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Groups > comp.sys.mac.system > #63425

Re: probing USB

From J Burns <burns4@nowhere.com>
Newsgroups comp.sys.mac.system
Subject Re: probing USB
Date 2014-08-22 13:09 -0400
Organization A noiseless patient Spider
Message-ID <lt7tga$r6f$1@dont-email.me> (permalink)
References <lt5cb1$nck$1@dont-email.me> <lt5cke$l2h$3@news.datemas.de> <lt5d1p$tsk$1@dont-email.me> <53f6958b$0$21337$2c56edd9@usenetrocket.com>

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On 8/21/14, 8:58 PM, John Albert wrote:

> As mentioned above, sounds like with so many devices spread out via two
> hubs, you could be having problems with bus power or items "dropping
> off" the bus.
>
> My guess -- and it's ONLY a "guess" -- is that you'll have to do some
> "trial and error" connecting/disconnecting/shuffling around to discover
> where the problem lies.
>
> It could be one or more devices dropping off the bus due to USB bus
> power issues, or even a weak connecting cable.
>
If it happens every few weeks, it could be when two or more devices 
require a surge of current at the same time. I have a powered hub.  I 
don't use the wall wart, but it's there if I need it.

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Thread

probing USB me@home.spamsucks.ca (Király) - 2014-08-21 18:04 +0000
  Re: probing USB Alan Baker <alangbaker@telus.net> - 2014-08-21 11:09 -0700
    Re: probing USB me@home.spamsucks.ca (Király) - 2014-08-21 18:16 +0000
      Re: probing USB Alan Baker <alangbaker@telus.net> - 2014-08-21 11:17 -0700
        Re: probing USB me@home.spamsucks.ca (Király) - 2014-08-21 18:31 +0000
      Re: probing USB John Albert <j.albert@snet.net> - 2014-08-21 20:58 -0400
        Re: probing USB J Burns <burns4@nowhere.com> - 2014-08-22 13:09 -0400
          Re: probing USB me@home.spamsucks.ca (Király) - 2014-08-22 18:27 +0000
            Re: probing USB nospam <nospam@nospam.invalid> - 2014-08-22 14:44 -0400
            Re: probing USB John Albert <j.albert@snet.net> - 2014-08-23 11:52 -0400
              Re: probing USB me@home.spamsucks.ca (Király) - 2014-08-23 23:17 +0000
        Re: probing USB billy@MIX.COM - 2014-08-22 21:03 +0000
  Re: probing USB nospam <nospam@nospam.invalid> - 2014-08-21 14:12 -0400
  Re: probing USB Darrin "Doc" O'Leary  <droleary@1usenet2014.subsume.com> - 2014-08-21 20:15 +0000
  Re: Probing USB me@home.spamsucks.ca (Király) - 2015-02-08 16:20 +0000
  Re: probing USB Frank <gno52@windstream.net> - 2015-02-10 02:15 -0800

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