Find dead pixel on your screen.
* Full screen
* Max brightness
* Multi colors and it's Mix
* Tap to change between colors.
No dead pixel found is better.
Identify AMOLED/SLCD panel:
Load a black backround.. and if it's not totaly black and you see a washed out black then you have a SLCD, if it's totaly black then it's a AMOLED.
Tags: lcd test , lcd test code , test lcd , lcd test image , lcd 测试 , lcd test images , lcd tester , lcd test menu , lcdtest