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SAMSUNG Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SAMSUNGUN32F5500AG
Standby flashing repeatedly and only after 30 minutes the TV turned on with no image only sound, when turning on only the power supply the LED would light up when connecting to the main one the LED would go out.Dirt, or short. As I didn't have a multimeter, the solution was to test parts by parts.When connecting to the main board, the LED went off, so I removed the decom and the problem persisted, so the problem was probably on the main board, I turned on the power supply and with the LEDs on, I inserted the flat and into the main board 5 times and shorted the same one with a screwdriver, cleaned the display board and rubbed all the connections with an eraser. also, fiCarine Silva pimentel
SAMSUNGUN32J4290
TELA PT320AT01-3-XC-2
No imageJust rectifying, the components (q2 and c82) are on the screen drive board okWORLD TV
SAMSUNGUN32J4290
TELA PT320AT01-3-XC-2
No imageIt arrived with the smd q2 transistor burned out. after an inspection it was found that the smd capacitor c82 was shorted, causing q2 to burnAfter the replace, the TV came back to life =)WORLD TV
SAMSUNGUN49K5300
Burning ledsWhen changing the buses, make changes to the power supply by changing the r9873 which is 0r95 for one of 1r8-5wAlberi F S
SAMSUNGT190
Turns on LED, but without image and without backlight.Swap IC604 DC/DC logic board.electronicssupplyparts - Gramado/RS
SAMSUNGUN50RU7100
No imageTV has sound and no image, dark screen, but LEDs are on.C13 on tcon board (last left side)Max Matipó
SAMSUNGUN32EH6030
Pisca led stand by1000/10v power supply electrolytic capacitorreginaldo moronte,eletronica junior caldas novas
SAMSUNG UN55C6900VM
Main inoperative (no stand by)Leaky transistor on the main board ic4005 (I removed it and the TV turned on normally) I left it without and it's working. any questions 82993677063Carlos Araújo
SAMSUNGUN46F5200
Remote control doesn't workOpen track due to oxidation on the IR receiver/joystick boardThe open trail turned on the go signal, to access it you have to remove the joystick. retrace the track with thin transformer wire. In my case, only this trail was open.2000
SAMSUNGUN40F5500
TV flashed, power led, smart soon appeared and turned off, kept repeatingAuxiliary supply feedback pin 2 of ics801csReplace without measuring ds804edmilsompimentel
SAMSUNG S19A300B
Monitor changing rgb colors.SoftwareBy rewriting the eprom, the problem was resolved.Dimerson Lima
SAMSUNGPL42C450B
Does not work, stand-by LED is off, tsound is stand-by voltageQ404 with emitter collector leak, this transistor is the stand-by resetSubstituir q404, cod-k702xELETRONICA AV TEC
SAMSUNGUN43RU7100
TV restarting with backlight flickering screen with no image.Fuse near the power supply connector open.Luciano (AMPLITEC)
SAMSUNGLN32B350F1
The backlight doesn't turn on,"sometimes it does"!Replace the cm853/869;47/50 capacitors, place a 4.7k resistor on pin 16 of the sem2006 to the inverter on pin of the socket and replace the 1m resistor rp812 next to the fan7530 ci, for de650kIn my case, I had to do all of this! But the defect never came back!Rodrigo cofferi
SAMSUNG29M21MQ
Black band on left sideR205 3k9 openReplace of the sameairton
SAMSUNGHT-Z210
After a few minutes on, fan chk appears and then turns offNr1 10r resistor changed to 20r, test it on the board, because outside the board it shows normal.Replace nr1 resolvedAndré crisópolis
SAMSUNGHT-Z210
ProtectCapacitor emc8 next to the speaker connector changed, marking resistance 270rReplace emc8 capacitor 100nAndré crisópolis
SAMSUNGCL21Z50MQ
CHASSIS:K16C(N)
TV turns on, activates the LED, but does not start, or generatesL808 openThe replace of the sameJader Rocha
SAMSUNGUN55F8000AG
Doesn't startDefect in the LED drive, power supply board. fet q9802c(9n40)Luir
SAMSUNGPL43F400AG
Doesn't start. deadBurst pwm, resistor and broken ceramic cap.Replace and repair (check the jumpers may be rusty)JC Eletrônica Cícero