• RTX3060 HP wymiana wentylatora

#1 RTX3060 HP wymiana wentylatora


by carrneiro 28 January 2025, 10:17
Witam.
Mam problem z wymianą wentylatora w wyżej wymienionej karcie.
Karta typowo dla HP. Model TPC-M011G
Oryginalnie siedział wentylator 12V 0,55A
Znalazłem pasujący wentylator 12V 0,35A ale on działa cały czas na max obrotach.
Czy jest jakiś sposób żeby obniżyć mu max prąd?
Posiadam jakieś przetwornice step down.
Próbowałem wpiąć jedną pomiędzy 12V a GND, ale brak rezultatu.
Na przewodach mam:
1. 3,3V
2. 1,8V
3. GND
4. 12V
A może jakimś rezystorem?
Pozdrawiam.

Re: RTX3060 HP wymiana wentylatora


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#2 Re: RTX3060 HP wymiana wentylatora


by matic 28 January 2025, 15:21
Hello!

Do you have an oscilloscope?
If so, use an oscilloscope to measure the voltages to ground on pins 1, 2 of the fan connector.

#3 Re: RTX3060 HP wymiana wentylatora


by carrneiro 28 January 2025, 15:53
Theoretically I have but built in multimeter option.
Additionally I don't have any briefing sheet and can't use this.
Any other options to check that?

#4 Re: RTX3060 HP wymiana wentylatora


by matic 28 January 2025, 16:07
carrneiro wrote:Theoretically I have but built in multimeter option.
Which meter exactly do you have?

#5 Re: RTX3060 HP wymiana wentylatora


by carrneiro 28 January 2025, 17:16
Chiński Mustool MT8206.

#6 Re: RTX3060 HP wymiana wentylatora


by matic 28 January 2025, 17:56
User's manual attached.

1) Switch the meter to the DC voltage measurement range.
2) Press and hold the "DIS" button for a while and the meter should switch to the graphical waveform display mode.
3) Use the "REL" and "SELE" buttons to scale down/scale up the time base.

For testing you can measure the "PWM" and "TACHO" signal lines of the fan on a working laptop motherboard.



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#7 Re: RTX3060 HP wymiana wentylatora


by carrneiro 29 January 2025, 15:08
Klientka zgodziła się na wentylator z chin.
Nie zawracam głowy.
Dziękuję Matic.

Re: RTX3060 HP wymiana wentylatora


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