PERCEPTIVE SOLUTIONS, INC.

EASYCACHE PRO SCSI, EASYCACHE SCSI (RELEASE 2.0)

Data bus: 16-bit, ISA

Size: Full-length, full-height card

Hard Drives Suppported: Up to seven SCSI devices

Floppy Drives Supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives [Image]

                              CONNECTIONS

                      Functions                          Location

  DB25 SCSI connector-external (easyCACHE Pro only)         CN1

  4-pin connector-Drive Active LED                          J1

  9-pin serial port                                         J2

  34-pin control cable connector-floppy drive               J3

  50-pin SCSI connector-internal                            J4

                        USER CONFIGURABLE SETTINGS

              Function                     Location           Setting

  »   Hard drive port address            SW1/switch 3           off
      1F0-1F7h, 3F0-3F1h, 3F7h

      Hard drive port address            SW1/switch 3            on
      170-177h, 370-371h, 377h

  »   Floppy drive enabled               SW1/switch 4           off

      Floppy drive disabled              SW1/switch 4            on

  »   Single-speed floppy supported      SW1/switch 5           off

      Dual-speed floppy supported        SW1/switch 5            on

  »   Factory configured - do not        SW1/switch 10          off
      alter

  »   hSOS load enabled                  SW1/switch 11          off

      hSOS load disabled                 SW1/switch 11           on

  »   Termination Power enabled          SW1/switch 12           on

      Termination Power disabled         SW1/switch 12          off

                               BIOS ADDRESS

          Address               SW1/switch 1            SW1/switch 2

             C800h                   off                     off

  »          D800h                   on                      off

             D000h                   off                     on

           Disabled                  on                      on

                             INTERRUPT REQUEST

      IRQ          SW1/switch    SW1/switch     SW1/switch   SW1/switch 9
                       6             7              8

      Disabled        off           off            off           off

        IRQ5          on            off            off           off

       IRQ12          off            on            off           off

  »    IRQ14          off           off            on            off

       IRQ15          off           off            off            on

                        CACHE MEMORY CONFIGURATION

          Size                    Bank 0                   Bank 1

          512KB                (2) 256K x 9                 NONE

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

           2MB                  (2) 1M x 9                  NONE

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

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

          8MB*                  (2) 4M x 9                  NONE

         8.5MB*                 (2) 4M x 9              (2) 256K x 9

          10MB*                 (2) 4M x 9               (2) 1M x 9

          16MB*                 (2) 4M x 9               (2) 4M x 9

  Note:* 4MBx9 SIMM's are only supported by the easyCACHE Pro IDE
  controller

                              LED INFORMATION

   LED           Color         Status               Condition

    D1        Unidentified       On             Hard drive active

    D1        Unidentified      Off            Hard drive inactive

    D2        Unidentified       On       SCSI termination power supplied
                                                   by SCSI bus

    D2        Unidentified      Off        No SCSI termination detected

    D3        Unidentified       On         Data transfer from cache in
                                                     progress

    D3        Unidentified      Off               Cache inactive