On Sun, 9 May 2010 18:16:59 -0700 (PDT), "J.Jack.J."
<> wrote:
>I had this problem just over a year ago, and I took my laptop back to
>the shop -- they told me to take Vista back to the factory defaults.
>But when I did, there was a failure in the installation process and
>they told me that they would have to replace the computer --
>apparently it was the motherboard -- on warranty. I hope it is not so
>major this time. Here goes.
>
>The USB ports have become very intermittent, spontaneously reading the
>plugged in storage device as having been unplugged, then spontaneously
>reading it as having been plugged in, with the sound that alerts you
>to that operation (this is exactly what happened last time, except
>over a prolonged period). Now my USB external hard drive isn't being
>read. It shows in the device manager, and the sound that alerts to
>when it is being plugged in or disconnected pings as it should, but in
>computer > manage > storage it is 'unknown' and 'unreadable'. My
>memory sticks can be read, though. And the USB mouse works in all the
>ports.
>
>I have tried the main things advised in this post:
>http://groups.google.com/group/micro...6f408444b1b542
>such as the registry key for switching off the suspending power to
>USB; and I have uninstalled the root hub for 'mass storage device', in
>device manager then turned my computer off and on again, all to no
>avail.
>
>My other computer has recently conked out (always, if one of them
>conks out, within days the other one always does!) so I can't use it
>as a control, but I don't believe that it is the external hard drive
>that's faulty.
>
>This is an Advent (PC World own-brand) laptop; may be there is
>something about the design of the computer...
>
>Any help would be much appreciated.
>With thanks in advance.
Are you plugging the external drive into a hub ? I can only plug my
drive into a socket not thru a hub . ( Advent )
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