[X4U] Mac mini doesn't like 20" widescreen

[Joe Sporleder]

Follow up on my own email. Got the "problem Mac mini" to connect to  
the Viewsonic wide screen using an Apple DVI to VGA adaptor and then  
plugging into the screen's VGA port.

Joe

On Jun 9, 2006, at 9:07 PM, Joe Sporleder wrote:

> Here's an interesting problem. I have a small publishing company.  
> Sometimes we use PowerMac G5s when we need extra horsepower and  
> extended desktop monitor support. At our less intense workstations,  
> a Mac mini with a 17" LCD or 20" widescreen works great when the  
> budget is tight.
>
> I have 2 Acer 20" widescreen displays and a Viewsonic vx2025wm 20"  
> widescreen, optimized for 1680x1050 resolution. These monitors will  
> connect fine via DVI (haven't tried the problem computer on VGA) to  
> a PowerMac G5 DP 2.0GHz. Also connects fine to a Mac mini with  
> 1.5Ghz G4 and a coworker's personal home Mac mini 1.25Ghz. However,  
> a 2nd Mac mini 1.25Ghz at a remote office purchased a few short  
> months after the coworker purchased hers (from my recommendation)  
> will not drive the 20" widescreen displays. All of the Mac minis  
> have at least 512MB of RAM (G5 has 2GB) and all machines are  
> running MacOS X 10.4.6. The problem Mac mini is drivng a 17"  
> ViewSonic via DVI just fine. It simply refuses to display on the  
> 20" widescreens. The ViewSonic widescreen does flash an "Out of  
> Range" message on the screen. Resetting the PRAM didn't help, as  
> suggested on a discussion forum at Apple.com.
>
> Any ideas why 2 Mac minis that appear to be the same generation,  
> one runs the 20" widescreens mention above just fine, and one  
> doesn't? Any other things I should reset? How about the PMU?
>
> Joe