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SEMP Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SEMPTV2051
U18
Blue screen with retrace linesCrt, several tests were previously carried out on the rgb circuit and nothing was found until the conclusion was reached that it was the crt.Barter itHIPERELETRONICA SERVICE(MARCELO)
SEMPTV2923FS8
Low power supply standby LED lights up but does not turn onQ852 shorted ta76 431sReplace zeroJTM eletronica
SEMPTV2134(B)
SL SK11
The LED turned on and the power supply capacitor turned off, it became super chargedC-634 amendedJust replace it and go for the hugELETRONICA CAVALCANTE-MARTINOPOLE-CE
SEMPTV2134
SL-SK11
The LED would light up when the control was activated, it would arm and disarm the relay and then the large capacitor of the power supply would become super charged330x50v capacitor and 47x160 capacitor, one blown and the other dryReplacing both can even use a 470x50ELETRONICA CAVALCANTE MARTINOPOLE-CE
SEMPTV2050MAV
U17
Alloy without AT and filament, normal soundHorizontal output open, not shorted as usualReplace for new and originaleletronicaesp2000
SEMPTV1450MAV
U17
LED access and it wouldn't start I tested the horizontal on the plate it was fine when I took it off the plate one side was openBu 808 thReplace for the originalELETRONICA CAVALCANTE MARTINOPOLE-CE
SEMPTV2092
IniperantStr-w5753a is not shorted, the power supply does not oscillate
SEMPTV14?
U15
LED on but not turning on, +b ok, there is no 5vQ430 e q405Replace the twoÁdrianChapadãodoCéu
SEMP TOSHIBATV-1480
TV turns on and channel keeps changing randomlyCa78 connected to pin 37 of the microReplaceloELETRONICA ELETROSONIC
SEMP2157 FMS
U18
Two stripes on the side and a white screen with lines at the top of the screenShorted diode d 840 of 5v6And just replace it and everything will be fine.allanaeletronico
SEMPTV 2991
LEM 7
Audio popping in 1 of the channels (the speaker had a deformed cone approach)Change the audio output and confirm the status of the speakerWARLEY CESAR
SEMPTV2080E
There is no image just drizzleC106 com flakeWK Eletrônica
SEMPTV1451 U18
U18
Doesn't startSee voltage at emitter of q430 +- 7v change data 123 (dta 124 will work)Measure voltage on the collector of q430 if it gives +- 11v, proceed in the same wayWARLEY CESAR
SEMP TOSHIBA2087
U11
Tv without redRe: tv semp toshiba tv2083fav chassis:u11 color blue and green there is no red. message by naldo oliveira on Tue 20 Jul 2010, 12:53 enter service mode(s) and after mode(s) enter mode(d) and reset the eprom. service mode(s) press the mute key on the remote control and observe the inscription "sound off on screen" on the TV. Press the mute button again and, keeping it pressed, press the menu button on the television panel. the letter "s" development mode (d) with the television in s mode press the call key on the remote control, and keeping it pressed press the menu key on the television panel. Note: To exit service mode or development mode, turn the TV off and on again. reset the television must be in service mode press the call key on the remote control press the call key again on the remote control and without releasing it press the ch + key on the television panel and wait for the tv to turn off and on again.heliomar This email address is being protected from spambots. You need JavaScript enabled to view it.
SEMPTV 2123
U19
Relay kept arming and disarming the +b 115 arrived and then fell off I disconnected pin 48 of the computer where it killed the 8 volts then it remained in stanbyThe microprocessor was burned outReplace xxxxx6hk1sousa astel eletronica
SEMPTV2088
Retrace lines at the top of the screenC308preá
SEMPTV-1452AV
U19
The stand by LED only flashes and does not start, it may flash.C 865 pottery on the runC865 10n replacementALEX/FETTER
SEMPTV1491
Dark screenC902 openNilson
SEMP TOSHIBATV2134(B)
SK11
Image with fog effect180v line electrolytic capacitor with broken terminal (4.7mfx250v)Barter itHipereletronica service (MARCELO)
SEMP2050 MAV
U17
With a dark band on both sides and the q 840 heating up and burning the 5v6 diodeMicro processor replacementI couldn't find the 8873crang6f18 processor and I put the 8873cpbng6hjo in its place, everything was ok.allanaeletronico