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Subject: Re: Two much power- consumption for HD- spinup with original Disk. How uch is allowedRe: Two much power- consumption for HD- spinup with original Disk. How uch is allowed
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From: Björn Stenberg <bjorn_at_haxx.se>
Date: Fri, 20 Aug 2004 16:37:11 +0200
Markus Grebenstein wrote:
> As I already mentioned a couple of times, the harddisk (original
> Hitachi) of my JBS 20 doesn't spinup without external powersupply
> (directly connected to ATA 44 pin!). If I disonnect the external DC
> after spinup the unit works fine!
>
> I'm wondering if it is possible that my HD needs to much power for
> spinup. Does anybody know how much is allowed?
I doubt that is the problem. As some people have found out, the batteries can provide enough current to burn circuits and melt plastic.
I'm guessing it's either a battery problem or a wiring/solder/board problem.
Date: Fri, 20 Aug 2004 16:37:11 +0200
Markus Grebenstein wrote:
> As I already mentioned a couple of times, the harddisk (original
> Hitachi) of my JBS 20 doesn't spinup without external powersupply
> (directly connected to ATA 44 pin!). If I disonnect the external DC
> after spinup the unit works fine!
>
> I'm wondering if it is possible that my HD needs to much power for
> spinup. Does anybody know how much is allowed?
I doubt that is the problem. As some people have found out, the batteries can provide enough current to burn circuits and melt plastic.
I'm guessing it's either a battery problem or a wiring/solder/board problem.
-- Björn _______________________________________________ http://cool.haxx.se/mailman/listinfo/rockboxReceived on 2004-08-20
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