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Adaptec AHA 1522 Jumper settings
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         J5              General Control

         Pin Pair        Position        Function

         1       Out     Data Transfer in DMA
         2       In      Boot Enable (Intercept INT19 call)
         3,4     Out     Message - Allow a combination of:
                                 * Adaptec Header (Default)
                                 * Jumper Config. Information
                                 * SCSI Device Information
                                 * Boot Progress Report
                                 * Error Messages (default)
         5       In      Synchronous Negotiation Enable
         6       In      Disconnect/Reconnect enable for target
         7,8     Out     (Reserved)

         J6              SCSI Selection

         Pin Pair        Position        Function

         1,2,3   In      SCSI ID (Set in binary 0-7)
         4       Out     Interrupt Channel Select (9 - 12)
         5       In      As above
         6,7     Out     DMA Channel Select (Coded 0,5,6,7)
         8       In      SCSI Parity Disable

         J7              Floppy Disk Selection
         1       In      Floppy Enable
         2       In      DMA DREQ. 2 Select
         3       Out     DMA DREQ. 3 Select
         4       In      DMA DACK. 2 Select
         5       Out     DMA DACK. 3 Select
         6       In      IRQ Request 6 Select
         7       Out     IRQ Request 10 Select
         8       Out     Dual Speed Enable

         J8.             DMA Selection
         1       Out     DMA DREQ. 7 Select
         2       Out     DMA DREQ. 6 Select
         3       Out     DMA DREQ. 5 Select
         4       In      DMA DREQ. 4 Select
         5       Out     DMA DACK. 7 Select
         6       Out     DMA DACK. 6 Select
         7       Out     DMA DACK. 5 Select
         8       In      DMA DACK. 0 Select

         J9              Interrupt Selection
         1       Out     Interrupt Request 12 Select
         2       In      Interrupt Request 11 Select
         3       Out     Interrupt Request 10 Select
         4       Out     Interrupt Request 9 Select
         5       Out     Primary/Secondary port address
         6,7     In      BIOS Address (C8-,CD-,D8-,DC-000)
         8       In      BIOS Enable

         Please note:-
         The above jumper settings are the factory default settings
         as configured by ADAPTEC INC.
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