One guess. When I got my new Seagate Barracuda drive the jumper was set for Cable Select and my Cube did about what yours does. I moved the jumper to Master and it started up fine. On Sunday, December 22, 2002, at 05:35 AM, Joel Pelletier wrote: > Here's the latest on the Cube that I burned up trying to tap into the > 5v supply for a fan: > > The DC/DC board had obvious burn damage, as did (2) 512MB RAM Dimms. > After replacing those I was still getting nowhere; an authorized > service center suggested the motherboard was bad, but could not go any > further because the supervisor informed the tech that they did not > repair Cubes - must send to Apple. > > I purchased a new motherboard and chassis for $224 from DealExpress, > received today and swapped out everything. I reassembled, installing a > new (blank) Seagate Barracuda V 120GB in the process. I now get the > power to stay on, and I hear the video card fan going, but no CHIMES, > and the CD drive (with an OS 10.2 install CD) fires up for a moment, > then stops. > > Nothing else happens, and I am at my wits end. At this point I have > spent $180 for a DC/DC card (with trade, from Small Dog), $240 > w/shipping for the motherboard, still have to replace a Gig of RAM, > and I am not back up and running. I MISS MY CUBE w/CINEMA SCREEN > RUNNING, and there is little left to replace on this thing except for > the processor/daughtercard. Any suggestions and/or anyone qualified > enough to look at this thing without spending much more?