Panasonic TC-29FX20R Service Manual

Gp41 chassis

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Specifications
Power Source :
Power Consumption :
Aerial Impedance :
Receiving System :
Receiving Channels :
VHF
UHF
CATV
Video / Audio Terminals :
DVD
Y
PB
AC AUTO 110-240V, 50/60 Hz
75Ω unbalanced
Coaxial type
17 Systems
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)
13-69 NTSC M (USA)
S1-S20 (OSCAR)
1-125 (U.S.A CATV)
C13-C49 (JAPAN)
S21-S41 (HYPER)
Z1-Z37 (CHINA)
5A, 9A (AUST)
1.0Vp-p, 75Ω
0.7Vp-p, 75Ω
TC-29FX20R
GP41 Chassis
PR
98W
AV 1,2,3
Video In
Audio In
Monitor Out
Video Out
Audio Out
Intermediate Frequency :
Video
Sound
Colour
High Voltage :
Picture Tube :
Audio Output :
Dimensions :
ORDER NO. MTV0601431CE
Colour Television
33.75 MHz (SECAM)
Measured diagonally,
© 2006 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
Unauthorized
distribution is a violation of law.
0.7Vp-p, 75Ω
1Vp-p, 75Ω
Approx. 0.5V, 47kΩ
1Vp-p, 75Ω
Approx. 0.5V, 1kΩ
38.0 MHz
31.5 MHz (D, K, K1)
32 MHz (I)
32.5 MHz (B, G)
33.5 MHz (M)
33.57 MHz (PAL)
33.6 MHz (SECAM)
34.42 MHz (NTSC)
31.0kV ±1.0
at zero beam current
A68LZU185X-E
67.6cm (29 inches)
90° deflection
16.0W
Height : 578 mm
Width : 786 mm
copying
and

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Summary of Contents for Panasonic TC-29FX20R

  • Page 1 ORDER NO. MTV0601431CE Colour Television TC-29FX20R GP41 Chassis Specifications Power Source : AC AUTO 110-240V, 50/60 Hz 0.7Vp-p, 75Ω Power Consumption : AV 1,2,3 Aerial Impedance : 75Ω unbalanced Video In 1Vp-p, 75Ω Coaxial type Audio In Approx. 0.5V, 47kΩ...
  • Page 2: Table Of Contents

    TC-29FX20R Depth : 508 mm Specifications are subject to change without notice. Mass and dimensions shown are approximate. Mass : 43 kg (Net Wt.) CONTENTS Page Page 1 Safety Precautions 2.4. Adjustment Procedure 1.1. General Guide Lines 2.5. Adjustment 1.2. Leakage Current Cold Check 3 Conductor Views 1.3.
  • Page 3: Safety Precautions

    TC-29FX20R 1 Safety Precautions 1.1. General Guide Lines 1. It is advisable to insert an isolation transformer in the AC supply before servicing this hot chassis. 2. When servicing, observe the original lead dress, especially the lead dress in the high voltage circuits. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit.
  • Page 4: Gp41 Chassis Block Diagram

    TC-29FX20R 1.5. GP41 Chassis Block Diagram...
  • Page 5: Service Hints

    TC-29FX20R 2 Service Hints 2.1. Service Position for E-Board 1. Remove the back cover. 2. Stand the TV set as shown in Fig. 2. 3. Remove the A-Board from the TV set by pulling the main board out as shown in Figure 2.
  • Page 6: Adjustment Procedure

    TC-29FX20R 2.4. Adjustment Procedure 2.4.1. +B Voltage Item / preparation 1. Operate the TV set. 2. Set control as follows : Brightness ... minimum Contrast ....minimum Adjustment procedure 1. Confirm the DC voltage at the indicated test points, as follows : TPA 15 : 3.35 ±...
  • Page 7: Adjustment

    TC-29FX20R 2.5. Adjustment Before Colour Purity, Convergence and White Balance adjustment are attempted, V. Height, H. Centre and Focus adjustments must be completed. Colour Purity Convergence 1. Set the Brightness and Contrast controls to their 1. Apply a crosshatch pattern signal and Normalize maximum positions.
  • Page 8 TC-29FX20R Fig. 10 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 9: Conductor Views

