Re: KVM switch
philo <[email protected]>
| Newsgroups | alt.comp.hardware |
|---|---|
| Organization | A noiseless patient Spider |
| Message-ID | <[email protected]> |
On 8/26/21 1:31 PM, philo wrote: > On 8/26/21 11:01 AM, Paul wrote: >> Adrian Caspersz wrote: >>> On 26/08/2021 13:27, philo wrote: >>>> I have two machines in my office and have been using a kvm switch >>>> for years with no problem. I recently replaced one of the machines >>>> and confirmed the KVM was working ok. >>>> >>>> The next day however the KVM did not activate on the previously >>>> existing machine. >>>> >>>> I tried a different KVM switch and the same thing happened.It worked >>>> initially but after both machines were switched off and back on...it >>>> would not switch over. >>>> >>>> >>>> In all instances I could switch back OK to the other machine. >>>> >>>> Kind of a PITA to have two KB and two Mice on my desk >>> >>> One of mine steals power from USB to function, so check if you have a >>> BIOS option that allows that when a machine is powered off. Or use an >>> external power supply? >>> >> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â |\ | >> Â Â Â VBUS_Side1 ---| >|-----+-+------ KVM_power >> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â |/ |Â Â Â Â | | >> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â | | >> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â |\ |Â Â Â Â | | >> Â Â Â VBUS_Side2 ---| >|-----+ | >> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â |/ |Â Â Â Â Â Â | >> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â | >> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â |\ |Â Â Â Â Â Â | >> Â Â Â Barrel_+5V ---| >|-------+ >> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â |/ | >> >> I would prefer a product that has a separate barrel >> input connector for the DC power the product needs. >> The structure above is Wired-OR input power. >> >> There is actually a small problem with KVMs, in that >> the safety-ground on the two computers, could be >> at different potentials, and then you'd have to >> figure out what to do about the grounding issues. >> I've never had a problem at home here with this, >> but did have problems at work (very large building). >> >> Â Â Â Paul > > > Thanks folks> > > One of my KVM's has an external power port so I am going to keep it > powered and see if that works. Nope that did not work. Might be due to using ps/2 to USB adaptors. I can get by with two mice so I might see if I can find a USB switch just for the KB