On Aug 18, 2010, at 7:00 PM, Kris Tilford wrote: > On Aug 18, 2010, at 7:25 PM, Clark Martin wrote: > >> I have my G4 MacMini connected to a 52" LCD TV via HDMI and I have many >> resolutions to pick from and at 1920 x 1080 it fills the screen. > > This is a slightly different issue. You're using a DVI-to-HDMI adapter cable, > and the 52" LCD has many more pixels than the maximum resolution of 1920x1080 > that your G4 Mini is outputting. I'm still surprised that you say you're > getting edge-to-edge video, are you certain about that? Often the black > strips are very dark and can blend into the border of the TV. What version of > the G4 Mini do you have, and what OS version are you using? >
How do you figure the LCD has more pixels, it's a 1920 x 1080 screen. I'm running Leopard, not sure of the Mini version off hand. > > As far as using a G4 Mini at 1920x1080 given the hardware limitations of the > video card, here are some links that may help: > > This is the hardware specification for the G4 Mini. The critical > specification is a note at the bottom of page 30 that says: "The Mac mini > supports DVI video output for digital resolutions up to 1920x1200 with a > maximum pixel clock > of 154MHz coherent TMDS or 135MHz non-coherent TMDS." > > <http://developer.apple.com/legacy/mac/library/documentation/Hardware/Developer_Notes/Macintosh_CPUs-G4/MacMiniG4/MacMiniG4.pdf> > > This is how one person setup a custom resolution for the G4 Mini at 1920x1080 > using SwitchResX: > > <http://www.avsforum.com/avs-vb/archive/index.php/t-792248.html> > > I know Cliff is probably using a straight DVI-D/DVI-D cable, but for anyone > using a DVI-to-HDMI adapter cable, be warned that all DVI-to-HDMI cables are > NOT identical, there are many variations on how cables are wired, and there > is no firm specification for handling audio. AFAIK the G4 Mini can NOT output > audio across DVI-to-HDMI which is not how HDMI is supposed to work. You'd > need a separate audio cable and the ability of the TV/Monitor to handle this > audio separately from the HDMI video. More modern Macs CAN output both audio > and video over DVI-to-HDMI adapter cables provided that you have one of the > "correct" cables, and again, there are no standard cables, so be very careful. AFAIK DVI doesn't support audio at all. Clark Martin Redwood City, CA, USA Macintosh / Internet Consulting "I'm a designated driver on the Information Super Highway" -- You received this message because you are a member of G-Group, a group for those using G3, G4, and G5 desktop Macs - with a particular focus on Power Macs. The list FAQ is at http://lowendmac.com/lists/g-list.shtml and our netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml To post to this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/g3-5-list
