On Thu, 21 Aug 2003 08:31:47 +0200
Lars Tunkrans <> wrote:
> Mama Mia wrote:
> > I bought a used Sparc2 and bought the adapter to hook my VGA monitor
> > into the unit. However, when I boot up the unit, no picture comes up
> > and the hard drive does not seem to be accessing data off of the
> > disk. Just the drives spin with no picture. Where do I begin to
> > diagnose the problem. I also found the white papers on this unit off
> > of Sun's web site. Any suggestions?
>
>
> Well, I guess that the thing to do to try to asses if you box lives
> at all is to attatch a NULL-MODEM cable between the serial
> port of the Sparc2 and the COM1 port of a PC .
> Detatch the keyboard from the Sparc. Fire up a Terminal
> emulator on the PC , set it to COM1, 9600 BPS No parity 8bits
> 1 stop bit,
>
> Then try to boot the SParc and see if it boots of sends
> any messages to the serial port.
>
> If it looks normal, your framebuffer is either broken
> or not configured correctly in the OBP.
Does the screen support the résolution? As said here :
http://sunsolve.sun.com/handbook_pub...GRAPH_CG3.html
the simple CG3 use a 1152 x 900 @ 60Hz resolution. Only goods or recents
screens could support this !
Other idea: Does your monitor support "synch on green" ? If not, don't
search anymore !
--
@+ Yann Marigo
Rendez-vous sur
http://www.yannos.com
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