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SAMSUNG Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SAMSUNG LN32B350F1
Turns on with sound, lamps do not light.Make a jumper with a 2k2 resistor on pin 14 and pin 16 of ic 801- without 2006Emerson Lima
SAMSUNGLN40C550
It doesn't turn on, the standby LED stays on and controls are stuck, sometimes it turns on and works for a while and restarts or turns off and gets stuck again.Ic203 z1031, I put the z1033 it workedEletrônica Mirage
TV SAMSUNG 3232FH4205
Does not turn on, does not stand-byIC 804 on the main PCI next to the RCA you can place a 1733 3v3 regulatorWesleyborges7
SAMSUNGUN46F6400
Power supply relay knocking, TV restarting turns on and then restarts or turns off.Ci of the board shortedRemoved the jumper from the jp-801 boardRoger Hobold
SAMSUNGUN48J5200
White imageTcon ruimReplace a tconInogamma
SAMSUNG732NW
LS17PENSFLXAZ
Turning off the lamp as soon as it turns on or a few minutes laterDim lamp one by twoRemove d211 diodes. and d212. If you still continue, you also take the d21. and 222Fernando montonio
SAMSUNG732NW
LS17PENSFLXAZ
Turning off the lamp as soon as it turns on or a few minutes laterDim lamp one by twoRemove diodesFernando montonio
SAMSUNG PL43F4000
Sometimes it turns on, sometimes it doesn't, standby is offClean and sand the contacts between the power supply and chassis on the screws, replace qq802 and qq803, test and resolder the resistor bank rm825 to rm830, replace diodes 4007 d801 onwardsMatrix10y
SAMSUNG PN 43H4000AG
Doesn't start. all tension in place. I made auto gem works normallyThe defect was the censor board along with the keysReplace the censor board along with the keys. and I go back to normalFernando Nascimento 082981408610
SAMSUNGLN40D550
LN40D550
Whitish imagePlaca tconReplace tcon plate run to hugRIC TEC ASSISTENCIA 11930967971
SAMSUNGLN26R71BAX
Red central stand-by LED flashingLow pfc power supply osilating from 130 to 160 volts and low secondary power supplys turning on and offReplace the primary power supply rectification filter capacitor, it is exhausted. 150µf for 450vEletronica SV - Guaira PR
SAMSUNGUN48H4200
Unstable operation, turning off alone, display turning off out of nowsound...13v below normal and oscillatingResistors that regulate the 13v, which create the 2.5v used by the tl431Davi.sls
SAMSUNG UN46FH5003 UN46EH5300 UN39FH5003
Replace between power supplysImproving the previous information: you can use the power supply un39fh5003 (bn4400496b) in place of the power supply un46fh5003 (bn4400497ab) and un46eh5300 (I don't remember the code), that is, interchange between them is possible.On the TVs I replaced, these replaces did not return....the PWM corrected it according to the model, tsound was no overheating, but it is at each technician's own risk.MIGUELTV
SAMSUNGUN46FH5003 UN46EH5300 UN39FH5003
On the TVs I replaced, these replaces did not return....the PWM corrected it according to the model, tsound was no overheating, but it is at each technician's own risk.You can use the un39fh5003 power supply in place of the un46fh5003 and un46eh5300 power supplys, that is, interchange between them is possible.On the TVs I replaced, these replaces did not return....the PWM corrected it according to the model, tsound was no overheating, but it is at each technician's own risk.MIGUELTV
SAMSUNG LN46A650A1F
Turns on with sound, lamps offMain board problemJust remove the pwm wire, which activates the lamps and the TV works normally.Emerson Lima
SAMSUNG 324300AG
With sound without imageDefect in tecon
SAMSUNGPN43H4000AG
After a while, the voltage from you disappears, leaving only the Audio.Problem with q5014 and d5057 (bad or fake components)Exchanging them for original components.DANGRA ELETRÔNICA SÃO PAULO
SAMSUNGPN43H4000AG
After maintenance on the system, the TV works normally, but after a short time the image disappears, leaving only the AudioQ5014 and d5057 have problems or false components.Replace components q5014 and 5057 with good components.DANGRA ELETRÔNICA SÃO PAULO
SAMSUNGUN32C5000QM/UN40C5000QM/UN46C5000QM
Restarts when tuning and changing channelsEprom was rewritten and varicap was changed, tests were carried out on the varicap circuit, the service menu and parameters bra and semp081 were checked and everything was ok. I saw other unresolved reports on forums with the brand's general c line and nothing was resolved.Use digital converter/operator signal or tv boxes via hdmi
SAMSUNGUN46F8000
If you press power standby it flashes 2x and nothing turns onMosfet canal p smd do standby ruimReplace mosfet channel p smd q2202 on signal boardAriel Santos