iSmash LCD Test

 

LCD Inspection Guide (Good/Bad LCD)

 

This is a test to detect defective LCD "dead pixels" that are either frozen or no longer active. This is done by displaying a series of solid background colour pages.

Check On Black

Check for purple, white, red, or blue marks. Particularly evident on a black background.
Check for dead pixels and ‘starry’ screen, looks like dead spots green shiny colour.

Check On White

Check for a wavy pattern (dark shadows), pressure or white spots on backlights or yellow marks. Particularly evident on the white background:

 

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