Panasonic TX-26LX75Y-IRAN Service Manual
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Panasonic TX-26LX75Y-IRAN Service Manual

Wide lcd tv
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Specifications
Power Source :
Power Consumption
Average Use
Standby condition
Display panel
Aspect Ratio
Visible screen size
(No. of pixels)
Sound
Speaker
Audio Output
Headphones
TX-26LX75Y-IRAN
LH60 Chassis
AC SINGLE 220V, 50 Hz
122W
0.9W
16:9
576 mm (W) × 324 mm (H)
1,049,088 (1,366 (W) × 768 (H))
12 cm x 6 cm × 2 pcs, 4 Ω
20 W (10 W + 10 W), 10% THD
M3 (3.5 mm) Jack × 1
ORDER NO. MTV0701566CE
WIDE LCD TV
© 2007 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
Unauthorized
distribution is a violation of law.
copying
and

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Summary of Contents for Panasonic TX-26LX75Y-IRAN

  • Page 1 ORDER NO. MTV0701566CE WIDE LCD TV TX-26LX75Y-IRAN LH60 Chassis Specifications Power Source : AC SINGLE 220V, 50 Hz Power Consumption Average Use 122W Standby condition 0.9W Display panel Aspect Ratio 16:9 Visible screen size 576 mm (W) × 324 mm (H) (No.
  • Page 2 TX-26LX75Y-IRAN Receiving System / Band name Aerial - Rear VHF / UHF Operation Conditions Temperature : 0 °C - 40 °C Humidity : 20% -- 80% RH (non-condensing) Connection Terminals : AUDIO L-R RCA PIN Type × 2 0.5 V[rms] 1.0 V[p-p] (75 Ω...

  • Page 3: Table Of Contents

    TX-26LX75Y-IRAN CONTENTS Page Page 1 Safety Precautions 8.3. Self Check Mode 1.1. General Guidelines 8.4. Hotel Mode Adjustment 1.2. Touch-Current Check 9 Adjustment 2 Prevention of Electro Static Discharge (ESD) to 9.1. Voltage chart of A Board Electrostatically Sensitive (ES) Devices 9.2.

  • Page 4: Safety Precautions

    TX-26LX75Y-IRAN 1 Safety Precautions 1.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 5: Prevention Of Electro Static Discharge (Esd) To Electrostatically Sensitive (Es) Devices

    TX-26LX75Y-IRAN 2 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field- effect transistors and semiconductor "chip"...

  • Page 6: About Lead Free Solder (Pbf)

    TX-26LX75Y-IRAN 3 About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table of elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu).

  • Page 7: Self Check Function

    TX-26LX75Y-IRAN 4 Self Check Function 4.1. Self Check 1. Self-Check is used to automatically check the bus lines and hexadecimal code of the TV set. 2. To get into the Self -Check mode press the Down button on the customer controls at the front of the set, at the same time pressing the MENU button on the remote control, and the screen will show : 3.
  • Page 8 TX-26LX75Y-IRAN...

  • Page 9: Chassis Board Layout

    TX-26LX75Y-IRAN 5 Chassis Board Layout...

  • Page 10: Location Of Lead Wiring

    TX-26LX75Y-IRAN 6 Location of Lead Wiring 6.1. Wire Dressing...

  • Page 11: Disassembly For Service

    TX-26LX75Y-IRAN 7 Disassembly for Service 7.1. AC CODE INSTALLATION...

  • Page 12: Lcd Mtg Installation

    TX-26LX75Y-IRAN 7.2. LCD MTG INSTALLATION...

  • Page 13: Installation Pedestal

    TX-26LX75Y-IRAN 7.3. Installation Pedestal...

  • Page 14: Emi

    TX-26LX75Y-IRAN 7.4.

  • Page 15: Rear Fixing Mtg (L/R) Installation

    TX-26LX75Y-IRAN 7.5. REAR FIXING MTG (L/R) INSTALLATION...

  • Page 16: Lcd Panel Assy Installation

    TX-26LX75Y-IRAN 7.6. LCD PANEL ASSY INSTALLATION...

  • Page 17: Service Mode Adjustment

    TX-26LX75Y-IRAN 8 Service Mode Adjustment Set channel 99 than press set timer 30min, press recall button (remote) and - button LCD panel. 8.1. SERVICE 1 1. Press Red button (remote) for adjustment below. 8.2. SERVICE 2 1. Select CEC CHECK moe in service 1 than press HOLD button (REMOTE) to enter service 2.
  • Page 18 TX-26LX75Y-IRAN...

  • Page 19: Adjustment

    TX-26LX75Y-IRAN 9 Adjustment 9.1. Voltage chart of A Board 9.2. Voltage chart of AP Board...

  • Page 20: Dvco Adjustment

    TX-26LX75Y-IRAN 9.3. DVCO adjustment...

