thanks for the answer.

followup question, then:

is it a reasonable assumption that the vga output of such a card (or
the dvi, if a card has that as the second output along with an ADC
output)  will function if there is no 25V socket in line with the agp
socket?

thanks!!



On Mar 16, 3:32 pm, Chance Reecher <[email protected]> wrote:
> Those extra contacts on the second tab are what carry the +25V DC that
> powers an ADC monitor. Pins 3 and 11 DO carry the USB signal. To the
> poster that said USB requires 4 pins - Remember that two of the USB
> pins carry +5V DC, which is available in the native AGP spec. Only two
> USB pins actually carry data, hence 3 and 11.
> G4 machines that are capable of running ADC monitors do have an extra
> socket in front of the AGP slot for that second tab on the card.
>
> Chance
>
> On Wed, Mar 16, 2011 at 7:14 AM, faithie999 <[email protected]> wrote:
> > i have a sawtooth, which i know didn't come with an ADC monitor.
> > however, i'd like to have an adc-capable card in my parts bin.
> > i looked at one on ebay but there is an extra tab with a few contact
> > on it, maybe 1/2 to 1 inch in front of the agp contacts.
> > i thought apple used contacts 3 and 11 especially for the ADC monitor,
> > but obviously these "extra" contacts must have some purpose.
>
> > what are they for, and i assume that G4 machines that came with ADC
> > monitors have an extra socket in front of the agp socket into which
> > this tab inserts.
>
> > finally, was this design only for the G4, or would this card work in
> > an AGP G5?
>
> > thanks!
>
> > this ebay listing has a decent picture of the connector i'm curious
> > about:
>
> >http://cgi.ebay.com/APPLE-G4-NVIDIA-AGP-ADC-VIDEO-CARD-630-3963-POWER...
>
> > --
> > 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 athttp://lowendmac.com/lists/g-list.shtmland our netiquette 
> > guide is athttp://www.lowendmac.com/lists/netiquette.shtml
> > To post to this group, send email to [email protected]
> > For more options, visit this group 
> > athttp://groups.google.com/group/g3-5-list

-- 
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

Reply via email to