
NORTHGATE COMPUTER SYSTEMS, INC.

ELEGANCE 425E

Processor              80486DX
Processor Speed        25MHz
Chip Set               Intel
Max. Onboard DRAM      32MB
Cache                  128KB
BIOS                   AMI
Dimensions             350mm x 304mm
I/O Options            Parallel port, serial port, floppy drive interface,
                       IDE interface
NPU Options            4167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Speaker                     P11      Serial port 1               P20

  Power LED & keylock         P12      Parallel port               P21

  Turbo LED                   P13      Bus mouse                   P22

  Reset switch                P14      IDE interface               P23

  Floppy drive interface      P18      IDE interface LED           P24

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Cache enabled                            J1             Closed

      Cache disabled                           J1              Open

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

     Factory configured - do not alter        J13           pins 2 & 3
                                                              closed

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

     Factory configured - do not alter        J15           pins 1 & 2
                                                              closed

     Factory configured - do not alter        J16           pins 1 & 2
                                                              closed

     Serial port IRQ select IRQ4              J17           pins 2 & 3
                                                              closed

      Serial port IRQ select IRQ3              J17           pins 1 & 2
                                                              closed

     Parallel port IRQ select IRQ4            J18           pins 2 & 3
                                                              closed

      Parallel port IRQ select IRQ3            J18           pins 1 & 2
                                                              closed

     Factory configured - do not alter        J19            Closed

     Factory configured - do not alter        J20             Open

              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

   1MB       Open      Open       Open      Open      Open

   2MB      Closed    Closed     Closed    Closed     Open

   4MB       Open      Open       Open      Open      Open

   8MB      Closed    Closed     Closed    Closed     Open

   16MB      Open      Open       Open      Open     2 & 3

   32MB     Closed    Closed     Closed    Closed    1 & 2

  Note: Pins designated should be in the closed position.

                 DRAM JUMPER CONFIGURATION

   Size       J8        J9        J10       J11       J12

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

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

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

   8MB       1 & 2     1 & 2     2 & 3     1 & 2     2 & 3

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

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

  Note: Pins designated should be in the closed position.

     CACHE CONFIGURATION

     Size          Bank 0

     128KB      (5) 32K x 8

