WESTERN DIGITAL CORPORATION

WD1005-WAH

Data bus: 16-bit, PC/XT

Size: Full-length, full-height card

Hard drives supported: Two ESDI ST506/412 drives, 34 sectors per track hard
sector only

Floppy drives supported: None

[Image]

                           CONNECTIONS

                  Function                        Location

  4-pin connector-external LED                       CN1

  20-pin data cable connector-drive 1                CN2

  20-pin data cable connector-drive 0                CN3

  34-pin control cable connector-hard drive          CN4

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

  »   Normal operation                        JP1               open

      Factory diagnostic mode                 JP1              closed

  »   Sector translation enabled.             JP2               open

      Sector translation disabled             JP2              closed

  »   Hard drive port address is              JP3            pins 2 & 3
      1F0-1F7h                                                 closed

      Hard drive port address is              JP3            pins 1 & 2
      170-177h                                                 closed