
CACHING TECH CORPORATION

NESXO

Processor              80386SX
Processor Speed        16/20/25MHz
Chip Set               Unidentified
Video Chip Set         None
Maximum Onboard Memory 12MB
Maximum Video Memory   None
Cache                  None
BIOS                   AMI
Dimensions             254mm x 218mm
I/O Options            None
NPU Options            80387SX

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                  Location

  External battery          J8        Auxiliary keyboard          KB1
                                      connector

  Speaker                   J17       Reset switch                S1

  Power LED & keylock       J18       Turbo switch                S2

  Turbo LED                 JP3

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

      Monitor type select color               JP1             Closed

      Monitor type select monochrome          JP1              Open

     CMOS memory normal operation            JP2           Pins 2 & 3
                                                              closed

      CMOS memory clear                       JP2           Pins 1 & 2
                                                              closed

                            DRAM CONFIGURATION

  Size     Bank 0       P 0       Bank 1       P 1       Bank 2   Bank 3

   1MB       (2)         (2)        (2)         (2)      None      None
            44256      41256       44256      41256

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

   2MB       (2)         (2)       None        None      None      None
           441000      411000

   3MB       (2)         (2)        (2)         (2)      (2) 1M    None
            44256      41256       44256      41256       x 9

   4MB       (2)         (2)        (2)         (2)      None      None
           441000      411000     441000      411000

   5MB       (2)         (2)        (2)         (2)      (2) 1M    (2) 1M
            44256      41256       44256      41256       x 9       x 9

   6MB       (2)         (2)        (2)         (2)      (2) 1M    None
           441000      411000     441000      411000      x 9

   8MB       (2)         (2)        (2)         (2)      (2) 1M    (2) 1M
           441000      411000     441000      411000      x 9       x 9

   9MB       (2)         (2)        (2)         (2)      (2) 4M    None
            44256      41256       44256      41256       x 9

  12MB       (2)         (2)        (2)         (2)      (2) 4M    None
           441000      411000     441000      411000      x 9

