Dell Precision 490 Desktop - Manual (Page 16)

16
Quick Reference Guide
The dual-monitor cable is color-coded; the blue connector is for the primary monitor, and the black
connector is for the second monitor. To enable dual-monitor support, both monitors must be attached
to the computer when you start your computer.
For single- and dual-monitor capable cards with a single connector
VGA adapter:
Use the VGA adapter when you have a single monitor
graphics card and you want to connect your computer
to a VGA monitor.
Dual VGA Y cable adapter:
Use the appropriate Y cable when your graphics card
has a single connector and you want to connect your
computer to one or two VGA monitors.
Dual DVI Y cable adapter:
Use the appropriate Y cable when your graphics card has a
single connector and you want to connect your computer
to one or two DVI monitors.
VGA
VGA
VGA
DVI
DVI