Re: making a KVM switch without keyboard/mouse

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From: Mike Brown - Process Manager (mikebNOSPAM_at_NOSPAMassetforwarding.comNOSPAM)
Date: 03/19/04 

Date: Fri, 19 Mar 2004 13:09:52 -0500

"Andy Fish" <ajfish@blueyonder.co.uk> wrote in message
news:vBG6c.20791$Q81.467622105@news-text.cableinet.net...
> Hi,
>
> I have a cheap kvm switch (it's unbranded but the model number appears to
be
> K-14-E) which switches ps2 keyboard and mouse and d-sub video. This
switches
> the one of my monitors between a number of test machines.
>
> Separately to this I have my main PC with a dedicated monitor attached to
> the primary output on a dual-head video card.
>
> So far so good, but I would like to use the monitor that's connected to
the
> KVM as the secondary display on the dual-head card - just running the
> secondary dual head output into one of the KVM inputs (for the sake of
> argument we'll say input #3). so when the KVM is switched to position 3 I
> have dual head operation.
>
> Obviously in this case the keyboard and video are connected to the PC with
> the main display, and not to the KVM, and this is the problem - the KVM
> switch will not recognise input #3 as active because there is no keyboard
> connection, so I can't switch the KVM to position #3.
>
> The only solution I've found is to connect the keyboard and mouse inputs
for
> #3 to an otherwise unised PC which I have to power on when I want to use
> dual-head mode.
>
> I was wondering whether anyone else has come up against this problem and
> whether there are any easy solutions. I guess the KVM just needs to detect
a
> 5v supply on one of the pins to decide it is connected, so maybe it is
> possible to knock up something easy with a bit of soldering?
>
> thanks for any brainwaves
>
> Andy

Would it be easier to just hook up your main PC to the KVM?

Relevant Pages

  • RE: ps/2 mouse problem with KVM switch
    ... the switch" to act as a largest-common-denominator. ... trying to hook up a "new-fangled" keyboard (with the media control key ... drivers cannot find the special buttons and you call the KVM switch vendor ... boxes with different driver revisions and settings. ...
    (Linux-Kernel)
  • Re: DEC Keyboard Question
    ... > I presume you mention Pathworks 32 because you want to try Powerterm? ... The switch is as it is. ... I have booted the DS10 several times now with the KVM and it has not had ... I do not know if that resets the keyboard driver. ...
    (comp.os.vms)
  • Re: DEC Keyboard Question
    ... > I presume you mention Pathworks 32 because you want to try Powerterm? ... The switch is as it is. ... I have booted the DS10 several times now with the KVM and it has not had ... I do not know if that resets the keyboard driver. ...
    (comp.sys.dec)
  • Re: Mouse Problems with KVM Switch
    ... bonkers when you switch a KVM between windows and linux? ... A modern electronic KVM switch with appropriate cables shouldn't need ...
    (Debian-User)
  • Re: [SLE] Kvm Vs. Mouse, Irratic behavior...
    ... Februar 2006 22:27 schrieb Carl Medley: ... When using a KVM switch with my SUSe box and an XP box, ... do is reboot the Linux box. ... KVM to the XP box and back, ...
    (SuSE)