IBM Aptiva M41
(250-0442)                 System Resources           Faxback Doc. # 17846

The following is a list of the various system resources used by the IBM 
Aptiva M41 as it is delivered from the factory.

Interrupt Assignments

  Device/Circuit                          Interrupt     Status

  Power Management                        SMI           Reserved
  Parity error or I/O channel check       NMI           Reserved
  Timer Click                             IRQ0          Reserved
  PS/2 Keyboard                           IRQ1          Reserved
  Secondary Interrupt Controller Cascade  IRQ2          Reserved
  Serial Port B                           IRQ3          Reserved
  Serial Port A                           IRQ4          Reserved
  User Available                          IRQ5          Available
  Floppy Drive Interface                  IRQ6          Reserved
  Parallel Port                           IRQ7          Reserved
  Real-time Clock                         IRQ8          Reserved
  Redirected IRQ2                         IRQ9          Available
  Alternate serial port (COM4)            IRQ10         Available
  Alternate serial port (COM3)            IRQ11         Available
  PS/2 Mouse Interface                    IRQ12         Reserved
  Coproccessor                            IRQ13         Reserved
  Primary IDE Hard Drive Interface        IRQ14         Reserved
  Secondary IDE Hard Drive Interface      IRQ15         Reserved

DMA Channel Assignments

  Device/Circuit                                      DMA Channel

  Open                                                DMA 0
  Open                                                DMA 1
  Floppy Drive Interface/ISA bus                      DMA 2
  ECP Parallel Port (default)                         DMA 3
  Secondary DMA controller cascade                    DMA 4
  Open                                                DMA 5
  Open                                                DMA 6
  Open                                                DMA 7


(CSC/all-09/14/95)

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