
UNIDENTIFIED

A TEAM-320A

Processor         80286
Processor Speed   6/12.5MHz
Chip Set          Unidentified
Max. Onboard DRAM 4MB
Cache             None
BIOS              AMI/Award/ERSO/Phoenix
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80287

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                   Location

  Reset switch               JP6       Power LED & keylock         J20

  Turbo switch               JP7       Speaker                     SP

  Turbo LED                  JP8

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

     Select 0 wait states                   JP5               Closed

      Select 1 wait state                    JP5                Open

     Clock speed select low                SW1/1                On

      Clock speed select high               SW1/1               Off

     Monitor type select color             SW1/2                On

      Monitor type select                   SW1/2               Off
      monochrome

     Parity check enabled                  SW1/3                On

      Parity check disabled                 SW1/3               Off

     EMS port address select OE8H          SW1/4                On

      EMS port address select O98H          SW1/4               Off

     BIOS type select 27128                SW1/5                On

      BIOS type select 27256                SW1/5               Off

                            DRAM CONFIGURATION

    Size        Bank 0       Bank 1        Bank 2     Bank 3      Bank 4

   512KB      (18) 41256      NONE          NONE       NONE        NONE

   512KB*        NONE       (4) 44256       NONE       NONE        NONE

   512KB         NONE         NONE          NONE      (2) 256K     NONE
                                                        x 9

   640KB*     (18) 4164     (4) 44256       NONE       NONE        NONE

   640KB      (18) 4164       NONE          NONE      (2) 256K     NONE
                                                        x 9

    1MB*         NONE       (4) 44256     (4) 44256    NONE        NONE

    1MB          NONE         NONE          NONE      (2) 256K   (2) 256K
                                                        x 9        x 9

    1MB*      (18) 41256    (4)44256        NONE       NONE        NONE

    1MB*      (18) 41256    (4) 44256       NONE       NONE        NONE

    1MB       (18) 41256      NONE          NONE      (2) 256K     NONE
                                                        x 9

    1MB       (18) 41256      NONE          NONE       NONE      (2) 256K
                                                                   x 9

    2MB          (18)         NONE          NONE       NONE        NONE
                411000

    2MB          NONE         NONE          NONE      (2) 1M x     NONE
                                                         9

    4MB          NONE         NONE          NONE      (4) 1M x   (4) 1M x
                                                         9          9

    4MB          (18)         NONE          NONE      (2) 1M x     NONE
                411000                                   9

    4MB          (18)         NONE          NONE       NONE      (2) 1M x
                411000                                              9

  Note: The configurations with an *, see Parity Configuration below.

      DRAM PARITY CONFIGURATION

    Size          P1          P2

    512KB      (2) 41256     NONE

    640KB      (2) 41256     NONE

     1MB       (2) 41256   (2) 41256

     1MB       (2) 41256     NONE

     1MB       (2) 41256     NONE

                         DRAM JUMPER CONFIGURATION

      Size              JP21               JP22               JP23

      512KB           pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      512KB           pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      512KB           pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      640KB           pins 2 & 3        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

      640KB           pins 2 & 3        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

       1MB            pins 2 & 3        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

       1MB            pins 2 & 3        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

       1MB            pins 2 & 3        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

       1MB            pins 2 & 3        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

       1MB            pins 2 & 3        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

       1MB            pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

       2MB            pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

       2MB            pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

       4MB            pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

       4MB            pins 2 & 3        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

       4MB            pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

                       DRAM SWITCH CONFIGURATION

          Size               SW1/6            SW1/7          SW1/8

         512KB                 On              On              On

         640KB                 On              On             Off

          1MB                  On              Off             On

  640KB + EMS (384KB)          On              Off            Off

          2MB                 Off              On              On

  640KB + EMS (1408KB)        Off              On             Off

          4MB                 Off              Off             On

  640KB + EMS (3456KB)        Off              Off            Off

                          CPU SPEED CONFIGURATION

          Speed                     JP7                     JP9

           Low                     Open              pins 1 & 2 closed

           High                   Closed             pins 1 & 2 closed

  Switchable by keyboard           Open              pins 2 & 3 closed

