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SEMP Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SEMPTV 14
U13
Washed canvasEeprom memory
SEMP TOSHIBATV 2070
DeadLeaky 828 diodeAlvanyr. This email address is being protected from spambots. You need JavaScript enabled to view it.
SEMP1484-HAV
U13
Str-g5653 exploded and as soon as you put in a new one it explodes and rips the piece out immediately.Solution: replace the diode d-876(5v6), the resistor r-876(680r), and the capacitors c-875(470p) and c-876(1000p), for the capacitors you can put the disk replacements c-875( 471) and c-876(102) and replace the regulator q-801(str-g5653).samuel leite
SEMPTV 14A82
U8
TV with a dark or slightly greenish screen, this defect appears to be a defect in the ci q 501.Broken track that takes +9v to pin 52 of ci q 501Redo the track that connects pin 52 of ci q 501 to diode d 161. tv okGEORGE PONTES
SEMPSD 7070
SD 7050
Dead power supplyCi u1 open I put a new one it damaged tooPower supply capacitor c1 c2 dry, I replaced it, solved the problemmarcos melo ;cascavel ce
SEMPTV 1483 AAV
U9
DeadR 860 (100k) abertoReplaceManoel
SEMPTV 2083
U11
No uhf channelsThis happens when changing the eprom and resetting itEnter service mode replace tuner protocolAlvaro
SEMPTVC-142VS
Stop everything, str output zero voltsTransistor q807Original scrap only, replace with bc637 or 639 (inverted)Tecnardi
SEMPTV2922
LEM9
Hoarse left a/f soundC637 47uf 25vSIDNEY
SEMPTV2083AAV
Difficulty callingReplace capacitor c864 100mf 50v 100mf 250vodair
SEMPTV2089
Takes time to callC887-100uf-16v referen-21v secondaryjaimecampo2007
SEMP TOSHIBATV1480
No characters and retrace lines on the top of the tube.The IC303 was replaced, the TV was ok.Eletronica LM
SEMPTV 2982
LEM9
Dull TV worked on the fly back (screen) and did not resolveI replaced c 902 and the TV worked normallyalberto
SEMPTV2090
Dark image, the screen did not have 500vC 902 on trc plate tube socketI replaced it and everything was fineFERNANDO ROCHA ELETRONICA ROCHA
SEMPTV2092LAV
U16
Mirrored retrace lines at the top.C 305 100uf35v without capacitance caused by thermal radiation from the vertical IC heatsink.MANTENOPOLIS
SEMPTV2080E
Does not tune, dark screen and no sound.R841/220r (open)
SEMP TOSHIBA2070E
No picture, normal soundCi ta8718n pin17 (h.blk) open trackReconstruction of the cracked trailfernandodvdt
SEMP1491
KAVU15
Inoperative does not turn onHorizontal transistor shortedReplace bu 808marcos
SEMPDVD 6070
In pscan modePress tx pscan and then okAdrianChapadão
SEMP TOSHIBA2091 KAU
U 14
The screen works but the image is dark, I changed the flyback, but it remains darkFriend, this Toshiba 2091 TV, it gave me a lot of work, but I managed it, the image was dark, the screen worked but it was still dark, I changed the flyback it remained dark, it only got good when I changed it, c 902, ceramic in RGB, I took it out and put another one in, oh it was good, thanks friend, This email address is being protected from spambots. You need JavaScript enabled to view it.zearis