Gradiente TV Repair: Common Faults and Solutions.

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Gradiente Repair Guide: Common Issues and Fixes

Brand	Model	Fault	Detailed Problem	Solution	By
GRADIENTE	TV 2923	No image	Solda fria no fly-back	Resolder fly pins and components that heat up around them a lot.
GRADIENTE	TV2021	Cut the sound normal image	It was just a matter of rewriting the memory and it worked normally again.		Resistronic
GRADIENTE PHILCO	TF2150	Black screen on +-70% of the TV in the horizontal direction and on 30% of the TV it works normally with audio and everything	Enter service mode and reset which returns to normal	To enter service mode, simultaneously press menu on the remote control and on the TV with the TV turned on.	samuel leite
GRADIENTE	2922	Turning off by itself	Replace c805 por47uf/250v
GRADIENTE	TV 2021	Horizontal without frequency, vertical a little closed	Change memory		ELIZEU RIBEIRO
GRADIENTE	1421	Greenish image and menu screen does not leave the front of the image	I resoldered the computer, the image returned to its normal color, but the menu screen continued in front of the image and was constantly changing, so I entered service mode (remote control menu + front panel menu) then I reset the TV, ready, TV was fine		luiz carlos goiania
GRADIENTE	TF-2953/TFD-2953 GRS	Image with a waist (lacking width) or with excess width.	Q404 bc848, q405 bc858 and q403 bd238. These are responsible for the mentioned defects. if open, one of them closes, if they have a leak or a short, tsound is excess. change them tsound is no point in measuring.		eletronica fernandes
PHILCO/ GRADIENTE	TP 2921	Turns off after +or- 10min and stays on std by	Ic 501 tea1507p overheating	Replace the same	livo tecnovideo ps
GRADIENTE	GT 1422	Dead	Dz 808 d801 shorted	Replace for originals	EVALDO GOMES
GRADIENTE	TF-2151	When you turn on the power key, the +b comes with more than 170v and reduces until it normalizes to 113v when you press the ch key to turn it on, it turns off at the same time	In my case, changing the flyback solved the problem.	As for the power supply, I found out that this variation is normal for the TV because I compared it with another one that was in perfect condition or running the same	Derailton
GRADIENTE	GT-2022	Don't tune in	Diodo zener 5,1v d 102		pardalzito
GRADIENTE	TF 2953	The vertical one at the bottom kept beating the image, sometimes when it was turned on for a long time or sometimes as soon as it was turned on it already showed the defect,	I changed the capacitors that are close to the seletronic	I replaced the capacitors that are close to the seletronic	edson102030
GRADIENTE	D461	Doesn't work - fix	Power supply does not oscillate	C907(47x25v) dry, does not filter the +b on pin 6 of u901 in the power supply primary, conf. manual page 33	MAIRES
GRADIENTE	D461	Turning off	Irregular 5v supply	C111(2200x10v) and c112(330x10v) replaced	MAIRES
GRADIENTE	D461	Doesn't work	Power supply does not oscillate	Troque c908(47x25v)	MAIRES
GRADIENTE	TV 2021 650A	Power supply note: the 18 power supply is subject to replacing the resistor	509 goes from the 18v dz to pin 3 of the ic 501		This email address is being protected from spambots. You need JavaScript enabled to view it.
GRADIENTE	TV2020 ...	Spot effect	Light point in the center of the screen, when you turn off the TV.	Place the flashlight instead of c908.	Armando
GRADIENTE	AS-300 SOM	It works but the panel doesn't light up	Shorted zener diode	Replace zener diode dz 501	This email address is being protected from spambots. You need JavaScript enabled to view it.
GRADIENTE	GBT2911	Trapeze	It's typical of a shorted yoke, it wasn't the case. After some measurements I decided to replace the ic 301 stv 9325, vertical output. the image opened but continued with the washed screen and colored bands. after other measurements and many coffees I decided to replace the ic 301 with another one, new too, but purchased from another store. problem solved. New part is also suspicious!		paulorusso
GRADIENTE	TF2140 PCI 016	TV hitting relay	Solve d 907		fio