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SAMSUNG Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SAMSUNGUN40ES6100GXDZ
Cannot find wifi network or does not connect wifiDue to new protocols, some routers or operators are no longer compatible for brAccess service mode (mute+182+power on) "control" option --> "sub option" option --> "wifi region" option --> replace the "wifi region" to "a" or "b"Snegs Eletrônica
SAMSUNGUN40C5000
Turns on, but no image comes out. backlight comes on.Defective tcon. ict2 reg 3v3 reset. to replace.Joaomvjr
SAMSUNGT22A300
Blinking LED does not turn onDiode dm887Damião
SAMSUNGLN32B530
No image, normal soundLamps off.General resoldering of the power supply.Eletrônica sul minas e cel
SAMSUNGCL21Z43MQ
When turned on, the image appears normal, then it heats up and the image becomes deformed or serratedEy134= capacitor poliester 274j/400v=n27/400vReplaced and solved the problem, the image was perfect (obs. in my case I didn't have the 274j, I replaced it with a 304j)Antonio Carlos (Eletrônica Renascer)Boa Vista do Gurupi-MA
SAMSUNGLN40D550
Tripled image, embarrassedDurex was placed on 1 of the flats, covering around 30% of a flatInvision Assistencia
SAMSUNGUN48H6800AGXZD
No image1. observe how many LEDs are on on the t-con. tsound are 3 LEDs that must be lit.<br>2.if only one LED lights up, disconnect the t-con cable that comes from the power supply.<br>3.turn it off and plug it into the socket and note that 2 will light up LEDs and, simultaneously, the image LEDs.Replace the smd capacitor in the image in this thread or the nearby capacitors dica un48h6800agxzd.antonio copiadoras
SAMSUNGUN32FH4205G
DeadTsound is no secondary power supplyDm807c shorted to the power supply and just replace itElias tv Natal R|N
SAMSUNGPL43F4000
Restarting randomlyResolve/replace do c1024 smd pci mainAngelo MG
SAMSUNGCL-21Z50MQ
Working but no image, enlarge the screen nothing happens10k r270, open, is close to the processorDj Velk
SAMSUNGCL-21Z50MQ
Sound noise, hissing, in av modeC214 leak or shortDj Velk
SAMSUNGCL-21Z50MQ
Hissing sound interference in av modeC214 leak or shortRemove or replaceDj Velk
SAMSUNG TL22A550
Blinking LED does not turn onCn and power supply flexReplace or jam them
SAMSUNGLN32D403
When turning on the TV tsound is sound and the image appears normal, but after some time it starts to go out and the brightness varies until it goes out.Before carrying out the test, remove pin 8 (dim), if the backlight comes on, replace transistors q203 and q1601 on the main.Transistor q203 and q1601 both (bc847) in the main next. to the cn201 connector with leakage.Jadson G Nascimento
SAMSUNGLN32B530P2M
Takes time to callCm852 stewedHP ELETRONICA
SAMSUNG 60F5000AG
Screen off LED stand by flashingLED blinking with no imageCap c 5027 q 5002 e q 5003 transistor 30j127 only originalSandro Hiroshi
SAMSUNGPL43F4000AG 43LF_DDY BN44-00597A
The TV doesn't turn on, it just turns on the STB LED and blinks a few times and then goes out.Vs_det is a protection that disarms the 205v line of the vs, in my case the defect was the defective protection, even arming the power supply via ps on and vs on without the need for the main board the power supply disarms on the micro mcv14a which is responsible for the protections and power supply.To resolve the doubt as to whether the defect is in the protection, turn off the jp869 jumper and the power supply will start working again without tripping. This jumper should have a voltage of around 2.6v, more or less, in my case it was above 3v wsound it went into protection. , this jumper is connected to the resistors rs866 , rs855 , da854 , the same good ones without replaces , the problem is the glue on the parts , remove the glue and replace the components , but I did it on all the components around these 3 that I mentioned too , just to ensure, note: do not leave the jumper disconnected, be a responsible technician, do not do this test with the board connected to the other boards, only perform this test with the power supply outside the TV, the jumper has no problem turning it off, it will not damage the board, but first measure to check that tsound are no shorts or other problems on the board! After checking if the voltage returned to normal on the jumper, something like 2.6v, then turn it on again. I hope to help with this tip but remember, only do it if you have experience, it's not a tip for amateurs, help the site post your tip, help those who help you!!!Play Back
SAMSUNG39EH5003H UN**EH5003
When replacing the main board inverted imageAnd in the 168 power menu tsound is no mrt option to turn the screenMenu 168 power and replace the screen type and invert the imagecesila
SAMSUNGPL43E490B1G
Only threatens to turn on LED standby only blinks power supply oscillatingCs809sCap 33n 1250vArasonic
SAMSUNGCL 21A551
Secondary power supply of mais b+ with 170vCi regulator strw6753f changed I replaced it and everything was fineAdalton ms