Subject:
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Re: Yellow Leds & Battery
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Tue, 5 Mar 1996 03:04:03 GMT
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Original-From:
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Fred G. Martin <fredm@media.mit=spamcake=.edu>
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Viewed:
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1888 times
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> I've got a little problem ... When I connect the DC adaptor to the interface
> board (which is connected to the HB which is OFF) after a while the yellow
> led of the Intf Board get dimmmer and dimmer ... it light off .. It
> appears to happen when the battery are not discharged.
>
> And when Iturn the HB on it just light on an instant.
>
> All this never happens when the battery are really low.
are you sure you have enough voltage on the adapter? You need at
least 16- 18 v open circuit, or an adapter rated for 12 volts at 500
mA. Your symptoms are consistent with an adapter that is rated with
too little voltage.
>
> By the Way ... did anybody allready compared the autonomy of the HB to th
> 6.270 Board ....I would like to get an idear of it ... And did anybody
> came out with a way to improve the HB autonomy.
Not sure what you mean by "autonomy".
See the FAQ for comparison between Handy Board and 6.270 board, which
is linked from the top of the HB web page.
-Fred
>
> More Questions and some suggestions on my next mail.
>
> Thanks for all the responses to come.
>
> Sorry for the awfull english.
>
> Christophe Dubreuil
> dubreuil@laforia.ibp.fr
>
>
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Message has 1 Reply:
 | | Re: Yellow Leds & Battery
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| (...) Sorry to have disturbed so many people but i finaly found the solution: my adapter war rated 1000 mA ..... and so it never give a voltage over 13 ... I got one supposed to be less powerfull (500 mA) and it just work fine!!! (...) What I meant (...) (29 years ago, 6-Mar-96, to lugnet.robotics.handyboard)
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Message is in Reply To:
| | Yellow Leds & Battery
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| Hi, I've got a little problem ... When I connect the DC adaptor to the interface board (which is connected to the HB which is OFF) after a while the yellow led of the Intf Board get dimmmer and dimmer ... it light off .. It appears to happen when (...) (29 years ago, 5-Mar-96, to lugnet.robotics.handyboard)
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