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I believe the caps are going bad in my Samsung T220, how long will it last?

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    I believe the caps are going bad in my Samsung T220, how long will it last?

    The title says it all basically. How long will the capacitors last in their current state, if this is indeed the problem?

    Here's the situation:

    My T220's screen will turn off after a short duration following a power-on. The LED light remains on, so it's just the screen/backlight that turns off. The length of time it remains on before shutting off depends on the duration of time it was previously left powered down.

    I currently get around this by, what I assume is, charging the capacitors a little. The T220 comes with the buttons on the right side for navigating the menu/settings for the monitor (brightness, contrast, other settings, etc). One of the buttons (third one down, of four) is a button that will cycle the input from digital to analog.

    I press this button, and it will cycle from digital -> analog -> back to digital. Doing so turns the screen/backlight back on when it swaps back to digital without actually powering down. I do this a few times, and then the monitor will remain on with no issue until I turn it off again for an extended period of time.

    The # of times I must cycle it after turning it on, again, is related to the length of time it has previously been turned off.

    I do not know anything about hardware/capacitors and such, but as you can see my research on the issue has lead me here. I can only assume the issue is related to my capacitors, and I'm wondering how long I can go with my current method of cycling the input until they're done for good and I should search for a replacement.

    Even if they may last for a bit longer, could my current method endanger other components? Should I seek to try and repair the capacitors sooner rather than later?

    #2
    Re: I believe the caps are going bad in my Samsung T220, how long will it last?

    Originally posted by StealthStalker View Post
    I can only assume the issue is related to my capacitors, and I'm wondering how long I can go with my current method of cycling the input until they're done for good and I should search for a replacement.

    Even if they may last for a bit longer, could my current method endanger other components? Should I seek to try and repair the capacitors sooner rather than later?
    It could be capacitors. You will have to open up the monitor and look at them.

    If you continue to run the monitor with your current workaround, you could damage other components inside.

    You can post pictures here and member can help you. Please follow the guidelines in my sig file below.
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    If you are new to this forum, we can help a lot more if you please post clear focused pictures (max resolution 2000x2000 and 2MB) of your boards using the manage attachments button so they are hosted here. Information and picture clarity compositions should look like this post.

    We respectfully ask that you make some time and effort to read some of the guides available for basic troubleshooting. After you have read through them, then ask clarification questions or report your findings.

    Please do not post inline and offsite as they slow down the loading of pages.

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      #3
      Re: I believe the caps are going bad in my Samsung T220, how long will it last?

      Yep, I'll try and get to it sometime soonish. Only monitor I have at the moment, so I'll see what I can do.

      Thanks.

      Comment


        #4
        Re: I believe the caps are going bad in my Samsung T220, how long will it last?

        For best picture quality and clarity take your boards to a window on a sunny day, turn flash off, and use macro mode. Take a top down view of all your boards (front and back). Make sure the photo is legible so that we can read the PCB printing clearly. A shutter speed of 1/125 or faster will produce nice clear focused pictures. Try to get a photo that is 2000x2000 resolution or as close as possible.

        Here is an example of the pictures we want.

        https://www.badcaps.net/forum/showpo...94&postcount=1
        --- begin sig file ---

        If you are new to this forum, we can help a lot more if you please post clear focused pictures (max resolution 2000x2000 and 2MB) of your boards using the manage attachments button so they are hosted here. Information and picture clarity compositions should look like this post.

        We respectfully ask that you make some time and effort to read some of the guides available for basic troubleshooting. After you have read through them, then ask clarification questions or report your findings.

        Please do not post inline and offsite as they slow down the loading of pages.

        --- end sig file ---

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