Thanks to a tip from ian@ I *un*plugged my USB keyboard and now I'm seeing output on the serial console! I'd also like to thank Daniel Dickman for replying to me off-list with some suggestions as well.
I'll continue playing with this until I get sparc64-current installed and share my dmesg with the list. :) On Fri, Jan 24, 2014 at 05:04:05PM -0600, Kent R. Spillner wrote: > I have no prior experience with Sparc (or Sun hardware in general) but I > recently purchased a used Sun Blade 2500 Silver on eBay, and would like to > run OpenBSD on it. It has dual UltraSparc III 1.6GHz (I think) processors, > 8GB RAM, and two 146Gb drives. I don't know what kind of PCI video card it > came with, but it was in PCI slot 0 and only has a single VGA port. It also > came with a sound card in PCI slot 6 and a FireWire/USB card in slot 5. > > The machine powers on fine, LEDs light up, fans start spinning, I can open > the DVD tray, but there's no output on the video console. > > I connected an amd64 laptop running -current to the serial port, but there's > no output on the serial console either (running cu with a USB serial adapter > and a female-to-female null modem). Also, I noticed 3-4 faint clicking > sounds a few seconds after powering it on, but other than the fans that is > the only sound. > > I already tried reseating the video card, I peeked under the RAM shroud and > verified the DIMMs are all secured, and I reseated both CPUs. It appeared > one of the CPUs was loose, and the heat sink on the other CPU was loose, so I > cleaned both heat sinks, reapplied some thermal paste and reseated both CPUs. > There's still no video or serial output. > > I realize this is incredibly vague, and not necessarily on-topic for the > list, but if anyone has any suggestions or advice I'd be extremely grateful.