
RANCHO TECHNOLOGY, INC.

RT2003-PC

  Data bus:                  8-bit, ISA

  Size:                      Full-length, full-height card

  Hard drive supported:      Up to seven SCSI devices

  Floppy drives supported:   None

[Image]

                   CONNECTIONS

             Function                Location

  50-pin SCSI connector-internal        J1

  50-pin SCSI connector-external        J2

[Image]

PCB SOLDER SIDE

                                 BIOS ROM

   Type      JP1/A    JP1/B    JP1/C     E1       E2       E3       E4

     2716   open     open     closed   open     open     open     open

      2732   open     closed   open     closed   closed   closed   closed

      2764   closed   open     open     closed   closed   closed   closed

                          INTERRUPT SELECT - JP2

   IRQ    Jumper A   Jumper B   Jumper C   Jumper D   Jumper E   Jumper F

  IRQ2     closed      open      open       open       open       open

  IRQ3      open      closed     open       open       open       open

  IRQ4      open       open     closed      open       open       open

  IRQ5      open       open      open      closed     closed      open

  IRQ6      open       open      open       open      closed      open

  IRQ7      open       open      open       open      closed     closed

                         DMA CHANNEL SELECT - JP2

  Channel     Jumper    Jumper     Jumper    Jumper    Jumper    Jumper L
                G         H          I         J         K

   DMA1      closed      open      open     closed      open       open

   DMA2       open      closed     open      open      closed      open

   DMA3       open       open     closed     open       open      closed

                                I/O ADDRESS

  Address   S1/1    S1/2    S1/3    S1/4    S1/5    S1/6    S1/7    S1/8

   300h      on      on      on      on      on      on     off     off

   320h      on      on      on      off     on      on     off     off

    324      off     on      on      off     on      on     off     off

    328      on      off     on      off     on      on     off     off

    32C      off     off     on      off     on      on     off     off

