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SAMSUNG Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SAMSUNGLN32C350IDM
Image with greenish tonesCi tcon laxc-021t2bChanging the ci. this led tv has the t-con board incorporated into the LCD screen ruler. cleaning the flat cable and connectors with thinner and it didn't solve the problem. just changing the ci.jose carlos figueiredo
SAMSUNGPL42B450B1MXZD
Does not turn on blinks LEDs disarms power supply voltagesCurto capacitor smd placa buffer c5521Paulo Pinho
SAMSUNGT22C310LB
Stand by led turned off and wouldn't turn onPci card touch function (keyboard) tc310 shorted, killing the 3.2 volt voltage that powers the card.I paid attention to the 3 smd capacitors on the board. It has a large one and 2 small ones. One of the small ones was shorted. I removed it and didn't put another one in its place, because I didn't know its capacitance. The TV started working again and the stand by LED came on. .jose carlos figueiredo
SAMSUNGPL42C430
No sound normal imageCi sound output warming upReplace shorted cap 1371. tip from the websiteedmilsonpimentel
SAMSUNGCL21C650ML
Doesn't startPower supply with zero volts, I found the h output to be raw, I changed the power supply, but when I pressed the power, the power supply went up to 160 volts and turned off because of the second fault, the horizontal transformer drive was wrong with the primary coil open.Replace the horiz output, trafo driveorlando lott
SAMSUNGHG40ND460SG
Doesn't startDiodo dm861cReplace dm861c (mbr5h150ss)FABRICIO
SAMSUNGPL51E450
When turning on the power supply, the TV tried to arm, the screen flashed 1 time and the LED 5 times, the VS and VA voltages armed, but then dropped.After several tests, the blue ceramic capacitor position c5006 next to q5001 was detected on the y board, it was open. the value of this capacitor is 106, in this case 10uf x 50v, as I didn't have it, I put an SMD ceramic of the same value and the TV came back!Flávio
SAMSUNGUN32J4300AG
The TV works normally, but when it was left plugged in for a long time on standby, scratches would appear on the screen, the screen would only return to normal. I left it unplugged for more than 4 hours.Cause (q301) cdg(dfua) is responsible for switching the 12v on the screen was shorted and did not turn off the 12v on the screen.I put one (y5e2) in place and it was great.Marciok mkps
SAMSUNGUN50HU7000
The LEDs don't light upProbably the power supply due to an insulator underneath the power supply.Wash the power supply board with detergent and resolder oxidized components due to a liquid that accumulates on the insulator board.Mariano
SAMSUNGLN32B350F1
TV didn't turn on the backlightQ802 (smd transistor 2.f)MkpsMarciok mkps
SAMSUNGLN32D550
Does not turn on, standby blinking.Defective q201 does not generate voltages at output 7.8.Replacement for q201 "ci 4801a"Antony Garcez
SAMSUNGCL21Z30MQ
K16B
Stripe on the side defect in the horizontal phaseR 205 3,3k abertoReplace resistor r 205 3,3keletronica global chiquinho
SAMSUNG CL21C650ML
This TV is normal with a fly-back error and the horizontal output heats up and the screen is dark with no luminance.Cr407sReplace the 250j 250v cr407s and just run to the hug. God be praisedSinailson furtado
SAMSUNG LN32D400E1G
Doesn't startReplacing bn44-00438a with bn44-00440The two power supplys are fully compatible, the same connectors. only the size is different and it was possible to mount it with the ac cable input in the same position.jjsantosneto
SAMSUNG LN32D400E1G
Doesn't startPower supply replacementPower supply pcb:bn44-00438a(psiv121411a), burning fuse:3.15a and transistors mi801s/mi802s= 5n50smdjjsantosneto
SAMSUNGUN32D4000
LED flashes sometimes turns on if the main back light power supply is disconnected, it activatesTransistor q9101 pnp smd with leakageReplace q9101Paulo Pinho
SAMSUNGPL43F4000AG
Does not turn on or no imageC5075(1000/1k); q5000 (rjp63k2 =30j127); d5057(sf10a400hd); q5014(fgd4536)leitemarcellus
SAMSUNGCL 29Z58MQ
K16C
Burning horizontal outlet.High power supplyAndré
SAMSUNGUN40F6400
It turns on, sometimes it works all day, sometimes it turns on, turns off the back light, the sound continues.See in the power supply that 9801, 9802 (npn(k7k) smd transistor. I used (1fw)).Replace said transistors.arock
SAMSUNGUN32D5000 UN32D5500 BN44-00460A
Backlight flickeringOpen l9101 driverDriver replaceFULLTECH