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TFT Screen Not Working when Power Turned On

TFT Screen Not Working when Power Turned On

Overview

​My TFT display screen does not light up when power is turned on. No picture is displayed.

Cause

There are 3 probable causes for this problem which can be quickly checked:

1. The power supply is faulty, or is disconnected
2. There is no video signal to the TFT screen
3. The backlight or AD board may be faulty

Resolution / Action

​Here are the possible solutions to be checked for each of the above causes.

  1. ​Check the power supply to the TFT
  2. Test another working TFT in the host machine, to determine that a video signal is present
  3. Replace the backlight or AD board

Additional Info

Tried these 3 simple tests, but still need some more help? No problem!

Please contact Eurocoin Support for any further assistance you may require at sales@eurocoincomponents.com.

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