Emerson EWL20S5- User Manual

Emerson EWL20S5

Emerson EWL20S5– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – IMPORTANT SAFETY NOTICE; TABLE OF CONTENTS
  • Page 3 – SPECIFICATIONS
  • Page 4 – IMPORTANT SAFETY PRECAUTIONS
  • Page 6 – Precautions during Servicing
  • Page 7 – Safety Check after Servicing; Clearance Distance
  • Page 8 – STANDARD NOTES FOR SERVICING; Circuit Board Indications
  • Page 11 – Ground for Human Body; Ground for Workbench
  • Page 12 – CABINET DISASSEMBLY INSTRUCTIONS; Disassembly Flowchart
  • Page 14 – TV Cable Wiring Diagram; IR Sensor CBA; Function CBA; To LCD Module
  • Page 15 – ELECTRICAL ADJUSTMENT INSTRUCTIONS; Test Equipment Required; Table 1: Initial Data
  • Page 16 – Flicker Adjustment; VCOM
  • Page 17 – White Balance Adjustment
  • Page 18 – HOW TO INITIALIZE THE LCD TELEVISION; How to initialize the LCD television:
  • Page 19 – BLOCK DIAGRAMS; System Control Block Diagram
  • Page 20 – IF/Video Block Diagram
  • Page 21 – Audio Block Diagram
  • Page 22 – LCD Block Diagram
  • Page 24 – LCD Backlight Block Diagram
  • Page 25 – SCHEMATIC DIAGRAMS / CBA'S AND TEST POINTS; Standard Notes; Tolerance of Capacitors are noted with the following:; CBA Symbols
  • Page 26 – Voltage indications on the schematics are as shown below:; How to read converged lines
  • Page 27 – Main 1/5 Schematic Diagram
  • Page 28 – Main 2/5 Schematic Diagram
  • Page 29 – Main 3/5 Schematic Diagram
  • Page 30 – Main 4/5 Schematic Diagram
  • Page 31 – Main 5/5 Schematic Diagram
  • Page 32 – Function Schematic Diagram
  • Page 33 – IR Sensor Schematic Diagram
  • Page 34 – Inverter Schematic Diagram
  • Page 35 – Main CBA Top View
  • Page 36 – Main CBA Bottom View
  • Page 39 – WAVEFORMS
  • Page 40 – WIRING DIAGRAM
  • Page 41 – EXPLODED VIEWS; Cabinet
  • Page 42 – Packing
  • Page 43 – MECHANICAL PARTS LIST
  • Page 44 – ELECTRICAL PARTS LIST; MAIN CBA
  • Page 49 – INVERTER CBA
  • Page 50 – ANALOG KEY CBA; FUNCTION CBA
  • Page 51 – IR SENSOR CBA
  • Page 53 – SERVICE MANUAL; COLOR LCD TELEVISION; SUPPLEMENT
  • Page 54 – Different parts from the B version model (EWL20S5)
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SERVICE MANUAL

This service manual is for the EWL20S5 version
B model, which is different from the original
EWL20S5 and the EWL20S5 version A model.
For EWL20S5 version B model, a suffix “B” is
printed on the rating label on the back of the
unit. Refer to the rating label illustration at right.

LCD COLOR TV

Rating Label

Suffix "B"

20

″

COLOR LCD TELEVISION

EWL20S5

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Summary

Page 2 - IMPORTANT SAFETY NOTICE; TABLE OF CONTENTS

IMPORTANT SAFETY NOTICE Proper service and repair is important to the safe, reliable operation of all Funai Equipment. The service procedures recommended by Funai and described in this service manual are effective methods of performing service operations. Some of these service special tools should b...

Page 3 - SPECIFICATIONS

1-1 L2500SP SPECIFICATIONS < TUNER > ANT. Input ---------------------- 75 ohm Unbal., F typeReference Level --------------- 20 Vp-p (LCD Green Cathode)Test Input Signal -------------- 400 Hz 30% modulation < LCD PANEL > < VIDEO > < AUDIO > All items are measured across 8 Ω lo...

Page 4 - IMPORTANT SAFETY PRECAUTIONS

2-1 LTVN_ISP IMPORTANT SAFETY PRECAUTIONS Prior to shipment from the factory, our products are strictly inspected for recognized product safety and electrical codes of the countries in which they are to be sold. However, in order to maintain such compliance, it is equally important to implement the ...

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