You have a point there. In most cases, the jobs that go through our shop here, the HD fail due to power problems. These power problems are either power spikes, power drops, or shorts. Keep in mind HD's can not be repaired by replacing the PCB anymore, there is so much more involved.
Regards, On July 2, 2013 at 1:35 PM Winterlight <[email protected]> wrote: > > I had an external WD Book that went bad ... but I wasn't running it > 24/7... just occasionally, but sometimes I would forget to power it > off and leave it running for days. When it did die I figured it was > the heat rather then then anything to do with power adaptor. Thermal > test showed me that high RPM desktop external drives can get very hot > in those cases. > > I am now running a Fathom External SATA enclosure that came with a > Hitachi drive ... it also supports USB2. It runs 24/7 and I have been > operating it continuously for three plus years. The difference is > that i hooked up a case fan in front of it that constantly blows air > through the enclosure. I haven't had any issues at all with the > drive. I think heat has more to do with external drive failure then > does an external power adaptor. > > > At 01:23 PM 7/2/2013, you wrote: > >Hello Thane, > > > >Yes, do the business and shut them off. With the new SATA HD's out now it > >does > >not require much power to run them. Just don't run them 24/7 > > > > > >On July 2, 2013 at 12:10 PM Thane Sherrington > ><[email protected]> > >wrote: > > > > > At 01:59 PM 02/07/2013, Tim Lider wrote: > > > >Hello Thane, > > > > > > > >Even those with the 2 USB connector type cables should not be used > > > >24/7. In fact > > > >all External HD's should not be run 24/7 due to inadequate Power > > source, of > > > >course those SCSI/iSCSI/Fiber externals are exempt. > > > > > > Ok, thanks Tim. Is it reasonable to assume that a single head USB > > > cable (with a max power output of 500mA) would be less reliable than > > > a drive with a double head, or does that not really matter? > > > > > > So effectively, turn plug them in, do the backup, then shut them off. > > > > > > T > > > > > > > >Tim Lider > >Sr. Data Recovery Specialist > >Advanced Data Solutions, LLC > >http://www.adv-data.com > >[email protected] > Tim Lider Sr. Data Recovery Specialist Advanced Data Solutions, LLC http://www.adv-data.com [email protected]
