Re: USB Device not recognised

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Sent ALI back, got NEC chipset card works great!

<justaguy@xxxxxxxx> wrote in message
news:Xns96A7E53E32005nspuac@xxxxxxxxxxxxxxx
> "Adrian" <Adrian@xxxxxxxxxxxxxxxxxxxx> wrote in
> news:dcrd9k$ma3$1@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx:
>
>> Problem:USB Device not recognised
>>
>> I have two computers both have onboard USB 1.1 ports and a USB2 5 port
>> card by safecom ali drives the other has the same setup but the
>> onboard USB is physically broken! both OSs are XPpro SP2.
>>
>> I have a Samsung Yepp 512 mb MP3 player it works on both the onboard
>> usbs (until one was broken!) I added the usb cards and they work fine
>> with Memory sticks web cams... but not the MP3 player! it doesn't need
>> any drivers as if I plug it into the usb1.1 port it works fine and it
>> had never been on this pc before! the usb ports work OK so either the
>> device is not working with usb2, the spec states it is usb 2 and when
>> plugged in to a USB1 port it tells you it would work quicker in a USB2
>> port!!
>>
>> So what the issue!?
>>
>> Can I add it manual in the reg ?
>>
>> any ideas?
>>
>
> You might try a different cable, or connect directly instead of using an
> extension cable (like some that go from the back of the case to the
> front). I have seen this sort of thing when the cable was bad - or too
> long, especially with USB 2.0, even when the cable works for a USB 1.1
> device.
>
> If the player is powered through the USB, the ports may not supply enough
> current, especially if the player has rechargeable batteries that are
> recharged via the USB - it may help to charge the batteries fully before
> trying it (maybe use the USB 1.1 port to charge it up - the USB 1.1 ports
> may provide more current).
>
> Some USB cards that have 4 or 5 ports seem to have a built-in hub to
> supply that many ports, and sometimes there are one or two ports that
> will supply more current than the others (that are connected via the
> hub), so you should try all the ports on the card.


.

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