[Elphel-support] Aborted as retry counter expired

Dimitrios dz at telemetry.gr
Wed Dec 14 15:33:46 PST 2011


Andrey
I already did that, replaced the 12V PS and used a 19V instead. Could 
not recreate the problem. Then reconnected the original PS and started 
measuring. Now I cannot recreate the problem with the 12V PS either. 
Previously I had the problem occurring every once in a while, but did 
not concentrate on it because I was trying to do the recording in burst 
mode.

Then again, maybe it is not the 12V PS that caused it. I see in the 
camvc_camcomm.js that the "Aborted as retry counter expired" alert is 
caused by a timeout due to failure to receive a reply from the camera. 
Next time I'll do a little javascript watch if/when it happens and 
report back.

Dimitrios


On 12/15/2011 12:08 AM, Andrey Filippov wrote:
> Dimitrios,
>
> Double posts are likely caused because you were not in a "white list"
> yet (i.e. used different originating email), so they appeared as soon as
> I enabled them.
>
> As for the problem itself - I would suggest to try higher voltage first,
> if it eliminates the problem, bypassing the diode bridge can help. The
> bridge i in the top left corner of the wiki image -
> http://wiki.elphel.com/images/6/61/10353bot.jpeg . It shows an older
> board revision, but it did not change much since.
>
> The diode bridge is required for use in the PoE devices, in the 12 volt
> version we just replace DC-DC converter and bypass the DC4 as shown here
> -
> http://wiki.elphel.com/index.php?title=Modifying_the_camera_for_12-36v_mobile_applications
>
> Andrey
>




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