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Results: 88148
Make Model Symptom Problem Solution By
CENTURY PR2020S
Turns on and then turns off - u1 viper22 heats up and turns off Leaky diode d1 near the viper22 Diode "d1" with perfect leakage 100% :) :) neupsx4download
PHILIPS FWM663 FONTE POW600
Voltage of +30 and -30 that powers amplifier drops to less than 3 volts Capacitor c4 sem capacitance Polyester capacitor 2.2 mf for 250 volts macioti
LG 21FU6TL
This TV arrived at the workshop with the ic301=la78141 broken, I changed it and the TV turned on but with the vertical half closed and with a line in the center of the screen, the image was bent. Fr301 open (note. the ic 301 power supply is 26v and it was 15v only after a long time banging my head I decided to test the fr301 and the damn thing changed I replaced and ran to another one Antonio Carlos (Eletrônica Renascer)Boa Vista do Gurupi-MA
LG 42LM6400
No image on screen Capacitor: c7757 shorted Replace for another lucinaldo
LG 21FU6TL
This TV arrived at the workshop with the ic301=la78141 broken, I changed it and the TV turned on but with the vertical half closed and with a line in the center of the screen, the image was bent. Fr301 Antonio Carlos (Eletrônica Renascer)
SEMP U18
U18 		It seemed to be a weak "blurring blue" tube and a hoarse, low sound Q906 ... dtc123 Replace.....ºlº´ Alextecnico
SEMP U18
U18 		It looked like a tube "mirrored the blue color" and + hoarse sound Q 906 ... dtc123 Replacement Alextecnico
CCE LW244
Does not turn on standby LED off I checked the power supply measuring the 5v and 12v power supply everything was ok, I checked the main board measuring all the regulators 3.3v 2.5v and another one was giving 0v the defect was u1 mp1482ds it was short I replaced it with a new one the standby led came on I turned it on it stayed everything ok Defect resolved Andre Belem do Para
CCE LED 24 LW244
Does not turn on standby LED off I checked the power supply measuring the 5v and 12v power stations everything was ok, I checked the main board measuring all the regulators 3.3v 2.5v and another one was giving 0v the defect was u1 mp1482ds it was short I replaced it with a new one the standby led came on I turned it on it stayed everything ok Defect resolved Andre Belem do Para
SEMP TV 2134
Very clear image with lines of retraces Without the 180v on the tube plate. Coil l501 on the tube plate. m.zidane.
PHILCO PHT660N
STA540AI 		Tsound is no sound -12v power supply very low and has no sound. Changing the r59-100k resistor and changing the 47μF - ce206 capacitor on the logic board. measure l102-smd, check q1 and dz1 12v. LUCIANO ALQUEJA
SAMSUNG PL43F4000
Restarting randomly Resolve/replace do c1024 smd pci main Angelo MG
SAMSUNG CL-21Z50MQ
Working but no image, enlarge the screen nothing happens 10k r270, open, is close to the processor Dj Velk
SAMSUNG CL-21Z50MQ
Sound noise, hissing, in av mode C214 leak or short Dj Velk
SAMSUNG CL-21Z50MQ
Hissing sound interference in av mode C214 leak or short Remove or replace Dj Velk
POSITIVO SIM+ 700
71R-A14LE4-T820 		Does not turn on 3.3v and 5v absent Q54 shorted, put 5v on l9 if it heats up q54 replace it Replace q54 antonio nobrega patos pb
ELSYS 2.0
Turns on with black screen, no sound, AC output relay doesn't work R106 smd 47r open or short Replace r106 smd under d107 Center som
TOSHIBA TV2999 KMS
LEM7 		Vertical closed and shutting down Diode d301 near the vertical output is defective. Replace d301 without measuring Jean Alves
LG 39LB5600
Blinking backlight LEDs. L801 e.vargas
LG 42LG30R
TV would turn on after a few minutes on HDMI 2 it would turn off and on 1 it would have no sound but with image but controls no longer worked Different capacitors change without testing, c1110, c1118 and c1128 Replace capacitors on the main board, replace without testing, c1110, c1118 and c1128 with electrolytics or if you have the same ones ES informatica e eletronica