FUNAI LCD-B1504 Manual
FUNAI LCD-B1504 Manual

FUNAI LCD-B1504 Manual

15″/20″ color lcd television
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15"/20" COLOR LCD TELEVISION
The LCD panel is manufactured to provide many years of useful life.
Occasionally a few non active pixels may appear as a tiny spec of color.
This is not to be considered a defect in the LCD screen.
LCD-B1504
LCD-B2004

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Summary of Contents for FUNAI LCD-B1504

  • Page 1 15″/20″ COLOR LCD TELEVISION LCD-B1504 LCD-B2004 The LCD panel is manufactured to provide many years of useful life. Occasionally a few non active pixels may appear as a tiny spec of color. This is not to be considered a defect in the LCD screen.
  • Page 2: Wiring Diagram

    Wiring Diagram To LCD Module Assembly CN320A CN321A LCD Main CBA CN101B CN102B CN103B T402 CN101A CN102A CN103A To LCD Module Assembly T401 Main CBA CN31A CN802 CN801 To Speaker To Speaker CN31B Function CBA Fig. D3 L4101DC...
  • Page 3: Cable Wiring Diagram

    Cable Wiring Diagram To LCD Module Assembly CN311A CN313A CN310A LCD Main CBA CN101B CN102B CN103B Main CBA Inverter CBA CN51 T1402 To LCD CN101A CN102A CN103A Module Assembly T1401 CN405 CN1401 T1404 To LCD Module Assembly T1403 CN53 CN802 CN801 To Speaker To Speaker...
  • Page 4: How To Initialize The Lcd Television

    HOW TO INITIALIZE THE LCD TELEVISION To put the program back at the factory-default, initialize the LCD television as the following procedure. How to initialize the LCD television: 1. Turn the power on. (Use main power on the TV unit.) 2.
  • Page 5: Electrical Adjustment Instructions

    ELECTRICAL ADJUSTMENT INSTRUCTIONS General Note: 1. Initial Setting “CBA” is abbreviation for “Circuit Board Assem- General bly.” Enter the Service mode. NOTE: Electrical adjustments are required after replacing Set the each initial data as shown on table 1 below. circuit components and certain mechanical parts. It is Table 1: Initial Data important to perform these adjustments only after all repairs and replacements have been completed.
  • Page 6: Flicker Adjustment

    +13.0±0.3V DC [LCD-B1504] DC Voltmeter +21.0±0.3V DC [LCD-B2004] Note: TP401(+B), TP300(GND), VR649 --- Main CBA 1. Connect DC Volt Meter to TP401 and TP300(GND). 2. Adjust VR649 so that the voltage of TP401 becomes +13.0±0.3V DC [LCD-B1504] or +21.0±0.3V DC [LCD-B2004]. L4101EA...
  • Page 7: Block Diagrams

    BLOCK DIAGRAMS System Control Block Diagram L4101BLS...
  • Page 8 IF/Video Block Diagram L4101BLIF...
  • Page 9: Audio Block Diagram

    Audio Block Diagram L4101BLA...
  • Page 10 LCD Block Diagram ( A ) L4101BLLCD...
  • Page 11 LCD Block Diagram ( B ) L4201BLLCD...
  • Page 12: Power Supply Block Diagram

    Power Supply Block Diagram L4101BLP...
  • Page 13 LCD Backlight Block Diagram ( A ) L4101BLLB...
  • Page 14 LCD Backlight Block Diagram ( B ) L4201BLLB...
  • Page 15 Main 1/4 & IR Sensor Schematic Diagram Comparison Chart of Models and Marks MODEL MARK LCD-B1504 LCD-B2004 L4101SCM1...
  • Page 16 Main 2/4 Schematic Diagram L4101SCM2...
  • Page 17 Main 3/4 Schematic Diagram Comparison Chart of Models and Marks MODEL MARK LCD-B1504 LCD-B2004 L4101SCM3...
  • Page 18 Main 4/4 Schematic Diagram Comparison Chart of Models and Marks MODEL MARK LCD-B1504 CAUTION ! NOTE: CAUTION ! LCD-B2004 The voltage for parts in hot circuit is measured using For continued protection against fire hazard, Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit.
  • Page 19 Function Schematic Diagram ( A ) Comparison Chart of Models and Marks MODEL MARK LCD-B1504 LCD-B2004 L4101SCF...
  • Page 20 Function Schematic Diagram ( B ) Comparison Chart of Models and Marks MODEL MARK LCD-B1504 LCD-B2004 L4201SCF...
  • Page 21 Inverter Schematic Diagram ( B ) Comparison Chart of Models and Marks MODEL MARK LCD-B1504 LCD-B2004 L4201SCINV...
  • Page 22 LCD Main 1/2 Schematic Diagram Comparison Chart of Models and Marks MODEL MARK LCD-B1504 LCD-B2004 8-10 L4101SCL1...
  • Page 23 LCD Main 2/2 Schematic Diagram Comparison Chart of 1 NOTE : Models and Marks CN104, CN105, CN301 are used for adjustment at factory. MODEL MARK LCD-B1504 LCD-B2004 8-11 L4101SCL2...

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Lcd-b2004

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