Re: [SLUG] USB shot or not?

From: Pete Theisen (petetheisen@verizon.net)
Date: Sun Sep 13 2009 - 23:19:47 EDT


Eben King wrote:
> On Sun, 13 Sep 2009, Pete Theisen wrote:
>
>> Hi Everybody,
>>
>> I ran a screw through a brand new USB 2 cable, long story. Exploratory
>> surgery reveals that the insulation is penetrated and maybe half of
>> the shield wires are broken, but the copper wire and the aluminum
>> wrapped thingie are untouched.
>>
>> Is it shot or not? If it was a shielded audio or TV cable I would just
>> tape it up and not worry about it but I don't know a lot about USB.
>
> There are (up to) four conductors, two for power and two for signal.
> The shielding's probably to keep the signal from leaking out and other
> RF noise from leaking in. If the wires are intact I'd just tape it up
> (preferably with some nonconductive tape, but you're only talking about
> 500mA @ 5V) and use it like normal, but don't put too much stress on
> that part of the cable.

Hi Eben,

Thanks, I think I'll do that right now.

I wrapped it with some aluminum AC tape first to replace the shield, now
non-conductive tape over that. If my keyboard and mouse both start
getting flaky at once I will know why.

-- 
Regards,

Pete http://pete-theisen.com/ http://elect-pete-theisen.com/ ----------------------------------------------------------------------- This list is provided as an unmoderated internet service by Networked Knowledge Systems (NKS). Views and opinions expressed in messages posted are those of the author and do not necessarily reflect the official policy or position of NKS or any of its employees.



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