Test yours here:
http://www.lagom.nl/lcd-test/inversion.php
Apparently it is quite normal according to this site:
http://www.techmind.org/lcd/
Mine flickers on 4a and according to techmind.org, the panel I'm using (9CAC) uses "Line-paired RGB sub-pixel dot-inversion".
How about you?
http://www.lagom.nl/lcd-test/inversion.php
Apparently it is quite normal according to this site:
http://www.techmind.org/lcd/
The following test patterns deliberately excite only one polarity-half of the inversion pattern for some common schemes, and one of them should cause your screen to flicker. This is not a fault with the screen, but enables you to find out which inversion scheme your screen uses.
Mine flickers on 4a and according to techmind.org, the panel I'm using (9CAC) uses "Line-paired RGB sub-pixel dot-inversion".
How about you?