
PROMISE TECHNOLOGY, INC.

DRIVECACHE DC2030

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

Maximum heads/cyl.: 16 heads and 2048 cylinders

[Image]

                                CONNECTIONS

                     Function                             Location

  Memory expansion card connector                         J1 & J2

  40-pin AT Interface (IDE) control cable                    J3
  connector-hard drive

  40-pin AT interface (IDE) control cable                    J4
  connector-from motherboard

  34-pin control cable connector-floppy drive                J5

  4-pin connector-drive active LED                           W1

                        USER CONFIGURABLE SETTINGS

              Function                    Location            Setting

     AT bus interface enabled               W2               closed

      AT bus interface disabled*             W2                open

     Factory configured - do not            W3                open
      alter

     Factory configured - do not            W4                open
      alter

     Factory configured - do not            W5                open
      alter

     Floppy drive enabled                   W6               closed

      Floppy drive disabled                  W6                open

     Factory configured - do not       SW1/switch 4            off
      alter

  Note:*This option allows for caching of the motherboard's imbedded HD
  controller via CN4.

                               BIOS ADDRESS

    Address      W7/jumper 1   W7/jumper 2    W7/jumper 3    W7/jumper 4

      C000h        closed         closed         closed         closed

      C200h        closed         closed         closed          open

      C400h        closed         closed          open          closed

      C600h        closed         closed          open           open

      C800h        closed          open          closed         closed

      CA00h        closed          open          closed          open

      CC00h        closed          open           open          closed

      CE00h        closed          open           open           open

      D000h         open          closed         closed         closed

      D200h         open          closed         closed          open

      D400h         open          closed          open          closed

      D600h         open          closed          open           open

     D800h         open           open          closed         closed

      DA00h         open           open          closed          open

      DC00h         open           open           open          closed

      DE00h         open           open           open           open

                       ON-BOARD CACHE CONFIGURATION

     Size         Bank 0         Bank 1      SW1/switch 2   SW1/switch 3

     512KB       (2) 256K x       NONE            on             on
                     9

      1MB        (2) 256K x    (2) 256K x         on             on
                     9             9

      2MB       (2) 1M x 9        NONE            on             off

     2.5MB      (2) 1M x 9     (2) 256K x         on             off
                                   9

     2.5MB       (2) 256K x    (2) 1M x 9        off             off
                     9

      4MB       (2) 1M x 9     (2) 1M x 9        off             on

[Image]

                  MEMORY BOARD CACHE CONFIGURATION - SW1

  Size     Bank 2   Bank 3   Bank 4    Bank 5   Bank 6   Bank 7    SW1/1

  512KB     (2)      NONE     NONE     NONE     NONE      NONE      on
           256K

   1MB      (2)       (2)     NONE     NONE     NONE      NONE      on
           256K      256K

  1.5MB     (2)       (2)      (2)     NONE     NONE      NONE      on
           256K      256K     256K

   2MB      (2)       (2)      (2)      (2)     NONE      NONE      on
           256K      256K     256K     256K

   2MB     (2) 1M    NONE     NONE     NONE     NONE      NONE      off

  2.5MB     (2)       (2)      (2)      (2)      (2)      NONE      on
           256K      256K     256K     256K     256K

   3MB      (2)       (2)      (2)      (2)      (2)       (2)      on
           256K      256K     256K     256K     256K      256K

   4MB     (2) 1M   (2) 1M    NONE     NONE     NONE      NONE      off

   6MB     (2) 1M   (2) 1M   (2) 1M    NONE     NONE      NONE      off

   8MB     (2) 1M   (2) 1M   (2) 1M    (2) 1M   NONE      NONE      off
                                        x9

  10MB     (2) 1M   (2) 1M   (2) 1M    (2) 1M   (2) 1M    NONE      off

  12MB     (2) 1M   (2) 1M   (2) 1M    (2) 1M   (2) 1M   (2) 1M     off

