DMA Channel Assignments
: Dell™ OptiPlex™ GX1p
DREQ Line
Used By/Available
DREQ0
Available
DREQ1
Available
DREQ2
Super I/O controller (to initiate DMA cycle for attached
diskette drive)
DREQ3
Available
DREQ4
Bus controller chip (to activate second DMA controller)
DREQ5
Available
DREQ6
Available
DREQ7
Available
NOTE: The onboard sound controller, NIC, and video controllers are assigned available DMA channels automatically during system start-up.
Summary of Contents for OptiPlex GX1p
Page 4: ...Bus mastering Dell OptiPlex GX1p This system supports PCI bus mastering on all slots ...
Page 10: ......
Page 14: ...Internal View of the Low Profile Computer Dell OptiPlex GX1p ...
Page 15: ...Internal View of the Midsize Computer Dell OptiPlex GX1p ...
Page 16: ...Internal View of the Mini Tower Computer Dell OptiPlex GX1p ...
Page 17: ...System Board Dell OptiPlex GX1p ...
Page 19: ...I O Ports and Connectors Dell OptiPlex GX1p ...
Page 28: ...PCI to PCI Bridging OptiPlex GX1p PCI to PCI bridging is supported in this system ...
Page 30: ...DC Power Distribution Mini Tower Chassis ...
Page 32: ......
Page 35: ...Riser Board for the Low Profile Computer Dell OptiPlex GX1p ...
Page 36: ...Riser Board for the Midsize Computer Option 1 Dell OptiPlex GX1p ...
Page 37: ...Riser Board for the Mini Tower Computer Dell OptiPlex GX1p ...
Page 38: ...Riser Board for the Midsize Computer Option 2 Dell OptiPlex GX1p ...
Page 99: ...System Board Dell OptiPlex GX1p The GX1p system board supports a 500 MHz microprocessor ...
Page 100: ...System Boards Dell OptiPlex GX1p First revision system board ...
Page 101: ...System Board Dell OptiPlex GX1 Systems Second revision system board ...
Page 102: ...test ...
Page 103: ...test ...