NEC TECHNOLOGIES, INC.

POWERMATE 386/25

Processor              80386DX
Processor Speed        25MHz
Chip Set               ETEQ
Max. Onboard DRAM      8MB (on system memory card)
Cache                  None
BIOS                   Phoenix
Dimensions             330mm x 218mm
I/O Options            Proprietary Serial/Parallel card, serial ports (2,
                       on serial/parallel card), parallel port (on
                       serial/parallel card), floppy drive interface,
                       proprietary system memory card, proprietary
                       external memory card slot (on system memory card)
NPU Options            80387/3167

[Image]

                                CONNECTIONS

  Purpose              Location     Purpose                    Location

  Speaker                 P1        Serial port 2                P10

  Power LED &             P4        Turbo LED                    P11
  Keylock

  Parallel port           P5        Proprietary                  P12
                                    serial/parallel card

  Serial port 1           P6        Proprietary system            S1
                                    memory card

  Floppy drive            P7
  interface

  Note:Serial ports P6 & P10 and parallel port P5 are located on the
  proprietary serial/parallel card.

  Diagrams for the proprietary serial/parallel card are unavailable.

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

  »   NPU type select 3167                5L1/13G2           pins 2 & 3
                                                               closed
                                        SW1/switch 7
                                                                open

      NPU type select 80387               5L1/13G2           pins 1 & 2
                                                               closed
                                        SW1/switch 7
                                                               closed

  »   Pipeline mode disabled              8E2/13G1           pins 2 & 3
                                                               closed

      Pipeline mode enabled               8E2/13G1           pins 1 & 2
                                                               closed

  »   Test mode disabled                    13A1                Open

      Test mode enabled                     13A1               Closed

  »   Keyboard controller test              20B2                Open
      mode disabled

      Keyboard controller test              20B2               Closed
      mode enabled

  »   Monitor type select color             SW1/1                On

      Monitor type select                   SW1/1               Off
      monochrome

  »   Floppy drive interface                SW1/2               Off
      address select primary

      Floppy drive interface                SW1/2                On
      address select secondary

  »   Floppy drive interface                SW1/3                On
      enabled

      Floppy drive interface                SW1/3               Off
      disabled

  »   Serial port 2 select COM2             SW1/4                On

      Serial port 2 disabled                SW1/4               Off

  »   Serial port 1 select COM1             SW1/5                On

      Serial port 1 disabled                SW1/5               Off

  »   System enabled                        SW1/6                On

      System disabled                       SW1/6               Off

  »   Factory configured - do not           SW1/8               Off
      alter

  »   Factory configured - do not           SW1/9               Off
      alter

  »   Factory configured - do not          SW1/10               Off
      alter

      Notes:Serial ports P6 & P10 and parallel port P5 are located on the
      proprietary serial/parallel card.

      Depending on the revision number of the mainboard, the board will
      have either jumpers

      5L1 and 8E2 or 13G1 and 13G2, but not both sets.

                          NPU TYPE CONFIGURATION

      Type               5L1                13G2               SW1/7

      3167            pins 2 & 3          pins 2 & 3            Off
                        closed             closed

      80387           pins 1 & 2          pins 1 & 2            On
                        closed             closed

[Image]

                    CONNECTIONS

  Purpose                              Location

  Proprietary external memory card        S1

                    DRAM CONFIGURATION

       Size              Bank 0               P-0

        2MB            (16) 44256          (8) 41256

  Note:The locations of Bank 0and P-0 are unidentified.

SYSTEM MEMORY CARD (G8EGX)

[Image]

                    CONNECTIONS

  Purpose                              Location

  Proprietary external memory card        S1

     DRAM CONFIGURATION

     Size        Bank 0

     8MB       (72) 44256