Sounds like the box is configured to output the display to the serial port. You can setup a terminal on comX with the standard n/81/ and see anything there. You should get something on the monitor, at least the BIOS screen after a cold boot. If you have no video at all, there is more than one then wrong I would guess. The f1.f6 is a good idea. On Thu, Jan 24, 2013 at 10:21 AM, Mark Phillips wrote: > Mike, > > Unfortunately, there is still no signal after a hard reboot. If there > were, then I would do what you suggest. > > Any ideas on how I can determine what is wrong by using something like a > knoppix cd? > > Mark > > > On Thu, Jan 24, 2013 at 6:52 AM, Mike Ballon wrote: > >> If there is no signal to the monitor with the box "up" I would reboot it. >> >> From there you'll need to figure out if the boot loader is intact or not. >> If it is you can boot into single user mode and try to figure out what's >> going on with the box. If you do not get the boot loader now we're talking >> about a repair to either the loader or the system as a whole using a disc >> or memory stick. >> >> >> http://www.cyberciti.biz/faq/grub-boot-into-single-user-mode/ >> >> >> >> On Thu, Jan 24, 2013 at 8:28 AM, Mark Phillips < >> mark@phillipsmarketing.biz> wrote: >> >>> >>> I used aptitude to upgrade a headless server from Debian stable to >>> Debian testing. The upgrade did not generate any error messages, but when I >>> rebooted I could not ssh into the box (connection refused) nor do I get any >>> output on a monitor I attached to the box (no signal). Apache does not >>> appear to be running either on the box (could not connect to the box). I >>> can successfully ping the box. >>> >>> Any suggestions on how to fix this this server would be greatly >>> appreciated! >>> >>> Thanks, >>> >>> Mark >>> >>> --------------------------------------------------- >>> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >>> To subscribe, unsubscribe, or to change your mail settings: >>> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >>> >> >> >> --------------------------------------------------- >> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >> To subscribe, unsubscribe, or to change your mail settings: >> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >> > > > --------------------------------------------------- > PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org > To subscribe, unsubscribe, or to change your mail settings: > http://lists.phxlinux.org/mailman/listinfo/plug-discuss >