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Videocon LEDTVVKC22FH-ZMA User Manual

Videocon LEDTVVKC22FH-ZMA
20 pages
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M/S. VIDEOCON INDUSTRIES LIMITED,
14Km Stone, Paithan Road, Aurngabad,
Village Chitegaon, Taluka Paithan,
AURANGABAD –431105, MAHARASHTRA, INDIA
This Service manual is property of
Videocon Industries Ltd.
***VIDEOCON CONFIDENTIAL***
V59
Service Manual
Models :-
LEDTVVKC22FH-ZMA
LEDTVVKC24HH-ZMA
LEDTVVKC28HH-ZMA
LEDTVVKC32HH-ZMA
LEDTVVKC40FH-ZMA
LEDTVVKC50FH-ZMA
LEDTVVKC55FH-ZMA
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Videocon LEDTVVKC22FH-ZMA Specifications

General IconGeneral
Display Size22 inches
Display TypeLED
Aspect Ratio16:9
HDMI Ports1
USB Ports1
Built-in SpeakerYes
Power Consumption30 W
Resolution1920 x 1080 pixels
Operating Voltage100-240 V

Summary

1 SAFETY PRECAUTIONS.

IMPORTANT SAFETY INSTRUCTIONS

Key safety and operating instructions to be read and retained for future reference and adherence.

General Servicing Precautions

a. SERVICING PRECAUTIONS

Fundamental precautions to be followed during servicing procedures.

Electrostatically Sensitive (ES) Devices

Guidance on handling sensitive electronic components to prevent damage from static electricity.

General Soldering Guidelines

Best practices for soldering, including temperature, solder type, and tip maintenance.

3 V59 System Block diagram:-

4.4 SYSTEM WIRING DIAGRAM 22/24/28

4.4 SYSTEM WIRING DIAGRAM 32

4.4 SYSTEM WIRING DIAGRAM 40/46/50/55

7.SERVICE

7.1.Software Loading Procedure

Step-by-step guide for loading software via USB for TVs with and without display.

8. TROUBLESHOOTING.

Main board failure check.

Diagnostic flowchart for troubleshooting main board issues when there is no picture but sound.

AV No sound but have picture

Troubleshooting steps for AV input issues when the TV has a picture but no sound.

No sound No picture NO LED indicate

Diagnostic guide for TVs with no sound, no picture, and no LED indication.

Poor sound

Steps to diagnose and resolve issues related to poor sound quality.

No color for some channel program (blac k and white)

Troubleshooting steps for color issues affecting specific channels or programs.

How to know whether the Powerboard is broken?

Procedure to diagnose if the power board is faulty by checking power cord and voltages.

Mainboard not work

Checks for mainboard functionality, including power supply, DC/DC converters, and critical ICs.

Panel not work

Checks for panel issues, focusing on input voltage and output signals to the T-con board.

Power board not work

Troubleshooting steps for a non-functional power board, checking cord, standby, and output voltages.

8.2.Pannel failure

14. REMOTE CONTROL

14.1 REMOTE CONTROL PHOTO

Photographic illustration of the remote control unit.

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