
UNIDENTIFIED

HEADLAND 286GV

Processor         80286
Processor Speed   12/16MHz
Chip Set          Headland
Max. Onboard DRAM 4MB
Cache             None
BIOS              AMI/Quadtel
Dimensions        220mm x 220mm
I/O Options       None
NPU Options       80287

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery            JP1       Speaker                    JP7

  Turbo switch                JP4       Turbo LED                  JP8

  Power LED & keylock         JP6       Reset switch               JP9

                        USER CONFIGURABLE SETTINGS

                 Function                     Jumper         Position

     NPU mode select synchronous with         JP3           pins 2 & 4
      CPU                                                     closed

      NPU mode select asynchronous with        JP3           pins 2 & 3
      CPU                                                     closed

     Monitor type select monochrome           JP5           pins 1 & 2
                                                              closed

      Monitor type select color                JP5           pins 2 & 3
                                                              closed

                            DRAM CONFIGURATION

   Size      Bank 0       P0       Bank 1       P1       Bank 2   Bank 3

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

  640KB        (4)        (2)      (4) 4464   (2) 4164    NONE     NONE
             44256      41256

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

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

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

