
NEC TECHNOLOGIES, INC.

PowerMate 386/25S (G8GAH)

Processor               80386DX
Processor Speed         25MHz
Chip Set                Headland
Max. Onboard DRAM       16MB (on system memory card)
Cache                   32KB
Dimensions              330.2mm x 218.4mm
BIOS                    Phoenix
I/O Options             Keyboard/Bus mouse interface card socket, serial
                        port, parallel port, VGA port, proprietary video
                        card sockets, proprietary system memory card slot
NPU Options             80387/3167

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                  Location

  Proprietary system        J2        Keyboard/Bus mouse          P2
  memory card                         interface

  Speaker                   J3        Parallel port              P11

  Proprietary video      J4, J5, &    Serial port                P12
  card                      J6

  Riser Card                J7        VGA port                   P13

  Drive power               J20

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

     Cache enabled                          JP2               Closed

      Cache disabled                         JP2                Open

     Keyboard gate select                JP8 & JP9          pins 1 & 2
      8742/8042                                                closed

      Keyboard gate select fast           JP8 & JP9          pins 2 & 3
      A20                                                      closed

     Keyboard controller test              JP111               Open
      disabled

      Keyboard controller test              JP111              Closed
      enabled

     Password enabled                      JP112              Closed

      Password disabled                     JP112               Open

     Test mode disabled                     SW1                Open

      Test mode enabled                      SW1               Closed

     Serial port enabled                   SW3/3                On

      Serial port disabled                  SW3/3               Off

     Parallel port enabled                 SW3/5                On

      Parallel port disabled                SW3/5               Off

     Floppy drive interface                SW3/6                On
      enabled

      Floppy drive interface                SW3/6               Off
      disabled

     Floppy drive I/O port select          SW3/7               Off
      first

      Floppy drive I/O port select          SW3/7                On
      second

     Monitor type select                   SW3/8               Off
      monochrome

      Monitor type select color             SW3/8                On

     IDE interface disabled                SW3/9               Off

      IDE interface enabled                 SW3/9                On

     Bus mouse port disabled              SW3/10               Off

      Bus mouse port enabled               SW3/10                On

                     CACHE CONFIGURATION

             Size                          Bank 0

             32KB                        (2) 8K x 16

  Note: Cache is factory installed and is not configurable.

                    NPU TYPE CONFIGURATION

        Type                 JP6                 SW3/1

        None           pins 1 & 2 closed          Off

        3167           pins 2 & 3 closed          Off

        80387          pins 2 & 3 closed           On

        VIDEO CONFIGURATION

  Setting      JP114      SW3/2

  Enabled      Open         On

  Disabled    Closed       Off

                  SERIAL PORT CONFIGURATION

       Setting               JP20                SW3/4

      COM1/IRQ4        pins 2 & 3 closed          Off

      COM2/IRQ3        pins 1 & 2 closed           On

[Image]

       DRAM CONFIGURATION (MEMORY CARD)

      Size          Bank 0          Bank 1

      2MB         (8) 256K x 9       NONE

      4MB         (8) 256K x 9   (8) 256K x 9

      8MB         (8) 1M x 9         NONE

      10MB        (8) 256K x 9    (8) 1M x 9

      16MB        (8) 1M x 9      (8) 1M x 9

    DRAM SWITCH CONFIGURATION (MEMORY CARD)

  Size    SW1/1     SW1/2     SW1/3     SW1/4

  2MB      Off       Off       Off       Off

  4MB      Off       Off        On       Off

  8MB      Off        On       Off       Off

  10MB     Off        On        On       Off

  16MB      On       Off       Off       Off

  Note:SW1/switch 4 is not used.

