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by criostage
Tue Feb 05, 2013 4:24 pm
Forum: Português
Topic: Problemas com Raspberry pi
Replies: 9
Views: 3259

Re: Problemas com Raspberry pi

Olá a todos, Levei o meu raspberry pi a uma pessoa (e que percebe mais de circuitos electricos que eu) na empresa onde trabalho, e após analize e comparação com a WiKi parece que o fusivel F3 (junto a entrada microUSB) está queimado, e explica os problemas que tenho vindo a ter de ele estar constant...
by criostage
Tue Feb 05, 2013 12:33 am
Forum: Português
Topic: Problemas com Raspberry pi
Replies: 9
Views: 3259

Re: Problemas com Raspberry pi

Olá pksato, eu tentei fazer o que me indicaste mas não sei porque o raspberry pi hoje não se aguenta 5min ligado (mesmo so com o cabo de power) com as mesmas fontes de alimentação que indiquei no primeiro post ... tou a axar isto cada vx mais estanho .... mas amanha vou tentar outra vez a ver se ten...
by criostage
Mon Feb 04, 2013 2:54 pm
Forum: Português
Topic: Problemas com Raspberry pi
Replies: 9
Views: 3259

Re: Problemas com Raspberry pi

Tente usar outro cartão SD. Aqui no Brasil eu uso um carregador de 5V e 1,5 A de marca nacional ( COMTAC ). E uso cartões da marca DANE e SANDISK. Uso o Raspberry Pi como media player e funciona durante horas sem parar. Olá Montekuri, obrigado pela sugestão mas infelizmente essa foi uma das primeir...
by criostage
Mon Feb 04, 2013 12:55 pm
Forum: Português
Topic: Problemas com Raspberry pi
Replies: 9
Views: 3259

Problemas com Raspberry pi

Bons dias a todos, Gostaria de pedir um pouco de ajuda a solucionar um problema com o Raspberry Pi que tenho tido com o meu. O que acontece é, ligo o raspberry pi com o cabo de rede, cartão SDHC com Raspbian e a fonte de alimentação claro e apartir daqui ele arranca com o sistema operativo que está ...
by criostage
Wed Jan 30, 2013 7:47 pm
Forum: Beginners
Topic: Need Help trying to figure what is happening..
Replies: 4
Views: 561

Re: Need Help trying to figure what is happening..

Yes, as was mentioned, check the voltage across TP1 and TP2 under load. Power supply problems are the biggest issue by far. The polyfuse on the input has an internal resistance so the working voltage on the circuit side goes down as the current draw goes up. Anything less than 4.75 volts is not gua...
by criostage
Wed Jan 30, 2013 7:43 pm
Forum: Beginners
Topic: Need Help trying to figure what is happening..
Replies: 4
Views: 561

Re: Need Help trying to figure what is happening..

Hello, unfortunately i m unable to do this test because i do not own the proper equipment to do an measure the electrical current in the device, but i will try an different adapter or even an Powered USB HUB that i own ...
by criostage
Wed Jan 30, 2013 2:25 pm
Forum: Beginners
Topic: Need Help trying to figure what is happening..
Replies: 4
Views: 561

Need Help trying to figure what is happening..

Hello all, i will try to explain everything i did with the material i have to see if anyone came across an issue like this or if some one could kindly try figuring what is happening. After some time looking at the raspberry pi i finally ordered one + case + sd card 4GB's (all from RS Components) wit...

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