Samsung LED/ QLED TV Picture Issues

So I bought a 55" Samsung QLED TV during this promo (PYRO20) on eBay through Appliance Central.

However, I'm not that happy with the pictures so far. When whites are displayed corners and edges are darker. Especially the bottom edge has a much darker faded line. It's always there, but more visible when whites are displayed.

Also when blacks are displayed there are big white patches on corners and somewhere in the middle. I'm guessing this is normal somehow, due to clouding etc.

Anyone having the same experience with QLED/LED TVs? Is this normal?

https://imgur.com/a/ZYWlx5b

Comments

  • -3

    Reason i would never buy a TV online. If bought from a store could return or get someone to come have a look.

    • -1

      Thats illogical. I highly doubt any store will take a used TV back without at least a restocking fee, and if there is any issues it'll be covered by manufacturers warranty under the assumption you have purchased it from a authorised reseller.

      In this case for example, if Appliances Central is unwilling to assist; just contact Samsung directly. As long as you have a proof of purchase, they'll more than likely send someone out to look at it considering it sounds like a possible fault with the panel.

      I've purchased many electrical appliances online, including TVs. I did have a case where my the stand of my Samsung TV snapped and it was out of warranty. Samsung was kind enough to send me a replacement stand free of charge. Online based companies such as Appliance Online have always been a pleasure to deal with and support has been great when I needed it.

      • -2

        lol bit late to the party ;) anyway your wrong anyway.

  • Do you have a photo, without seeing, its hard to say whether its normal or not?

    • I do, how do I upload a photo here

      • You can upload to imgur.com and add the link to your description. Quite easy, takes about two minutes.

        • Done

          • @findthatbargain: Personally, thats quite a bit of light bleed, more then my cheap Hisense I think, my issue is the yellowing on the sides, I don't know any tv that does that. I'm not sure how bad the last image is, from the photo it looks super bad, but you say its not so bad on the description.

            Still though I'd be looking for an image maybe a youtube video thats just white, and take a photo of the yellow and complain on that, the light bleed can be argued a little but the yellowing doesn't make sense to me.

  • +1

    1 - Go to HN, GG or a Bricks and mortar store that sells this TV.
    2 - View the TV in person and see if there are differences.
    3 - If you are still not happy with your TV, then I'm sure that the place of purchase has a return/online/phone complaint policy.
    4 - If they give you the run around then contact Samsung.
    5 - If they stuff you around the go the ACL.

    • Yes, I was thinking of going to GG today.

      I already contacted Samsung they said it's normal to have bleeding but c'mon. It's there latest technology and this is what they plan to deliver?
      They said they need to arrange a tech to come out and check physically, and there could be a charge if there's no fault! Well, there's definitely an issue but they can just say it's normal and charge me money. What a joke.

      My parents got an old Samsung and it doesn't have any of these issues.

      • I would definitely take a pic and upload it here first IMO.
        Try to get a few different programs/images to run on the TV where you can see the emphasis on its issue.

        Normally a TV returns/refund/replacement policy is 7 days or less after purchase from retail outlets.
        Check their T&C's

        Good luck

        Cheers

        • I have already uploaded the pics.

          • @findthatbargain: Ok, this is my opinion but my LG is like that as it is an IPS TV. Your TV seems normal going by the pics.
            Slight light bleed is normal however if one area is particularly accentuated then there is an issue
            Take the pics to GG or HN and see what they think as they are used to customers enquiries.
            They should give you an honest opinion as it is not purchased from them.
            Cheers

  • I assume you got the Series 6? The very reason I am going for the Sony 9500G. JB Hifi guy mentioned this issue.

  • I have a series 6 QLED, does not have that

    • you mean the bottom of the screen is not darker when whites are displayed?

  • Which model do you have?

    Is there any sort of local dimming feature available in the menu? If so, enable it, and check to see if the unevenness improves? That would be my best first step.

