Gradiente HRM-290S TV Repair: Common Faults and Solutions.
Search: Gradiente HRM-290S
Results: 11
Results: 11
Gradiente HRM-290S 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-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-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-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-290S | Inoperative, 130v +b only with 25v | Open resistor r616 (1k5) | ||
| GRADIENTE | HRM-290S | Inoperative, 130v +b only with 25v | Open resistor r616 (1k5) |