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SAMSUNG Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SAMSUNGCN 5063V
CH P63SA
Power supply does not activate - after solving the problem, the power supply does not regulate 125v and stands by with 200vShorted 814 diode (on the board it has the zener symbol but it is an avalanche diƶde).Replace d 814 r2kn can be byv95 - after the subst. if the stby keeps the voltage high replace. chap. 802 470/16vJose
SAMSUNGCL21Z43
Flaybeck leakChange the flay and check both caps. c821=100ufx100v, c822=100ufx100v without capacitanceHelp yourself, leave your tip ass.arniELETRONICA ARNI-LEOBERTO LEAL-SC
SAMSUNGCL-2158MQ
KSCA
+b low with 90 volts normal and 120 v approximatelyDS 806 Tel 431Replaceloantonio nobrega(patos pb)
SAMSUNGCL-2158MQ
KSCA
Standby LED lights up when you turn on the TV, the LED flashes and does not generateD402 open it feeds the horizontal driverReplace without testingantonio nobrega(patos pb)
SAMSUNGCL 29Z58MQ
No sound, normal pictureFaulty micronas microprocessorReplace micronas integrated circuitAFONSO SANTANA
SAMSUNGLM 52M81B
Blue stripe on the left side verticallyCleaning the LCD flatsFabio Moura
SAMSUNGLE40S71BX/XEC
BD40EO
Does not start and the power supply relay keeps trying to dock intermittentlyProblem with the power supply in the photo coupler pcm802Tuga_75
SAMSUNGCL34Z6PQ
Burning q401C403 open, t401.SENPRETOR
SAMSUNGCL-21M6MQ
Lights up, given the command to turn on; It worked for about 5 seconds. and turned it offI tested the horizontal output, capacitor cr404s and they were ok. I checked the deflector coil and it was shorted.
SAMSUNGCL29Z58MQ
KS7D
Out of tuneRv-924 (4k7) e rv-926 (4k7)MAXWELL ELETRONICA
SAMSUNGCN-3383V
It doesn't tune, drizzle and black bars, normal voltages on the varicap, at first I saw that the varicap was loose so I resoldered it and the other parts of the board but even so it remained for some time with the defect and then the image appeared.I removed the varicap and then redid all the internal solders and also cleaned the part of the ci 101 that receives the fi signal from the varicap, as I hadn't realized how dirty its pins were after this and the TV started working normally again.This email address is being protected from spambots. You need JavaScript enabled to view it.
MONITOR SAMSUNG732N PLUS
Taking a long time to callC112/c113 / c109 / c110 / c316.Replace them allELETROCLAUDIO AGUAS BELAS
TV SAMSUNGCL21Z50MQ4XXAZ
The power supply doesn't start, the LED is on, but when you turn it on, it goes off and flashes and comes back on.Testing the +b via low and oscillating voltage, resolved by replacing the c811 and c822, both 100uf and 160v.BF.COLATINO
SAMSUNGMAX-A55
DeadPower supply with ice2qs01 shorted +3 1k resistor connected to pin 5 of the open IC also replace photo couplermarcos melo cascavel ceara
TV LCD SAMSUNGLN32A330J
Negative imageTcon board defect!bf.colatino
TV SAMSUNGCL 21K40MQGXXAZ
This TV arrived with sound but no image, even by increasing the screen nothing appeared on the screen.Looking for what it could be and finding no problem, measuring the screen voltage it was normal and the filament was also normal, also redoing some soldering and nothing.But when I resoldered the q804 the image appeared, so readjust the screen to the correct position and that's it.BF.COLATINO
TV SAMSUNGCL21K40MQG
This TV does not work when opening it, there are voltages on the primary power supply but not secondary on pin 01 of IC 8O1, it has 185 volts, on pin 2 of IC801, it has 9 volts and the power supply does not give a single sound, I opened the optical coupler, I tested it, I turned it on. the TV without it and nothingI installed the 18v zener, the TV worked, the defect was the power supply switch and the dz 803 zener.BF.COLATNO
TV SAMSUNGCL212Z58
This TV came in, I didn't find any bad components, I decided to change the ic801sResolved by replacing the ic801s.BF.COLATNO
TV SAMSUNGCL-21M6MQ
TV without image. It opens normally, the vertical pulse is ok but the screen only gets washed. Just plot.I changed the screen capacitor, adjusted the screen to the best point and it improved a lot, only every now and then the screen turned off and it became dark. I changed the filament resistor r421 from 3r3 to 1r and the filament line resistor r516 also from .022 r, I removed it and placed a jumper.BF.COLATNO
TV SAMSUNGCL29Z50MG
TV with the following defect had normal current but did not oscillate, there was no highI solved it by changing the drive transformer, it was open,BF.COLATINO