
UNIDENTIFIED

8303-011 HFI

Data bus:                16-bit, ISA
Size:                    Half-lenght, full-height card
Hard drive supported:    Two IDE (AT) Interface drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives
Maximum heads/cyl.:      8 heads and 1024 cylinders

[Image]

                                CONNECTIONS

                     Function                             Location

  34-pin control cable connector-hard drive                  CN1

  40-pin IDE (AT) Interface control cable                    CN2
  connector-internal

  4-pin connector-drive active LED                           CN3

                        USER CONFIGURABLE SETTINGS

              Function                     Location           Setting

     Factory configured - do not            JP1             pins 2 & 3
      alter                                                    closed

     Factory configured - do not            JP2             pins 1 & 2
      alter                                                    closed

     Supports systems greater than          JP3             pins 1 & 2
      12mhz                                                    closed

      Supports 12mhz systems                 JP3             pins 2 & 3
                                                               closed

     Hard drive port address is             JP4             pins 1 & 2
      1F0-1F7h & 3F6-3F7h                                      closed

      Hard drive port address is             JP4             pins 2 & 3
      170-177h & 3760-377h                                     closed

      Not used                              S1/1-7             closed

     Floppy drive enabled               S1/jumper 8           closed

      Floppy drive disabled              S1/jumper 8            open

     Hard drive enabled                 S1/jumper 9           closed

      Hard drive disabled                S1/jumper 9            open

     Factory configured - do not        S1/jumper 10           all
      alter

