[jaws-uk] Re: Disabling Dual-Monitor Support - WAS:Re: Re: jaws and ATI Radeon X550

Well, after disabling the secondary controller, windows now let me 
reset my screen resolution which it wouldn't before. Thus it's 
donesome good anyways. Thanks for the tip aboutdisabling it in device manager.

Cheers,

Doris
At 01:38 PM 3/30/2006 +0100, you wrote:
>We know that with some video cards it is not a problem and you can 
>get away with it, but others it is not so.
>Regards.
>
>Tristram Llewellyn
>Sight and Sound Technology
>Technical Support
>www.sightandsound.co.uk
>
>   ----- Original Message -----
>   From: Chipmunks
>   To: jaws-uk@xxxxxxxxxxxxx
>   Sent: Thursday, March 30, 2006 12:09 PM
>   Subject: [jaws-uk] Re: Disabling Dual-Monitor Support - WAS:Re: 
> Re: jaws and ATI Radeon X550
>
>
>   Ah, this makes sense and I think I read about it in a Tech Support
>   note on FS's site the other day in which they talked about jaws
>   getting into a loop about installing the video hook on cards with
>   dual displays.
>
>   My video card (with an ATI Radion 9250) actually does have a
>   secondary controller show up in device manager but I have not
>   experienced any ill-effects thus far. As it is a low-end card, i had
>   not expected it to provide dual monitor support. i think I go and
>   disable that secondary controller just in case. this means producing
>   a conflict in device manager though. Any way to totally get rid off
>   that secondary entry?
>
>   Thanks much.
>
>   Doris
>
>
>
>   At 11:28 AM 3/30/2006 +0100, you wrote:
>   >This is usually card specific and if you are not experiencing
>   >problems then it is probably not relevant to you yet at
>   >least.  Until quite recently dual monitor support was quite rare,
>   >though obtainable on uipper end video cards.  Now PCI express has
>   >come in as a new expansion bus technology it is, and will become far
>   >more common issue.
>   >At present these dual head display cards problems for all the DCM
>   >based accessibility aids becuase when the new breed of graphics
>   >cards install they provide two graphic controllers to the operating
>   >system so they can access the same data model within the O/S.
>   >
>   >If you have a DCM based accessibility aid such as Jaws, but
>   >WindowEyes and Zoomtext can also be included here then you need to
>   >go into device manager under "display adaptors" and disable the
>   >secondary controler.
>   >
>   >Some may worry about laptops, but those I have encountered so far do
>   >not provide true dual monitor support in the fashion that causes
>   >problems, although they may well be capable of driving both internal
>   >flat panel and external monitor.  Where such machines do exist
>   >disable the second controller anyway as you will still be able to
>   >switch between the displays if you need to but not drive them at once.
>   >
>   >As Microsoft oversee the DCM standard in consultation with the
>   >screen access developers, it will be a move on Microsoft's part to
>   >shift things so at least screen access products can work in this
>   >environment.  I know that at least on screen access developer has
>   >requested this be fixed.
>   >
>   >Regards.
>   >
>   >Tristram Llewellyn
>   >Sight and Sound Technology
>   >Technical Support
>   >www.sightandsound.co.uk
>   >
>   >   ----- Original Message -----
>   >   From: Chipmunks
>   >   To: jaws-uk@xxxxxxxxxxxxx
>   >   Sent: Thursday, March 30, 2006 11:01 AM
>   >   Subject: [jaws-uk] Disabling Dual-Monitor Support - WAS:Re: Re:
>   > jaws and ATI Radeon X550
>   >
>   >
>   >   this is a new one on me. How do you disable dunal monitor support?
>   >
>   >   Cheers,
>   >
>   >   Doris
>   >
>   >
>   >   At 09:16 AM 3/30/2006 +0100, you wrote:
>   >   >This sounds like a very new model, so haven't come accross
>   >   >it.  However with Jaws 7.0 and above with dual monitor support
>   >   >disabled it is unlikely to cause problems.  Cards further up the
>   >   >range like x600 and x800 have not been known to cause 
> problems especially.
>   >   >Regards.
>   >   >
>   >   >Tristram Llewellyn
>   >   >Sight and Sound Technology
>   >   >Technical Support
>   >   >www.sightandsound.co.uk
>   >   >
>   >   >   ----- Original Message -----
>   >   >   From: Graham Page
>   >   >   To: jaws-uk@xxxxxxxxxxxxx
>   >   >   Sent: Wednesday, March 29, 2006 6:20 PM
>   >   >   Subject: [jaws-uk] jaws and ATI Radeon X550
>   >   >
>   >   >
>   >   >   Hi all.
>   >   >   I am about to upgrade my PC and am concerned to make sure that
>   >   > the graphics card offered will work.
>   >   >   It is a radion X550 with 256MB video ram.
>   >   >   Any problem with this card?  I imagine it will have dual monitor
>   >   > support so it will be necessary to turn off support tfor the second
>   >   > monitor.  The card is fitted in the PCI Express slot.
>   >   >   Regards
>   >   >   Graham
>   >   >   Graham Page
>   >   >   Mobile: 07753 607980
>   >   >   Fax:  0870 706 2773
>   >   >   Email:
>   >   >   gpage@xxxxxxxxxxxxxx
>   >   >   MSN:
>   >   >   gabriel_mcbird@xxxxxxxxxxx
>   >   >   Skype: gabriel_mcbird
>   >   >
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