ubuntu 7.04 suspend problem?

[Liam Proven]

On 27/09/2007, gmane <LanDan at asu.edu> wrote:
> Liam Proven wrote:
> > On 27/09/2007, gmane <LanDan at asu.edu> wrote:
> >> Hi, I installed a windows xp + ubuntu 7.04 64bit dual boot system on a
> >> Desktop with AMD 64 x2.
> >>
> >> The ubuntu works fine until last night when I pressed the "suspend"
> >> button instead of "shut down" to have fun. Then, immediately the LCD has
> >> no signal, and the keyboard has no response at all. But the power light
> >> is on and cpu fan was still making noise.   It seems very similar to a
> >> situation of laptop standby. I don't know how to "unlock" it. So I just
> >> pressed the power button to reboot the system.
> >>
> >> The ridiculous thing is that the system skipped self-check. I saw the
> >> lights on the keyboard flashed once when the power is on. Then, no
> >> response at all ( I tried to press the cap key, no light is on).  LCD
> >> still has no signal.  Power light is on and CPU fans starts to work. The
> >> machine just "stand by" :(
> >>
> >> Even if I put in a live CD, the system has no response when reboot. I
> >> can not even access my BIOS information now, neither to the XP system.
> >> so essentially I've no idea how to reinstall a system under current
> >> situation.  The system looks just dead, no response for whatever I do.
> >>
> >> Is there any key combination to unlock the "suspension" situation?
> >> Any suggestion is highly appreciated!! Thanks a  lot!
> >
> > Try disconnecting it from the mains and leaving it for a while. At
> > least 10-15min, preferably overnight.
> >
> > If that fails, try the motherboard CMOS reset jumper. Consult your
> > motherboard manual, or look up the model - open the machine, look at
> > the motherboard, find a name or part number, and Google for a layout
> > diagram or manual.
> >
> > Most motherboards have a jumper on them to reset the information in
> > the machine's NVRAM. You might need to use this. One temporarily
> > connects the 2 contacts of the jumper with a cap - or even a
> > screwdriver or bit of wire - and sometimes then you cycle the power
> > once.
> >
> >
> I unplugged my power cable for several hours and then restart the
> machine. Bingo! It works now. It seems ubuntu's "supsend" has some problem.
> thanks a lot for your suggestion!!!

Glad it helped!

Suspend and resume is still very problematic on Linux, I'm afraid. It
uses a mechanism called ACPI and that still has some issues to be
worked out. It's a common cause of problems.

-- 
Liam Proven • Profile: http://www.linkedin.com/in/liamproven
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