRANSISTOR IC860 B3PAA0000363 PHOTO COUPLER Q520 B1ADBM000004 TRANSISTOR...
  • Page 30 TX-29EG20RU-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R3005 ERJ3GEYJ750 M 75OHM,J,1/16W R507 ERDS2TJ561 C 560OHM,J, 1/4W R3006 ERJ3GEYJ750 M 75OHM,J,1/16W R508 ERG3FJ821H M 820OHM,J, 3W R3008 ERJ3GEYJ104 M 100KOHM,J,1/16W R509 ERG3FJ122 M 1.2KOHM,J, 3W...
  • Page 31 TX-29EG20RU-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R825 ERJ3GEYJ471 M 470OHM,J,1/16W K1KA06AA0659 CONNECTOR R827 ERJ3GEYJ153 M 15KOHM,J,1/16W K1KA08AA0659 CONNECTOR R828 ERJ3EKF5602 F 56KOHM,J, 1/10W K1KA08AA0659 CONNECTOR R829 ERJ3EKF3092 F 30.9KOHM,J, 1/10W...

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