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Re: Gemini 2 in our hands... Anything on display...


 

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Hola Miguel,

From your description I think that your partner flashed the wrong file (that for the mainboard?) into the HC.
Good news is, that you can recover from this condition. Bad news is, that you have to open up the HC (4 screws).
Once you've removed the cover plate, you can find a microSD card at the left bottom of the circuit board.
Press slightly against it and it will come out.

You can then put the latest firmware file gemhc.bin onto the card (the root directory). You may need a microSD card adapter for your PC.
After repowering the HC over Gemini it will flash the new file within seconds and the HC should work again.

¸é±ð²Ô¨¦


Miguel Angel P¨¦rez Hern¨¢ndez schrieb:

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Hi ¸é±ð²Ô¨¦, thank you very much for your answer, I explain you:

At this moment I have not the controller or HC, I will try to go to the observatory early tomorrow to check it along these days, we will like to work with it on the observatory the next Tuesday..

When we power on the Main Board with the HC connected to the 2nd serial port, the screen is on, but we don?t receive any message, any info, nothing.. we touch it, but it doesn?t response, but it is bright, no dark..

We think it is a problem with the firmware ..?? My partner (not me) has tried to upload the firmware that I found in the "Files" section on the group but he said me that he has not reached apparent results.

I will? take the relief with this matter and try to solve this, but I am slightly lost with the process to upload the firmware if it was necessary.

I have spoken with a responsible of the project and he has confirmed me that he could access to the Main Controller (I understand this) through the network connection..

Ok, the next step is take the Gemini and try, if I have new doubts or problems I will ask in the list.. But if you have any advice about the firmware check or upload, I would appreciate it very much..

Regards!
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Miguel Angel P¨¦rez Hern¨¢ndez
Alpha Cygni S.L.



c/ San Agust¨ªn, 23
38410 - Los Realejos
S.C. de Tenerife
Islas Canarias - Espa?a
Tlf/fax: 0034 922 34 30 38

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De: Rene Goerlich
Para: Gemini-II@...
Enviado: jue,10 febrero, 2011 13:01
Asunto: Re: [Gemini-II] Gemini 2 in our hands... Anything on display...

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Hi Miguel,

We have received the new Gemini 2, but we can not see anything on the screen, as if the Gemini was empty. One partner has tried to load the drivers or firmware, but we are not sure if we are doing it well.

Any advice?

So you can access the web server, but the HC stays dark?

What you can check:
- Is the HC connected to the correct port (second serial port)?
- Does the cable used has all 6 wires connected (straight RJ12/6P6C)?
- if the above is correct, you can open the G2 cover plate and check if jumper JP2 is set correctly (middle and right contacts closed vertically), since this provides the power to the port.

¸é±ð²Ô¨¦


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