Gradiente HRM-290 TV Repair: Common Faults and Solutions.

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Gradiente HRM-290 Repair Guide: Common Issues and Fixes

Brand	Model	Fault	Detailed Problem	Solution	By
GRADIENTE	HRM-290S	Vertical closed	Please 503		pardal-x
GRADIENTE	HRM-290S	Vertical closed intermittent or closes after some time of use	D705 e d707	Replace both for 1n4148 even if it is measuring as good	Bruno Capozzoli
GRADIENTE	HRM-290S	It doesn't turn on and neither does the LED	Lack of +b in th causes power supply	I got this TV that didn't even turn on, the LED didn't have +b on th, checking the power supply I found the following components to be defective and altered. 1- the 47Ω r609 was toasted 2- the q601 which is the c3852 was burnt, you can use the equivalents = d2092, d1944, d1273a and d2156a. 3- capacitors c607, c609 and c610 were altered. 4- r610 of 10k was marked as good but it was altered because after changing the aforementioned components the TV turned on and heated up the q601 replaced the r610 the q601 didn't heat up anymore but the TV still turned off turned on turned off then this is the fifth point of defect of this TV. 5- I replaced the 7.5v zd601 zener diode, replacing these components and the TV stayed in text for two days. although the defect may also be from str onwards. This is a tip for my friends on the forum, I hope it helps.	leiroz
GRADIENTE	HRM-290	Power supply only gives the first signal but cuts out and remains 0v	Check q601 is usually it. luck		Master Eletrônica
GRADIENTE	HRM-290PS	Venetian-type upper vertical strip	Cap elet 100uf/35v	C404 vai pino 3 ic 401 (upc1498h)	NILTON-AVARÉ-SP
GRADIENTE	HRM-290S HRM-290S	Turning off, becoming unfocused, after heating up..	C 527..on the abl line, capacitor changed to minus..	C527 replace	house eletronica
GRADIENTE	HRM-290S	Vertical closed without sound	Check r534 and d705
GRADIENTE	HRM-290		Check q601-2sc3852, r601 47r subst c609 and c607
GRADIENTE	HRM-290	Vertical opening and closing, image distortion and no synchronization	Tda8361 5	Replaced tda 8361 5 and fault resolved	rabaneda
GRADIENTE	HRM-290S	Vertical closed intermittent or closes after some time of use	D705 e d707	Replace both for 1n4148 even if it is measuring as good	Bruno Capozzoli
GRADIENTE	HRM-290S	It doesn't turn on and neither does the LED	Lack of +b in th causes power supply	I got this TV that didn't even turn on, the LED didn't have +b on th, checking the power supply I found the following components to be defective and altered. 1- the 47Ω r609 was toasted 2- the q601 which is the c3852 was burnt, you can use the equivalents = d2092, d1944, d1273a and d2156a. 3- capacitors c607, c609 and c610 were altered. 4- r610 of 10k was marked as good but it was altered because after changing the aforementioned components the TV turned on and heated up the q601 replaced the r610 the q601 didn't heat up anymore but the TV still turned off turned on turned off then this is the fifth point of defect of this TV. 5- I replaced the 7.5v zd601 zener diode, replacing these components and the TV stayed in text for two days. although the defect may also be from str onwards. This is a tip for my friends on the forum, I hope it helps.	leiroz
GRADIENTE	HRM-290	Power supply only gives the first signal but cuts out and remains 0v	Check q601 is usually it. luck		Master Eletrônica
GRADIENTE	HRM-290PS	Venetian-type upper vertical strip	Cap elet 100uf/35v	C404 vai pino 3 ic 401 (upc1498h)	NILTON-AVARÉ-SP
GRADIENTE	HRM-290S HRM-290S	Turning off, becoming unfocused, after heating up..	C 527..on the abl line, capacitor changed to minus..	C527 replace	house eletronica
GRADIENTE	HRM-290S	Vertical closed without sound	Check r534 and d705
GRADIENTE	HRM-290		Check q601-2sc3852, r601 47r subst c609 and c607
GRADIENTE	HRM-290	Vertical opening and closing, image distortion and no synchronization	Tda8361 5	Replaced tda 8361 5 and fault resolved	rabaneda
GRADIENTE	HRM-290S	Inoperative, 130v +b only with 25v	Open resistor r616 (1k5)
GRADIENTE	HRM-290S	Inoperative, 130v +b only with 25v	Open resistor r616 (1k5)