American Megatrends MAN-758 manual Attach Cables, Continued, SignalDescription

Step 9 Attach Cables, Continued

J13 VGA Interrupt Enable J13 is a 2-pin berg that enables interrupt support for the onboard PCI ATI VGA controller:

OnboardPCIATIVGAInterruptSetting	J13Setting
PCIinterruptenabledforonboardPCIVGA.	OPEN
PCIinterruptdisabledforonboardPCIVGA.	Shorted (Default)

J16 VGA Connector J16 is a 14-pin dual inline berg for the onboard ATI Rage II PCI VGA controller. Connect the VGA cable supplied with this motherboard to J16. This cable converts J16 14-pin berg signals to a standard DB15 VGA connector, which can be mounted on the chassis. Make sure the red wire on the cable is connected to Pin1 of J16. The pinout is:

Pin	SignalDescription	Pin	SignalDescription
1	Red	8	Ground
2	Green	9	Ground
3	Blue	10	Ground
4	VSYNC	11	Fuse
5	HSYNC	12	Ground
6	MONID1	13	Ground
7	MONID2	14	Pin is Cut

VGA Cable and J16 Connectors The following drawing illustrates the VGA connectors on the VGA cable and J16 on the motherboard:

Cont’d

Chapter 1 Hardware Installation 25