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SEMP Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SEMPC29LH43B
Vertical closedD476Component poorly soldered at the factory, cold soldering over time, also check r476, pin 3 of the flybackThis email address is being protected from spambots. You need JavaScript enabled to view it.
SEMPFS TUNING CI TB1231AN
Vertical closed, squeaking sound. look at the whole area of ​​the vert. ok. look at dz830, dz421.They are between the ci and the s.vertical.ELET.JN NEVES Ce
SEMP TOSHIBA 1495 RM
U15
Faulty primary power supplyDoesn't startOpen fuse-r3r3 open7w-str w5753 replaced-dz876 5v6 with leak and r smd 876 220 replacedManoel Fernando
SEMPTVC-10IL
No colorPotentiometer r520After checking the chroma burst, I got the r520 open and just replaced it and the colors came backBruno Capozzoli
SEMPTV2134
Dark screen (no weave)C409(394j/250volt)poliesterReplace it without testingJarbas Santos (Eletro-serv)
SEMPTV2134
Half moon side edgesQ303(flake)Replace it without testingJarbas Santos (Eletro-serv)
SEMPTVV2134
Half moon side edgesQ303(flake)Replace it without testingJarbas Santos (Eletro-serv)
SEMPTV2134
Side edgesQ409 (with leak)Replace it without testingJarbas (ELETRO-SERV)
SEMP TOSHIBATV2934-BSL
SK91
Making a noise and the image ripplesC607 220mf /450v open this capacitor is in the power supplyReplace and a hug.toinho eletron
SEMPTV2090
U14
White screen with 2cm bands on the sides and does not oscillate normally, it seems like the mat is low.D840 5v6 shortedReplace the saying whoseÁdrianChapadãodoCéu
SEMP1488
U13
TV turns on normally + has a flat screen. does not display video lines. with sound.The memory (smd) 24c04 was replaced. Since I didn't have one, I adapted a great memory and it worked.ROBERTO PINTO
SEMPTV 2121NF
When turning on stand by it turns on and off, nothing reaches the capacity. 220mf by 160vpower supplySwap str 5453c, look at 5v6 zener near him.JN ELET. NEVES CE
SEMPTV 1484
115vdc arrives at the power supply and collector of the s.horiz. but it only turns on the standby, it doesn't generateReplace c889 470mf for 35v power supplyJN ELET. NEVES CE
SEMP2922JFS
TV turns on sometimes it doesn't. stand by turns on and offChange cover.10 for 50v in front of the power supply regulatorJN ELET. NEVES CE
SEMPTV2923
LEM 10/FS8
Vertical, shrunken at the top and bottom in the middle, has images with a lack of widthMeasure the deflector coil if the test does not give 12 homs or more, remove the vertical coil as the glue has corroded one wire of the coil, ok.ignacio gomes neto rio verde ms
SEMPTV 2134B
SL-SK-11
When turning on the TV, it lights up stand-by and activates protectionC634 -47ufx160vReplaceEMERSON RIBEIRO
SEMP2082
U8
Works normally but turns off after a few minutes.Ver o zenner d818 13vMaster Eletronica
SEMPTV 1460E
Vertical closedCheck r 325 24kAfter further checks, I replaced it and the problem was resolvedDANGRA ELETRÔNICA SÃO PAULO
SEMPTV1470E
Does not pick up channels, goes out of frequency, if you heat the coils in the middle of the board with a hairdryer, the image entersCoil l 151Replace coil l 151celito santo angelo
SEMPLUMINA
Noisy sound normal imageWe are not stragglersCold welding no video cidenilsonba