TECHNOLOGY POWER ENTERPRISES, INC.

TP486SX SONIC SERIES

Processor         80486SX/80487SX/80486DX
Processor Speed   16/20/25/33MHz
Chip Set          VLSI
Max. onboard DRAM 32MB
Cache             64/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       32-bit external memory card
NPU Options       4167

[Image]

                                CONNECTIONS

  Purpose                  Location   Purpose                    Location

  Reset switch               J1       Power LED & keylock          J4

  Turbo                      J2       External battery             J8

  Speaker                    J3       32-bit external card         S1

                        USER CONFIGURABLE SETTINGS

             Function                  Jumper/switch         Position

  »   Factory configured - do not       SW1/switch 1            On
      alter

  »   Factory configured - do not       SW1/switch 2            Off
      alter

  »   DRAM banks 0 & 1 enabled       SW1/switchs 5 & 6          On

  »   DRAM banks 0 & 1 disabled      SW1/switchs 5 & 6          Off

  »   Factory configured - do not       SW2/switch 1            On
      alter

  »   Factory configured - do not       SW2/switch 2            On
      alter

  »   Shadow video BIOS disabled        SW2/switch 3            Off

      Shadow video BIOS enabled         SW2/switch 3            On

  »   Factory configured - do not       SW2/switch 4            Off
      alter

  »   Shadow system BIOS disabled       SW2/switch 5            Off

      Shadow system BIOS enabled        SW2/switch 5            On

  »   Burst mode enabled                SW2/switch 6            On

      Burst mode disabled               SW2/switch 6            Off

  »   Factory configured - do not       SW2/switch 7            On
      alter

  »   Factory configured - do not       SW2/switch 8            Off
      alter

  »   CPU speed select switchable            W3              pins 1 & 2
      from keyboard                                           closed

      CPU speed select slow                  W3              pins 2 & 3
                                                              closed

  »   Burst mode enabled                  W4 & W5            pins 1 & 2
                                                              closed

      Burst mode disabled                 W4 & W5            pins 2 & 3
                                                              closed

  »   Factory configured - do not            W8              pins 1 & 2
      alter                                                   closed

  »   Factory configured - do not            W9              pins 2 & 3
      alter                                                   closed

  »   Monitor type select color             W12              pins 2 & 3
                                                              closed

      Monitor type select                   W12              pins 1 & 2
      monochrome                                              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

      6MB         (4) 256K x 9   (4) 256K x 9

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

      10MB        (4) 256K x 9   (4) 256K x 9

      12MB        (4) 1M x 9      (4) 1M x 9

      16MB        (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         NONE

      24MB        (4) 1M x 9      (4) 1M x 9

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

                         MEMORY TYPE CONFIGURATION

  SIMM Type      W10 (Bank     W11 (Bank     SW1/switch 7   SW1/switch 8
                    0)            1)

   256K x 9     pins 2 & 3    pins 2 & 3         Off             On

    1M x 9      pins 1 & 2    pins 2 & 3          On             Off

    4M x 9      pins 1 & 2    pins 1 & 2         Off             On

                           CACHE CONFIGURATION

   Size         Cache            TAG         SW1/switch 3   SW1/switch 4

   64KB      (10) 16K x 4    (1) 16K x 4         Off            Off

   256KB     (10) 64K x 4       NONE             On              On

                          CPU TYPE CONFIGURATION

   Type      SW3/1    SW3/2    SW3/3    SW3/4   SW3/5    SW3/6     SW3/7

  80486SX     Off      Off      Off      N/A      On       On       N/A

  80487SX     On       On       Off      Off     Off       On       On

  80486DX     On       On       On       On      Off      Off       Off

  Note:SW3/switch 8 is factory configured and the setting can be either
  on or Off.