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tv: Hyundai model: 32hyn5210hfn
main: HK.R.RT2831P538
panel:PT320AT01-1

tv has remained in stby. Thank you .

HK.T.RT2831P538

You need emmc bro

Try hard reset
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Available emmc and firmware

HK.T.RT2831P638
Will work well with your board

Thank you dear colleague. after trying it I will give an answer

after many attempts I identified emmc pin for this main but it did not succeed because according to the client the problem is that the tv was struck by lightning, so I did not deal with it anymore.