    TC-29FX20R 3 Conductor Views...
  • Page 10: Schematic Diagram

    TC-29FX20R 4 Schematic Diagram...
  • Page 11 TC-29FX20R...
  • Page 12: A Board

    TC-29FX20R 4.1. A Board 4.1.1. A Board (1/5) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A>...
  • Page 13 TC-29FX20R 4.1.2. A Board (2/5) <1A> <1B> <2B> <2A> <3B> <3A> <4A> <4B> <5A> <5B> <6B> <6A> <7B> <7A> <8A> <8B> <9B> <9A>...
  • Page 14 TC-29FX20R 4.1.3. A Board (3/5) <1C> <1B> <2B> <2C> <3B> <4B> <5B> <6B> <3C> <4C> <5C> <7B> <6C> <8B> <7C> <8C> <9B> <9C>...
  • Page 15 TC-29FX20R 4.1.4. A Board (4/5) <1C> <1D> <2C> <3C> <2D> <3D> <4C> <5C> <4D> <5D> <6D> <7D> <6C> <8D> <7C> <8C> <9C> <9D>...
  • Page 16 TC-29FX20R 4.1.5. A Board (5/5) <1D> <2D> <3D> <4D> <5D> <6D> <7D> <8D> <9D>...
  • Page 17: L Board

    TC-29FX20R 4.2. L Board 4.2.1. L Board (1/3) <1A> <2A> <3A> <4A> <5A> <6A> <7A>...
  • Page 18 TC-29FX20R 4.2.2. L Board (2/3) <1A> <1B> <2A> <2B> <3B> <3A> <4B> <4A> <5B> <5A> <6A> <6B> <7A> <7B>...
  • Page 19 TC-29FX20R 4.2.3. L Board (3/3) <1B> <2B> <3B> <4B> <5B> <6B> <7B>...
  • Page 20: G Board

    TC-29FX20R 4.3. G Board 4.3.1. G Board (1/4) <1A> <2A> <3A> <4A> <5A> <6A> <7A>...
  • Page 21 TC-29FX20R 4.3.2. G Board (2/4) <1A> <1B> <2B> <3B> <2A> <3A> <4A> <4B> <5A> <6A> <5B> <6B> <7A> <7B>...
  • Page 22 TC-29FX20R 4.3.3. G Board (3/4) <1C> <1B> <2C> <2B> <3C> <3B> <4C> <4B> <5C> <5B> <6C> <6B> <7C> <7B>...
  • Page 23 TC-29FX20R 4.3.4. G Board (4/4) <1C> <2C> <3C> <4C> <5C> <6C> <7C>...
  • Page 24: Parts Locations

    TC-29FX20R 5 Parts Locations...
  • Page 25: Replacement Parts List

    TC-29FX20R 6 Replacement Parts List...
  • Page 26: Replacement Parts List

    TC-29FX20R 6.1. Replacement Parts List Ref. Part No. Part Name & Description Remarks C3023 ECJ2VF1C105Z C 1UF, Z, 16V Ref. Part No. Part Name & Description Remarks C3024 ECJ2VF1C105Z C 1UF, Z, 16V C3025 ECJ2VF1C105Z C 1UF, Z, 16V A68LZU185X-E...
  • Page 27 TC-29FX20R Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C626 F2A1C101A310 E 100UF, 16V C961 F2A2A1000016 C 10UF, 100V C627 F2A1C101A310 E 100UF, 16V C962 F1B2H1030028 C 0.01UF, 500V C628 F2A1A471A274 E 470UF, 10V...
  • Page 28 TC-29FX20R Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks IC605 C0ZAZ0000162 Q501 2SC4212H TRANSISTOR IC801 C5HABZZ00168 IC, POWER SUPPLY Q520 B1ADBM000004 TRANSISTOR IC802 C0EAS0000026 Q551 2SC6073000LK TRANSISTOR IC851 C0DAEJG00001 IC, POWER SUPPLY...
  • Page 29 TC-29FX20R Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R3010 ERJ6GEYJ750 M 75OHM, 1/10W R517 ERX12SJR56P M 0.56OHM, 1/2W R3011 ERJ6GEYJ750 M 75OHM, 1/10W R518 D0DK3R3J0002 W 3.3OHM,J,1/10W R302 ERJ6GEYJ103 M 10KOHM,J,1/10W...
  • Page 30 TC-29FX20R Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R833 D0AE432JA046 C 4.3KOHM,J, 1/4W ERJ6GEY0R00 M 0OHM,J,1/10W R834 ERG2FJ104H M 100KOHM,J, 2W JA10 ERJ6GEY0R00 M 0OHM,J,1/10W R835 ERQ1CJPR33S F 0.33OHM,J, 1W JA11...

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