QUANTUM CORPORATION
===================

   ISA-151A

   +------------------------------------------------------------+
   +------------------------------------------------------------+

   Data bus: 16-bit, ISA

   Size: Full-length, full-height card

   Hard drives supported:  Two AT Interface (IDE) drives

   Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB

<gopher://bitreich.org/I/th99/c/P-R/20172-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                    Function                     | Location |
   |-------------------------------------------------+----------|
   | 34-pin control cable connector-floppy drive     |   CN1    |
   |-------------------------------------------------+----------|
   | 40-pin control cable connector-hard drive       |   CN2    |
   |-------------------------------------------------+----------|
   | 34-pin control cable connector-floppy tape      |   CN3    |
   | drive                                           |          |
   |-------------------------------------------------+----------|
   | 4-pin connector drive active LED                |   CN9    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |           Function            |   Location    |  Setting   |
   |-------------------------------+---------------+------------|
   |>> | IOCHRDY signal disabled   |      JP1      |    open    |
   |---+---------------------------+---------------+------------|
   |   | IOCHRDY signal enabled    |      JP1      |   closed   |
   |---+---------------------------+---------------+------------|
   |>> | DMA request disabled      | JP2/jumper 1, |    open    |
   |   |                           |    2, & 3     |            |
   |---+---------------------------+---------------+------------|
   |   | DREQ 5 (DMA request)      | JP2/jumper 1  |   closed   |
   |---+---------------------------+---------------+------------|
   |   | DREQ 6 (DMA request)      | JP2/jumper 2  |   closed   |
   |---+---------------------------+---------------+------------|
   |   | DREQ 7 (DMA request)      | JP2/jumper 3  |   closed   |
   |---+---------------------------+---------------+------------|
   |>> | DMA acknowledge disabled  | JP3/jumper 1, |    open    |
   |   |                           |    2, & 3     |            |
   |---+---------------------------+---------------+------------|
   |   | DACK 5 (DMA acknowledge)  | JP3/jumper 1  |   closed   |
   |---+---------------------------+---------------+------------|
   |   | DACK 6 (DMA acknowledge)  | JP3/jumper 2  |   closed   |
   |---+---------------------------+---------------+------------|
   |   | DACK 7 (DMA acknowledge)  | JP3/jumper 3  |   closed   |
   |---+---------------------------+---------------+------------|
   |>> | DMA signal to the ATA     |      JP4      |    open    |
   |   | adaptor disabled          |               |            |
   |---+---------------------------+---------------+------------|
   |   | DMA signal to the ATA     |      JP4      |   closed   |
   |   | adaptor enabled           |               |            |
   |---+---------------------------+---------------+------------|
   |>> | ATA Hard Disk mode select |      JP5      |    open    |
   |---+---------------------------+---------------+------------|
   |   | ATA Tape Mode select      |      JP5      |   closed   |
   |---+---------------------------+---------------+------------|
   |>> | BIOS is IBM, AMI or       |      JP6      | pins 2 & 3 |
   |   | equivalent (Polled)       |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | BIOS is Phoenix           |      JP6      | pins 1 & 2 |
   |   | (Interrupt Driven)        |               |   closed   |
   |---+---------------------------+---------------+------------|
   |>> | Factory configured - do   |      JP7      |    open    |
   |   | not alter                 |               |            |
   |---+---------------------------+---------------+------------|
   |>> | Floppy drive enabled      |      JP8      |   closed   |
   |---+---------------------------+---------------+------------|
   |   | Floppy drive disabled     |      JP8      |    open    |
   |---+---------------------------+---------------+------------|
   |>> | Back to back I/O delay    |     JP10      |   closed   |
   |   | enabled                   |               |            |
   |---+---------------------------+---------------+------------|
   |   | Back to back I/O delay    |     JP10      |    open    |
   |   | disabled                  |               |            |
   |---+---------------------------+---------------+------------|
   |>> | Floppy drive port address |     JP11      |    open    |
   |   | is 3F0-3F7h               |               |            |
   |---+---------------------------+---------------+------------|
   |   | Floppy drive port address |     JP11      |   closed   |
   |   | is 370-377h               |               |            |
   |---+---------------------------+---------------+------------|
   |>> | Hard drive port address   |     JP12      |    open    |
   |   | is 1F0-1F7h               |               |            |
   |---+---------------------------+---------------+------------|
   |   | Hard drive port address   |     JP12      |   closed   |
   |   | is 170-177h               |               |            |
   |---+---------------------------+---------------+------------|
   |>> | IRQ14 (hard drive         |     JP13      | pins 2 & 3 |
   |   | interrupt request)        |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | IRQ15 (hard drive         |     JP13      | pins 1 & 2 |
   |   | interrupt request)        |               |   closed   |
   +------------------------------------------------------------+