HP Nc4000 Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 127
Table 6-7, System DMA, Hardware, System, Function
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Specifications Hardware DMA Table 6-7 System DMA System Function DMA0 Available for audio DMA1* Entertainment audio (default; alternate = DMA0, DMA3, none) DMA2* Diskette drive DMA3 ECP parallel port LPT1 (default; alternate = DMA0, none) DMA4 DMA controller cascading (not available) DMA5* Available for PC Card DMA6 Not assigned DMA7 Not assigned *PC Card controller can use DMA 1, 2, or 5. Maintenance and Service Guide 6-7
Specifications
Maintenance and Service Guide
6–7
Table 6-7
System DMA
Hardware
DMA
System
Function
DMA0
Available for audio
DMA1*
Entertainment audio
(default; alternate = DMA0, DMA3, none)
DMA2*
Diskette drive
DMA3
ECP parallel port LPT1
(default; alternate = DMA0, none)
DMA4
DMA controller cascading (not available)
DMA5*
Available for PC Card
DMA6
Not assigned
DMA7
Not assigned
*PC Card controller can use DMA 1, 2, or 5.