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1-20 Dell Precision 410 Systems Service Manual
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The following table lists the direct memory access (DMA) channel assign-
ments for Dell Precision 410 systems.
DREQ0 Available
DREQ1 Available
DREQ2 Generated by super I/O controller to initiate DMA cycle for
attached diskette drive
DREQ3 Available
DREQ4 Generated by bus controller chip to activate second DMA
controller
DREQ5 Available
DREQ6 Available
DREQ7 Available
NOTE: The integrated audio controller is assigned one or two DMA channels automatically
during system start-up.