  • Page 21: Conductor Views

    TX-26LX75Y-IRAN 10 Conductor Views 10.1. A-Board A-BOARD (A SIDE) TNP4G399 Parts Location A-BOARD IC IC IC4006 IC1804 IC1805 IC5003 IC5004 IC5005 IC1102 IC4004 IC4001 IC4005 IC1803 IC3860 IC2005 IC2001...
  • Page 22 TX-26LX75Y-IRAN 10.2. A-Board A-BOARD (B SIDE) TNP4G399 Parts Location A-BOARD IC5002 IC5001 IC4003...

  • Page 23: Schematic Diagram

    TX-26LX75Y-IRAN 11 Schematic Diagram 11.1. Schematic Diagram Notes...

  • Page 24: A Board

    TX-26LX75Y-IRAN 11.2. A Board 11.2.1. A Board (1 / 10) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A>...
  • Page 25 TX-26LX75Y-IRAN 11.2.2. A Board (2 / 10) <1A> <1B> <2A> <3A> <4A> <2B> <5A> <3B> <4B> <5B> <6A> <7A> <6B> <8A> <7B> <9A> <8B>...
  • Page 26 TX-26LX75Y-IRAN 11.2.3. A Board (3 / 10) <1B> <1C> <2C> <3C> <2B> <3B> <4B> <4C> <5B> <5C> <6C> <6B> <7C> <7B> <8C> <8B> <9C>...
  • Page 27 TX-26LX75Y-IRAN 11.2.4. A Board (4 / 10) <1C> <1D> <2C> <2D> <3C> <3D> <4C> <4D> <5C> <6C> <7C> <5D> <8C> <6D> <9C> <7D>...
  • Page 28 TX-26LX75Y-IRAN 11.2.5. A Board (5 / 10) <1D> <1E> <2D> <2E> <3D> <3E> <4E> <4D> <5E> <5D> <6D> <6E> <7D> <7E>...
  • Page 29 TX-26LX75Y-IRAN 11.2.6. A Board (6 / 10) <1E> <1F> <2E> <2F> <3E> <3F> <4E> <5E> <4F> <5F> <6F> <6E> <7E> <7F>...
  • Page 30 TX-26LX75Y-IRAN 11.2.7. A Board (7 / 10) <1F> <1G> <2F> <2G> <3G> <3F> <4G> <4F> <5F> <6F> <5G> <6G> <7F> <7G>...
  • Page 31 TX-26LX75Y-IRAN 11.2.8. A Board (8 / 10) <1H> <1G> <2G> <2H> <3G> <3H> <4G> <4H> <5H> <6H> <5G> <7H> <6G> <8H> <7G>...
  • Page 32 TX-26LX75Y-IRAN 11.2.9. A Board (9 / 10) <1H> <1I> <2H> <2I> <3H> <3I> <4I> <4H> <5I> <5H> <6I> <6H> <7I> <7H> <8I> <8H> <9I>...
  • Page 33 TX-26LX75Y-IRAN 11.2.10. A Board (10 / 10) <1I> <2I> <3I> <4I> <5I> <6I> <7I> <8I> <9I>...

  • Page 34: Ap Board

    TX-26LX75Y-IRAN 11.3. AP Board 11.3.1. AP Board (1 / 4) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A>...
  • Page 35 TX-26LX75Y-IRAN 11.3.2. AP Board (2 / 4) <1A> <1B> <2A> <2B> <3A> <3B> <4B> <4A> <5B> <5A> <6A> <7A> <6B> <8A> <9A> <7B>...
  • Page 36 TX-26LX75Y-IRAN 11.3.3. AP Board (3 / 4) <1B> <1C> <2B> <2C> <3C> <3B> <4C> <4B> <5B> <5C> <6B> <6C> <7B> <7C>...
  • Page 37 TX-26LX75Y-IRAN 11.3.4. AP Board (4 / 4) <1C> <2C> <3C> <4C> <5C> <6C> <7C>...

  • Page 38: Board

    TX-26LX75Y-IRAN 11.4. V Board 11.4.1. V Board (1 / 2) <1A> <2A> <3A> <4A>...
  • Page 39 TX-26LX75Y-IRAN 11.4.2. V Board (2 / 2) <1A> <2A> <3A> <4A>...

  • Page 40: G Board

    TX-26LX75Y-IRAN 11.5. G Board 11.5.1. G Board (1 / 2) <1A> <2A> <3A> <4A> <5A>...
  • Page 41 TX-26LX75Y-IRAN 11.5.2. G Board (2 / 2) <1A> <2A> <3A> <4A> <5A>...

