MYLEX CORPORATION

DCE376 VER. 3.0

  Data bus:                  32-bit EISA

  Size:                      Half-length, full-height card

  Hard drive supported:      Up to seven SCSI devices

  Floppy drives supported:   Two 360KB, 720KB, 1.2MB, or 1.44MB drives

[Image]

                        CONNECTIONS

                Function                      Location

  50-pin SCSI connector - internal               P3

  34-pin cable connector - floppy drive          P4

  3-pin connector - drive active LED             P5

                        USER CONFIGURABLE SETTINGS

              Function                    Location           Setting

  »   64 KB PROM enabled (276512)            J1             pins 2 & 3
                                                              closed

      128KB PROM disabled (276256)           J1             pins 1 & 2
                                                              closed

  »   Factory configured - do not            J2             pins 2 & 3
      alter                                                   closed

  »   Factory configured - do not            J9             pins 2 & 3
      alter                                                   closed

  »   IRQ14 for primary adapter             J10             pins 1 & 2
      enabled                                                 closed

      IRQ14 for secondary adapter           J10             pins 2 & 3
      disabled                                                closed

  »   Floppy drive interface                J11             pins 2 & 3
      enabled                                                 closed

      Floppy drive interface                J11             pins 1 & 2
      disabled                                                closed

  »   Factory configured - do not           J12             pins 1 & 2
      alter                                                   closed

                   USER CONFIGURABLE SETTINGS CONTINUED

              Function                   Location            Setting

  »   Primary adapter enabled              J13          pins 1 & 2closed

      Secondary adapter enabled            J13          pins 2 & 3 closed

  »   Factory configured - do not          J14          pins 1 & 2 closed
      alter

  Note: The location of J9 is unidentified.

  Select the primary configuration if there is only one DCE376 controller
  in the system. If there is

  more than one DCE376 (disk duplexing), configure one as primary and the
  other as secondary.

               DRAM CONFIGURATION

      Size           Bank 0          Bank 1

      512K         (2) 256K x 9       none

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

       2MB         (2) 1MB x 9        none

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

       8MB         (2) 4MB x 9        none

                       DRAM JUMPER SETTINGS

  SIMM Size      J3      J4       J5       J6       J7      J8

    256KB      1 & 2    1 & 2    1 & 2    open    1 & 2    1 & 2

     1MB       2 & 3    2 & 3    1 & 2    open    2 & 3    1 & 2

     4MB       2 & 3    open     2 & 3   2 & 3    2 & 3    2 & 3

  Note: Designated pins should be in the closed position.

                       MISCELLANEOUS TECHNICAL NOTES

   The jumper settings in this document apply only to board revision E or
                                  later.