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Samsung Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SAMSUNGCN-7266
No image and no audio13.5 open power supply capacitor, 1000 x 35carlaosbc
SAMSUNGLCD -LN40C530
In standby, neither the remote control nor the tok keyboard turns onCheck power supply pci defect. disconnect the cable that comes from the power supply to the mother pci.There are 9 pins in the power supply PCI connector counting from top to bottom pins. 1.2.3 there is a voltage of 13v. pins 4.5 gnd pins 6.7 there is a voltage of 5 volts. pins 8.9 there is a voltage of 13 volts measure with the negative of the multimeter on the LCD panel housingEvandro/sousa astel eletonica ceara
SAMSUNGLCD -LN40C530
In standby, neither the remote control nor the tok keyboard turns onAfter testing the power supply PCI and mother PCI, all ok. the defect was inside the keyboard connectorThere was a lot of oxidation, the solution was to remove the socket and make the direct connections to the motherboardEvandro /sousa
SAMSUNGUN32D5500RG
Does not turn on, standby LED blinks twice.In standby, pfc = 190volts, checking the power supply, nothing was found.Press the touch switch on the main board, with the TV on standby, in my case, the TV started working normally again.Mauriílio
SAMSUNGLN26B350
Doesn't workCheck zd 803 and 804 with passageoskarala
SAMSUNGCL29K40MQ
Normal operation, with a 15 cm vertical strip on the left side.Capacitor c404 of 472 (4n7) 400v, and resistor r423 of 5k6x2w. replace them.WAGGUINHO
SAMSUNGCN-3362VB
Normal power supplys, filament lights up but does not generateD-102,r-204carbonized or with defectsReplaceLUCIANO
SAMSUNGCL29Z43MQ
KS7C
Sem 33voltsR-831 openReplaceLUCIANO
SAMSUNGVARIOS
The relay keeps hittingCheck vertical output (tda 8356)Ademar / Videira sc
SAMSUNGCN 5083
One of the colors predominatingCheck, the resistors that are connected to the rgb of the tube board transistorsAdemar / Videira sc
SAMSUNGCN 5039
The relay keeps hittingChange r248 (3k9) is close to the fly back change (c406) 680pf x 2k and c 404 of (4k7) note. c404 is open and oc406 is changedAdemar / Videira sc
SAMSUNGCN 5039
The relay keeps hittingCheck r248 (3k9) may be openAdemar / Videira sc
SAMSUNGVARIOS
The relay keeps hittingCheck the 22 volt zener diode (dz305) on the 15 volt line of the fly back, note, the bad vertical also hits the relayAdemar / Videira sc
SAMSUNGCN 5039
Image flickers green time/blue time/red timeChange the resistors r511/ r512/ r513 values ​​of 100k are on the tube plateAdemar / Videira sc
SAMSUNGMAIORIA
Setup adjustmentsEnter on the menu control more 182 powercom channel and volumeAdemar / Videira sc
MONITOR SAMSUNG LCD540N
Monitor completely inoperative, it only had the stanby LED onThe power supply capacitors were changed, c113 820x25v c115 1000 x25v.Ronaldo Mitidieri
SAMSUNGCL21C650
***
Get the channel then disappearR830 15k aberto power supply 33vSwap them and everything is ok.ELETRÔNICA IDEAL
SAMSUNGCL29K40MQ
Works for 1 minute and to heat the str 6750f of the power supplyI changed the c803 to 330uf x 400v and it solved it.cavalheiro
SAMSUNGLCD 32
With sound no image gray screen, t-con defectSolution fix or replace itfernando
SAMSUNGLE23R32BX/XEC
GRM23HEU
After a certain time on, it turns off completely, LED goes outNa Power supply Ismkhaa (Kyahadhr 09B)Falta dos +jahJ.CUNHA