Huge screen issue with i9505

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bsch3r

New member
Apr 27, 2013
4
0
I bought an i9505 today. I noticed very bad scrolling artifacts especially on a black background. This can be best seen when scrolling up and down in a menue in the preferences. The white letters on black background smear alot. This effect gets worse when turning brightness down. The responsiveness of the s4 display seem quite bad. The s3, which i also own does a whole lot better in this regard.
Can other S4 owners confirm this problem? Has the octa the same problem? Main reason i bought this phone was the oled display. I am quite dissapointed.

Sent from my GT-I9300 using xda app-developers app
 

fade2green514

Senior Member
Mar 21, 2011
281
56
something is definitely wrong with it. exchange it immediately in case something is wrong with the second one.
 

bsch3r

New member
Apr 27, 2013
4
0
So if I am not the only one experiencing this it seems to be an inherent problem of the new amoled. In theory amoled has a very fast response time. Maybe it has to do with the fact that the s4 displays true black i.e. the screen is absolutely black in black areas of the screen. The s3 does not turn the pixels completely off, it has blacker blacks than lcd but no absolute blacks like the s4. I am sure Samsung did this for a reason in th s3, maybe to avoid the problem we are experiencing with the s4. I wonder why none of the reviews reports about this issue.

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jlegrange

Member
Apr 10, 2012
28
0
Southampton
Mine doesn't smear when scrolling unless you mean if you scroll fast it looks smeared? I put that down to scrolling quicker than my eyes can focus :D if yours is smearing when moving slowly then I'd swap it!

Sent from my GT-I9505 using XDA Premium HD app
 

bsch3r

New member
Apr 27, 2013
4
0
The effect can be best seen on black background with brightness set to low. For example when scrolling in preferences watch the horizontal grey sepparation lines. When scrolling slowly the almost dissapear on my phone. So maybe one should not call it smearing but there clearly visible moving arifacts on my phone.

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JmJ17

Senior Member
Dec 16, 2005
179
32
Jaen
I have the same problem. It is annoying in black backgrounds whith grey letters.
 

suadion

Member
Feb 18, 2012
32
6
My issue: the red subpixels stay on, this is the SGS4 and SGS2 viewing the same 100% black image.

The effect is a bit more dramatic on these pics than real life, to get a proper exposure. The red pixels are only at low intensity, but it's still easily noticeable.



 

Xander123

Member
Jun 4, 2007
19
6
Poland, Sosnowiec
Hi.
I had the same problem with I9505OXAAMDE firmware. I update firmware to I9505OXAAMDM and subpixels are ok. Now my screen is black, but now i have smearing in setup menu and contact.
I hope that in the future fix this problem.

regards
 

suadion

Member
Feb 18, 2012
32
6
Hi.
I had the same problem with I9505OXAAMDE firmware. I update firmware to I9505OXAAMDM and subpixels are ok. Now my screen is black, but now i have smearing in setup menu and contact.
I hope that in the future fix this problem.

regards

Interesting. You did not have the 'smearing' before? Because I do see some of that also. On i9505-XXUAMDF.
 

sadekmefti

Senior Member
Dec 6, 2012
628
394
26
Cherchell
I bought an i9505 today. I noticed very bad scrolling artifacts especially on a black background. This can be best seen when scrolling up and down in a menue in the preferences. The white letters on black background smear alot. This effect gets worse when turning brightness down. The responsiveness of the s4 display seem quite bad. The s3, which i also own does a whole lot better in this regard.
Can other S4 owners confirm this problem? Has the octa the same problem? Main reason i bought this phone was the oled display. I am quite dissapointed.

Sent from my GT-I9300 using xda app-developers app

Here is a temporary fix ;)
 
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