  • Page 42: P Board

    TX-26LX75Y-IRAN 11.6. P Board 11.6.1. P Board (1 / 2) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A>...
  • Page 43 TX-26LX75Y-IRAN 11.6.2. P Board (2 / 2) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A>...

  • Page 44: Parts Location & Mechanical Replacement Parts List

    TX-26LX75Y-IRAN 12 Parts Location & Mechanical Replacement Parts List 12.1. Parts Location...

  • Page 45: Packing Exploded View

    TX-26LX75Y-IRAN 13 Packing Exploded View...

  • Page 46: Electrical Replacement Parts List

    TX-26LX75Y-IRAN 14 Electrical Replacement Parts List...
  • Page 47 TX-26LX75Y-IRAN 14.1. Electrical Replacement Parts List Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks J0KG00000011 FERRITE CORE C2102 ECJ2FB1E105K C 1UF, K, 25V K0RB00500011 CONTROL PANEL ASSY C2103 ECJ2FB1E105K C 1UF, K, 25V...
  • Page 48 TX-26LX75Y-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C4014 ECJ1VB1C104K C 0.1UF, K, 16V C4096 ECJ1VB1C104K C 0.1UF, K, 16V C4015 ECJ1VB1C104K C 0.1UF, K, 16V C4097 F1G1A1040006 C 0.1UF, 10V...
  • Page 49 TX-26LX75Y-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C5031 F1G1A1040006 C 0.1UF, 10V C936 ECJ1VB1H104K C 0.1UF, K, 50V C5032 ECJ1VB1C104K C 0.1UF, K, 16V C938 F1H1H103A013 C 0.01UF, K, 50V...
  • Page 50 TX-26LX75Y-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks D3023 MAZ81400ML DIODE D840 B0HAJL000003 DIODE D3024 MAZ81400ML DIODE D841 B0BA05600010 DIODE D3025 MAZ81400ML DIODE D842 B0HAJL000003 DIODE D3026 MAZ81400ML DIODE D843 B0HAJL000003...
  • Page 51 TX-26LX75Y-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks L4010 J0JHC0000078 BEAD CORE Q4002 2SA207700L TRANSISTOR L4011 J0JHC0000078 BEAD CORE Q4003 2SA207700L TRANSISTOR L4012 J0JHC0000078 BEAD CORE Q4020 2SC584500L TRANSISTOR L4014 J0JHC0000078...
  • Page 52 TX-26LX75Y-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R1813 ERJ3GEYJ472 M 4.7KOHM,J,1/16W R3013 ERJ6ENF75R0 M 75OHM, 1/10W R1814 ERJ3GEY0R00 M 0OHM,J,1/16W R3014 ERJ6ENF75R0 M 75OHM, 1/10W R1815 D0GD103JA017 F 10KOHM,J,1/16W R3015...
  • Page 53 TX-26LX75Y-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R3235 ERJ3GEYJ152 M 1.5KOHM,J,1/16W R4059 ERJ3GEYJ101 M 100OHM,J,1/16W R3236 ERJ3GEYJ223 M 22KOHM,J,1/16W R4061 ERJ3GEYJ220 M 22OHM,J,1/16W R3237 ERJ3GEYJ473 M 47KOHM,J,1/16W R4062 ERJ3GEYJ102 M 1KOHM,J,1/16W...
  • Page 54 TX-26LX75Y-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R4193 ERJ3GEYJ103 M 10KOHM,J,1/16W R4328 ERJ3GEYJ101 M 100OHM,J,1/16W R4194 ERJ3EKF1000 F 100OHM,J,1/10W R4331 ERJ3GEYJ103 M 10KOHM,J,1/16W R4195 ERJ3GEYJ101 M 100OHM,J,1/16W R4334 ERJ3GEYJ103 M 10KOHM,J,1/16W...
  • Page 55 TX-26LX75Y-IRAN Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R5063 ERJ3GEYJ330 M 33OHM,J,1/16W R880 ERX12SJ2R2E M 2.2OHM,J, 1/2W R5064 ERJ3GEYJ220 M 22OHM,J,1/16W R881 ERDS1TJ181 C 180OHM,J, 1/2W R5065 ERJ3GEYJ330 M 33OHM,J,1/16W R882...
  • Page 56 TX-26LX75Y-IRAN Ref. Part No. Part Name & Description Remarks FL5001 F1J1A1050020 CERAMIC CAPACITOR FL5002 F1J1A1050020 CERAMIC CAPACITOR K1KA05AA0193 CONNECTOR K1KA10AA0191 CONNECTOR ERJ6GEY0R00 M 0OHM,J,1/10W ERJ8GEY0R00 M 0OHM,J, 1/8W JA10 ERJ8GEY0R00 M 0OHM,J, 1/8W ERJ6GEY0R00 M 0OHM,J,1/10W ERJ8GEY0R00 M 0OHM,J, 1/8W...

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