    If there isn’t a local dimming feature, then you’re experiencing an unfortunate characteristic of LCD TV panel technology; the backlight behind the LCD panel cannot provide a perfectly uniform, and consistent source of illumination for the whole of the panel. This generally occurs more so with so called ‘edge-lit’ TV’s, where the source of the LCD panel’s light is directed from the literal edges of the TV sets housing, either vertically parallel on each side, or singular horizontal strips housed at the bottom, or even at the top. A diffuser is then used to try and spread out that singular light source so that light reaches the whole panel, and allows the LCD panel to display an image.

    Some sets are worse than others for this ‘clouding’ or ‘dirty screen effect’, leading to what has become known as the LCD panel lottery.

    Local dimming was introduced as a means to both reduce this characteristic trait of LCD panel technology, and also attempt to improve dark scene viewing. More or less, it works by turning off the light source for various areas behind the panel.

    LCD panels work by having red green and blue filters twist to block out the light behind the panel, and reproduce various colour shades according to the amount of light being allowed to pass through these ‘windows’.

    However because LCD panels cannot completely block the backlight, when viewing an all black screen, or content that has a lot of shades of black, or dark scenes, the unevenness characteristic of LCD TV backlight diffusers is often seen, where some areas of the TV look brighter than others.

    This has some more info about how LCD panels work.

    As well as, this provide detailed information.

    My understanding is that the Q60 does not have local dimming, and would likely contribute to what you’re describing if that is so.

    • Thanks, @jawanzar for the detailed explanation. Yes, I 've been reading about the dirty screen effect on the internet. The Q60R 55" model doesn't have local dimming anymore. Clouding seems to be very common for all the LEDs according to the internet. Which is a shame.

      But the darker edges in whites, at the bottom especially, do you think this is normal as well? Someone here said it's not on his series 6 QLED. I'm yet to go to a GG and check if they have the same issue with the display models.

      Should have settled for a OLED!

      • Some models with local dimming (full array performs better) are able to better manage unevenness, similar to what you’re experiencing, but even in edge-lit models with a local dimming feature it really does help to reduce backlight unevenness m, where if you’d turned off the local dimming feature you’d probably experience something similar to what you are. It certainly does depend on the model, and there are benchmarked reviews of LCD-LED that indicate a fairly uniform panel so long as local dimming was enabled, which is all the more frustrating that Samsung decided, seeming inexplicably, to remove it from this seasons Q-S6 models, which on larger sizes will be all the more pronounced.

        The discolouration on the white screen is likely, in my mind, to be another manifestation of the same issue, the uneven edge-lit source unevenly pushing brightness at the bottom of the LCD panel, which produces that distinctive band. The way that the discolouration tends to appear to bleed, rather than exhibiting the characteristic of a particularly definitive line, to me indicates an uneven backlight, as opposed to say a band of stuck pixels, but that doesn’t mean it’s not a defect. It’s pretty apparent that a TV shouldn’t display a band of discolouration at the bottom of the panel, whatever the reason.

        For what it’s worth I don’t think that what you’ve displayed is normal, it certainly shouldn’t be, and were Samsung, or whatever retailer to demonstrate that what you’re experiencing is ‘normal’ you’d expect that likely a lot of folks might not be interested in their TV’s.

  • my Panasonic is over 10 years old and does not behave in this manner…

  • So I'll be returning the TV to the seller through ebay. eBay agreed to give a full refund. Now I'm looking for a new TV. Any thoughts? thinking of going with the much talked about LG 55B8STB.

    I had a look at this at GG, pictures look perfect. Selling for $1795 at store. But can but it through ebay at the moment for a couple of hundred cheaper. Though I know there's a burn-in possibility but the GG said he only heard of it twice only but LG replaced the panels even out of the warranty period. Not sure how much of it is true. Cos he also said this TV will support Apple TV 2 just like the Samsung which I was excited about. But when googled, it says only 2019 OLED models will support apple tv 2. :D

  • Hey OP just curious, was the light bleed that you had white or blue light?

    • +1

      At the bottom edge it was more like a burnt bleed, probably caused cos it's a bottom edge-lit model. Other corners were more white.

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