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November 2nd, 2020 01:00

S3220DGF, Rev A03, FreeSync flicker issues

Hello,

I bought this S3220DGF on Saturday. In general I don't have any complains when it comes to the picture quality, etc. but it has an annoying issue that I found a lot of people have no matter if it's used as G-Sync or FreeSync monitor.

When FreeSync is enabled, the screen starts to flicker while game is loading, in the menus and sometimes in the game itself. I tried everything humanly possible and what even came up to my mind and it doesn't work. 

I know that it's not the AMD drivers as I checked with other monitor and that issue does not exist.

Is there any solution to this? Any firmware update or something, otherwise I will return the unit to the seller.

Thank you in advance.

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November 2nd, 2020 02:00

Thank you! We have received the required details. We will work the issue. You may also receive assistance or suggestions from the community members.

November 2nd, 2020 02:00

Just to add that I am using this on AMD Radeon RX 5700 XT via DP 1.4. I tried HDMI and issue remains.

Update November 3 = 

I actually found out what is happening. This panel is 8bit+LFC and the panel is too bright because of contrast. The main problem is that you limited the FreeSync range in its firmware from 60-165Hz instead from 35 or 45-165Hz. That is causing the problem as LFC is losing sync if FPS falls under 60Hz because of high contrast thus causing a color flickering.

I tested this with CRU by manually limiting the Freesync range to be 43-165. Now this is not a solution and this device and who knows how many need an firmware update.

You won't be able to help me as I am exchanging this one for the S2721DGF but you can help others by fixing it using my findings.

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