TCON BOARD Repair Tutorial - Common Symptom & Solution - How to fix tcon board

T-con Board : LC420WUN-SAA1 (6870C-4200C)
LCD Panel Model : 42 inches HD Panel
Note : Vcc input = 12V
Troubleshooting guide,
Voltage checking & IC Failure cause on TV
Electronics Repair and Troubleshooting,
/ electronicslearningpro...
#howToFix
#tconBoardRepair
#LedLcdTVrepair

[@jasongoestohell123]

Thank you brother please send as schematics are not available for this TCon board or can I use another compatible TCon instead of this board

[@jovenu1634]

Brief but very informative. Thanks for sharing!

[@dominikmagnus5074]

i know I am kinda off topic but does anybody know of a good place to stream newly released series online ?

[@dariancreed9022]

@Dominik Magnus I would suggest Flixzone. Just google for it :)

[@brodiejake2149]

@Dominik Magnus i use Flixzone. You can find it by googling =)

[@elianrocco2357]

@Dominik Magnus I would suggest Flixzone. You can find it by googling =)

[@raydenyousef8921]

@Dominik Magnus try Flixzone. You can find it on google :)

[@jasongoestohell123]

Great work and explained

[@thomasc.rizzosr.]

Have a vertical green line through my 75 Samsung TV Model UN75MU630DF SN06M03CBJA02719R should i replace the T-Con board and that will cure the problem. Thank you Tom from Cape Coral FL.

[@bhryTV]

Hi sir .. check all flex cable connected to lcd.

[@bloopbleeper72]

I got an all black image on a Samsung UN43NU6900 and the sound works perfectly any ideas? My tv hasn’t been workin since it fell

[@bhryTV]

Check backlight sir.

[@hossamabdelkarim3754]

i have LG smart tv 65 UH5500 the picture has a solar red and the tv is working perfectly but it has reddish display , i changed the con board from used tv but still the same what you recoomend to me to do ? regards

[@bhryTV]

Check Voltage to data source board connected to lcd

[@MrYessireebob]

Sony KDL-60r510a no display at all what do you suggest?

[@bhryTV]

Does it sound sir?

[@meinardgo]

how about LG got freezing sir?? its also T-con ??? pls reply ty

[@safeedps]

Lg uhd 42ub820t for 3 seconds picture is ok next 3 seconds lines then 3 seconds ok then 3 seconds lines; what's the problem?

[@bhryTV]

Check Voltage of tcon

[@safeedps]

When disturbance comes on the display tcon board makes a humming noise

[@user-vx5dh1hk3n]

Power your the best

[@jasondevido1984]

Saan po pwdi mag order ng tcon board ng devant 50inch

[@jasongoestohell123]

Need TCon test voltages for T650 HVN05.7 CTRL BD 65T07

[@hesiobravinjr.3517]

how to fix upside down in this tcon ?

[@canveraaccadia485]

My vgh voltage is only 18V. Tcon 6870C-0726A

[@user-vp8xj2tj8w]

Sir Sem Tcon nehi mile to tv kace tik kore

[@user-lb5me4rs8j]

Thanks show me 😂 jvc 65 inch the entire main board testing

[@jasongoestohell123]

I have white display on tv

[@user-ob3pd7xp3e]

The image on my tv is too blue. The White color is missing. Any ideas?

[@bhryTV]

What type of tv?

[@user-ob3pd7xp3e]

@@bhryTV CELCUS CEL-49FHDSB-16/1

[@SouravDas-nc7nv]

Sourav Das

[@multitechservicepoint4917]

Haaaaaa

[@tunkunrunk]

depressing music