
MYLEX CORPORATION

MAE486

Processor         80486DX
Processor Speed   25/33MHz
Chip Set          Intel
Max. Onboard DRAM 32MB
Cache             128KB
BIOS              Mylex/Phoenix
Dimensions        355mm x 304mm
I/O Options       None
NPU Options       4167

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  Speaker                     P11       Turbo LED                  P13

  Power LED & keylock         P12       Reset switch               P14

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Cache enabled                            J1             Closed

      Cache disabled                           J1              Open

     CPU speed select 33MHz                   J2            pins 1 & 2
                                                              closed

      CPU speed select 25MHz                   J2            pins 2 & 3
                                                              closed

     Factory configured - do not alter        J15           pins 2 & 3
                                                              closed

     Factory configured - do not alter        J16           pins 2 & 3
                                                              closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      8MB         (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         NONE

      32MB        (4) 4M x 9      (4) 4M x 9

                           DRAM JUMPER CONFIGURATION

  Size    J3       J4       J5       J6      J7    J8   J9     J10   J11  J12

  1MB    Open     Open     Open     Open    Open   2    Open   1 &   1 &  1 &
                                                   &           2     2     2
                                                   3

  2MB    Closed  Closed   Closed   Closed   Open   1    Open   1 &   1 &  2 &
                                                   &           2     2     3
                                                   2

  4MB    Open     Open     Open     Open    Open   1    2 &    1 &   1 &  2 &
                                                   &     3     2     2     3
                                                   2

  8MB    Closed  Closed   Closed   Closed   Open   1    1 &    2 &   1 &  2 &
                                                   &     2     3     2     3
                                                   2

  16MB   Open     Open     Open     Open     2 &   1    1 &    2 &   1 &  2 &
                                             3     &     2     3     2     3
                                                   2

  32MB   Closed  Closed   Closed   Closed    1 &   1    1 &    2 &   2 &  2 &
                                             2     &     2     3     3     3
                                                   2

  Note:Pins designated should be in the closed position.

     CACHE CONFIGURATION

     Size          Bank 0

     128KB      (16) 8K x 8

