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SAMSUNG Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SAMSUNG TV-VID COMBI MODEL: TVP-3350IS SVC11C
Set stuck in standby modeCheck for failure of q801 strs6707
SAMSUNG TV-VID COMBI MODEL: TVP-3350IS SCV11C
No rf audio - ok on vcr tape playback and via scart inputHairline cracks in pcb tracks on motherboard directly at the back of the tuner
SAMSUNG W124W6VN
Picture darkens and lightens continuallyThis was due to a faulty first anode potentiometer, as its part of the l.o.p transformer a new l.o.p.t had to be fitted
SAMSUNG TXB1940
Red led blinks on / off, tv does not turn via power button and/or remote but after 20 minutes or so it turns on and works fineReplace r902, r901, r905, r903, r900a, q902, and possibly the two one small and one large capacitors in the section labeled as the power supply. the board will be black under the components that are bad. q902 is an npn transistor and is hard to find.
SAMSUNG SV-2303 SV633
Intermittent functionsCheck for dry joints on mode switch and clean off any grease inside the switch
SAMSUNG CB7230WT
High pitch frequency squeal from transformerFix, by replacing the main transformer which costs up to $350 australian dollars or doing it the cheaper way covering the capacitors around the transformer in glue as they cause frequency to run through to the main transformer which make this noise
SAMSUNG CT566 K51A
No powerVoltage not changing on pin 18 ic901 szm-368et2
SAMSUNG 20A5
Partial field collapseCheck ic301 tda8350q and the 2 associated unmarked capacitors 10uf and 100uf, 63v and the 10Ω,5w ceramic resistor across pins 3/5 of the above chip
SAMSUNG CB7230WT
Vertical failure common faultThe reason for the failure is because the yoke is low impedance. the tda3654q i.c. has been designed to handle 12Ω and over. heat is the reason it destroys itself, the best cure is to place a small cpu fan on the heatsink
SAMSUNG CB7230WT
Power supply flutters and standby light dims outReplace mains filter capacitor 220uf 400v, also make sure the 4 capacitors in the primary are replaced if they havent already been
SAMSUNG CZ-21D83NS
Double picture or raster shiftedCheck r414 15k
SAMSUNG793V
Turns on after 30 seconds turns offTr 7461
SAMSUNG793V
LED blinks, does not oscillateR626 10k aberto
SAMSUNGCL21Z50MQ
TV with high power supply had 230 volts instead of 120 voltsC 846 totally dry de2200uf/16veletronica manaus
SAMSUNGCL-29Z58MQ
Does not tune in to TV channels.R 830 of 15 k, on the open 33 volt line.Carlos Maia
SAMSUNGCN 5029V
Stand by LED lights up but doesn't turn onResistor 826 ( 0, 47r 1/2 w)Replace the sameBARRETO CRUZ
SAMSUNGCL21Z43MQ
Does not work on 220 voltsCq0765rtReplaceMauro Mascarenha
SAMSUNGCL21Z43MQ
Does not work on 220 voltsCq0765rtReplace
SAMSUNGCL21Z43MQ
Does not work on 220 voltsCq0765rt
SAMSUNGLN32B530
N70A
There was only an image on one part of the screen (left side) and on the other half only in the corner +/- about 10 cm also with an image.After checking the flats on the t-con board and not finding any anomalies, I started checking said board where I found ba301 open, I put a jumper with a cable on each terminal, the TV returned to normal.Open ba301, perform the above description.edumiguez filho