
EVEREX SYSTEMS, INC.

TEMPO 486/25 SX EV-18186

Processor              CX486SLC
Processor Speed        25MHz
Chip Set               C & T
Max. onboard DRAM      24MB
SRAM Cache             16/64KB
BIOS                   AMI
Dimensions             330mm x 218mm
I/O Options            Floppy drive interface, IDE interface, parallel
                       port, serial ports (2)
NPU Options            4167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Parallel port               CN1      Speaker connector           CN5

  Serial port (COM1)          CN2      LED connector               CN6

  Serial port (COM2)          CN3      IDE interface               CN7

  IDE interface LED           CN4      Floppy drive interface      CN8

                        USER CONFIGURABLE SETTINGS

               Function                   Jumper           Position

     I/O output select                     W5              Closed
      unidirectional (printer)

      I/O output select                     W5               Open
      bidirectional

     IDE interface enabled                 W6              Closed

      IDE interface disabled                W6               Open

     Normal setup                          W7              Closed

      Bypass setup                          W7               Open

     Monitor select color                  W8               Open

      Monitor select monochrome             W8              Closed

     I/O bus speed select ATCLK/4          W9        pins 1 & 2 closed

      I/O bus speed select ATCLK/2          W9        pins 2 & 3 closed

                      DRAM CONFIGURATION

      Size          Bank 0          Bank 1          Bank 2

     512KB       (2) 256K x 9        NONE            NONE

      1MB        (2) 256K x 9    (2) 256K x 9        NONE

      2MB         (2) 1M x 9         NONE            NONE

      4MB         (2) 1M x 9      (2) 1M x 9         NONE

      6MB         (2) 1M x 9      (2) 1M x 9      (2) 1M x 9

      8MB         (2) 4M x 9         NONE            NONE

      16MB        (2) 4M x 9      (2) 4M x 9         NONE

      24MB        (2) 4M x 9      (2) 4M x 9      (2) 4M x 9

     CACHE CONFIGURATION

     Size          CACHE

     16KB        (4) 8K x 8

     64KB       (4) 32K x 8

                        CACHE JUMPER CONFIGURATION

   Size           W1             W2             W3               W4

   16KB          Open           Open         pins 2 & 3      pins 2 & 3
                                              closed           closed

   64KB         Closed         Closed        pins 1 & 2      pins 1 & 2
                                              closed           closed

                        PARALLEL PORT CONFIGURATION

      LPT         IRQ     SW1/5 & 6    SW1/7 & 8    SW2/9 &     SW2/11 &
                                                      10           12

       1           7        Open        Closed      Closed        Open

       2           5       Closed        Open        Open        Closed

   Disabled       N/A       Open         Open        Open         Open

                       SERIAL PORT CONFIGURATION

      Port 1           Port 2        SW1/pins 1 & 2    SW1/pins 3 & 4

       COM1             COM2             Closed            Closed

       COM1           Disabled            Open             Closed

     Disabled           COM2             Closed             Open

     Disabled         Disabled            Open              Open

