UNIDENTIFIED

CHARISMA 286 MINI AT

Processor         80286
Processor Speed   12MHz
Chip Set          Unidentified
Max. Onboard DRAM 1MB
Cache             None
BIOS              Award
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80287

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                   Location

  Speaker                     P1       Power LED & keylock         P4

  Turbo LED                   P2       External battery            P8

  Reset switch                P3

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

  »   CPU speed select switchable            J1              pins 2 & 3
      at keyboard                                              closed

  »   Power good signal detect              JP14             pins 1 & 2
      from board                                               closed

      Power good signal detect              JP14             pins 2 & 3
      from power supply                                        closed

  »   BIOS type select 27128                 J15             pins 1 & 2
                                                               closed

      BIOS type select 27256                 J15             pins 2 & 3
                                                               closed

  »   Monitor type select                   SW1/6               Off
      monochrome

      Monitor type select CGA or            SW1/6                On
      EGA

           DRAM CONFIGURATION

     Size        Bank 0        Bank 1

    256KB       (18) 4164    (18) 4164

    512KB       (18) 41256      none

    640KB       (18) 41256   (18) 4164

     1MB        (18) 41256   (18) 41256

  DRAM SWITCH CONFIGURATION

   Size     SW1/3     SW1/4

  256KB     Closed   Closed

  512KB      Open    Closed

  640KB     Closed    Open

   1MB       Open     Open

       DRAM WAIT STATE CONFIGURATION

  Wait states        J2            J8

       0           Closed        Closed

       1            Open          Open

                          CPU SPEED CONFIGURATION

      Speed              J1                 J5                 J11

      6MHz            pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      8MHz            pins 1 & 2        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

      10MHz             Open            pins 1 & 2      pins 1 & 2 closed
                                          closed

      12MHz             Open            pins 2 & 3      pins 2 & 3 closed
                                          closed

                          NPU SPEED CONFIGURATION

    NPU speed         CPU speed              J6                 J7

       6MHz             10MHz            pins 2 & 3           Closed
                                           closed

       6MHz              8MHz            pins 2 & 3           Closed
                                           closed

       8MHz             12MHz            pins 2 & 3           Closed
                                           closed

      10MHz             10MHz            pins 1 & 2            Open
                                           closed

                           BATTERY CONFIGURATION

           Type                     J12                     J13

  External alkaline (6V)            Open                    Open

  External lithium (6V)             Open             pins 1 & 2 closed

  Internal double lithium    pins 1 & 2 closed             Closed
        (3V each)

   PROPRIETARY BUS CONFIGURATION

  Bus mode     SW1/1      SW1/2

     0          On          On

     1          Off         On

     2          On         Off

     3          Off        Off