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Unread 16-04-2013, 02:41
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Levansic Levansic is offline
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AKA: Len Evansic
FRC #0585 (Cyber Penguins)
Team Role: Mentor
 
Join Date: Jan 2012
Rookie Year: 2008
Location: Tehachapi, CA
Posts: 185
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Re: BDC-COM reports "Unable to contact boot loader" when trying to update firmware

Two of our new Jaguars have this problem. Never got the LED to light on either one. Students labeled them, and put them in an anti-static bag to deal with them later.

Now is later. We thought it may be excess conformal coating, which was a visible translucent film on the power terminals, but scraping them had no effect. The power pins for the encoder give 5V, but still no LED, or boot loader. Time to get RMA's.

These were in the last batch of Jaguars we bought this year, after our robot was outfit. The initial discovery was made when we tried to flash with the 107 firmware, to prepare for competition. Luckily, we had no failures of any Jaguars, and had a few spares that were working.

-- Len
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