UNIDENTIFIED

2MM/SC

Processor         80286
Processor Speed   12MHz
Chip Set          C & T
Max. Onboard DRAM 4MB
SRAM Cache        None
BIOS              AMI
Dimensions        254mm x 218mm
I/O Options       None
NPU Options       80287

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  Speaker               J1 pins 1 &    Turbo LED            J3 pins 3 & 4
                            4

  Power LED &               J2         External battery          J4
  keylock

  Reset switch          J3 pins 1 &
                            2

                        USER CONFIGURABLE SETTINGS

               Function                    Jumper           Position

  »   Speaker select internal                J1        pins 2 & 3 closed

      Speaker select external                J1            pins 1 & 4
                                                           connected

  »   Battery select internal                J5        pins 1 & 2 closed

      Batery select external 6VDC            J5        pins 3 & 4 closed

      Batery select external 4.5VDC          J5        pins 5 & 6 closed

      Monitor type select color              J6        pins 1 & 2 closed

      Monitor type select monochrome         J6        pins 2 & 3 closed

  »   Factory configured - do not            J7             unknown
      alter

  Note:Location of Jumper J7 is unknown.

                            DRAM CONFIGURATION

  Size      Bank       P-0      Bank 1     P-1        Bank        Bank 1
           0(DIP)               (DIP)               0(SIMM)      (SIMM)

  512KB      (4)       (2)      NONE      NONE        NONE        NONE
    1      44256      41256

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

  1MB 1      (4)       (2)       (4)       (2)        NONE        NONE
           44256      41256     44256     41256

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

  1.5MB      (4)       (2)       (4)       (2)      (2) 256K      NONE
    1      44256      41256     44256     41256       x 9

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

  2MB 1      (4)       (2)       (4)       (2)      (2) 256K     (2) 256K
           44256      41256     44256     41256       x 9          x 9

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

  Note 1 :Set JP8 and JP9 pins 1 & 2 closed.

  Note 2 :Set JP8 and JP9 pins 2 & 3 closed.