On Friday 06 July 2007, dsavage@xxxxxxxxxxx wrote: >> Greetings; >> >> I have a 40GB Maxtor III in one of those usb enclosures with a dual usb >> pigtail cable. Plugged into my F7 HP dv5120us lappy, it lights up powers >> up >> and works albeit I think considerably slower than a usb2.0 interface >> should. >> This is a usb bus powered device and did not come with a power supply >> although there is a socket for one on the rear of the shirt pocket sized >> enclosure. >> >> Plugged into this FC6 box, a Biostar m7vib with 1 update from the original >> bios, this box will not post until its unplugged, at which point it posts >> normally. >> >> Plugged in later, the drive is recognized according to the logs, but is >> then >> reset quite a few times and finally offlined, and while its power led >> lights >> at normal brightness, it never spins up so is unusable. >> >> The F7 lappy uses libata. How do I switch this FC6 install to libata >> usage, >> and how would I go about switching the kernel build to make it since my >> kernel.org kernels are not even making it? >> >> I do note that libata.ko does exist in the /lib/modules path for the 3 >> fedora >> kernels installed, but booting to one of those kernels does not enable the >> use of this device. I'm thinking its a bios problem. Can anyone confirm? > >Gene, > >This sounds like a hardware problem rather than software. Your FC6 box >probably isn't capable of sourcing enough power through its USB port to >spin up and run your Maxtor. I'll bet you need a dedicated +5VDC power >supply for that external enclosure so it doesn't have to depend on the >laptop for power. They're not terribly expensive. You'll have to find one >with the right size plug to match your enclosure, and one that can provide >enough current to do the job. I'd guess somewhere between 1-1.5A. > >--Doc Savage >Fairview Heights, IL Thanks Doc, that seems to be the general recommendation. Now to find a suitable wall wart and test it. -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Indifference will certainly be the downfall of mankind, but who cares?
