Maintenance & Service Guide Presario 1900 Series Models: 1905, 1906, 1910, 1915, 1919, 1920, 1922, and 1925
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DMA Device(s) 0 NMA2 Audio Controller 1 NMA2 Audio Controller 2 Floppy Disk Controller 3 Parallel Port (ECP Mode) 5 Free 6 Free 7 Free