On Dec 20, 2008, at 10:28 AM, Len Gerstel wrote:

>
>
> On Dec 20, 2008, at 11:01 AM, George Hozendorf wrote:
>
>> I have two monitors using a Sewell external video card for the
>> second monitor.  On the second monitor, which is turned vertically
>> I lose the mouse.  Mouse Locator helps some, but when the erratic
>> mouse goes to the outside edge of the vertical monitor, it is
>> lost.  Any suggestions to correct this problem will be appreciated.
>>
>> George
>
> I think the erratic mouse is due the limitations of the refresh rate
> of the usb adapter.
>
> As far as the lost mouse is concerned, are the monitors shown in the
> monitors preference pane the same way they are physically arranged on
> your desk?
>
> Does the adapter support the refresh rate and resolution settings of
> the second monitor? Portrait monitors are very rare now a days.
>
> Looking at the specs of a couple of adapters at sewelldirect.com, it
> appears that they do not support portrait monitor resolutions:
>
>       Supported Standard Resolutions: 640 x 480, 800 x 600, 1024 x 768,
> 1280 x 960, 1280 x 1024, 1600 x 1200
>       Supported Widescreen Resolutions: 720x400, 832x624, 1152x870,
> 1360x768, 1366x768, 1440x900, 1680x1050
>
> So I am guessing that part of the screen is being cut off on the left
> and right sides and that is where the mouse is going.
>
> Len

Displays in Sys. Prefs. shows the second monitor rotated 270 degrees.   
It's not actually a portrait monitor.  It's mounted vertically on a  
dual monitor stand.  Resolution on both is set at 1680 x 1050.
>
>
>
>
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> >


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