Tech Source GFX 400 Series - Manual (Page 51)

Appendix B – Card Specifications
B-5
Make sure the other end of each monitor cable is properly
connected to its monitor. See your monitor manuals for more
information.
Figure B.1
B.4.2.2 Analog Monitors
For analog monitors use the DVI to VGA adapter in conjunction
with the dual-monitor adapter. Analog monitors typically use HD-
15 connectors to connect to the graphics card. Connect the
monitor cable to one of the two connectors of the dual-monitor
adapter. Refer to Figure B.1 for an illustration of this
connection.