
EVEREX SYSTEMS, INC.

EV8120, EV-8120A

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

[Image]

EVEREX SYSTEMS, INC.

EV8120, EV-8120A

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                                CONNECTIONS

                      Function                             Location

  34-pin control cable connector-floppy drive                 J1

  40-pin control cable connector-hard drive                   J2

  34-pin control cable connector-floppy tape drive            J3
  (EV-8120A only)

  4-pin connector drive active LED                            J9

               USER CONFIGURABLE SETTINGS EV-8120 & EV-8120A

               Function                    Location           Setting

     IOCHRDY signal disabled                 JP1               open

      IOCHRDY signal enabled                  JP1              closed

     DMA request disabled                  JP2/all             open

      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/all             open

      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 adaptor           JP4               open
      disabled

      DMA signal to the ATA adaptor           JP4              closed
      enabled

     BIOS is IBM, AMI or equivalent          JP6            pins 2 & 3
                                                               closed

      BIOS is Phoenix                         JP6            pins 1 & 2
                                                               closed

     Factory configured - do not             JP7               open
      alter

     Floppy drive enabled                    JP8              closed

      Floppy drive disabled                   JP8               open

     Back to back I/O delay enabled         JP10              closed

      Back to back I/O delay                 JP10               open
      disabled

                  USER CONFIGURABLE SETTINGS EV-8120 ONLY

              Function                    Location            Setting

     Hard drive port address is             JP5               open
      1F0-1F7h

     Hard drive port address is             JP5              closed
      310-317h

                 USER CONFIGURABLE SETTINGS EV-8120A ONLY

               Function                    Location           Setting

     ATA Hard Disk mode select               JP5              open

      ATA Tape Mode select                    JP5             closed

     Floppy drive port address is           JP11              open
      3F0-3F7h

      Floppy drive port address is           JP11             closed
      370-377h

     Hard drive port address is             JP12              open
      1F0-1F7h

      Hard drive port address is             JP12             closed
      170-177h

     Hard drive interrrupt is IRQ14         JP13            pins 2 & 3
                                                              closed

      Hard drive interrrupt is IRQ15         JP13            pins 1 & 2
                                                              closed

