
UNIDENTIFIED

LM-103

Processor         80286
Processor Speed   12.5/16MHz
Chip Set          Headland
Max. Onboard DRAM 4MB
Cache             None
BIOS              AMI
Dimensions        212mm x 218mm
I/O Options       None
NPU Options       80287

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  Turbo switch                JP5       Reset switch               JP8

  Power LED & keylock         JP6       Speaker                    JP9

  Turbo LED                   JP7

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     NPU speed select 10.7/8.3MHz             JP3          pins 1 & 2
                                                              closed

      NPU speed select 5.3/4.2MHz              JP3          pins 2 & 3
                                                              closed

     Monitor type select color                JP4          pins 2 & 3
                                                              closed

      Monitor type select monochrome           JP4          pins 1 & 2
                                                              closed

     CMOS memory normal operation            JP14          pins 1 & 2
                                                              closed

      CMOS memory clear                       JP14          pins 3 & 4
                                                              closed

      CMOS battery disconnected               JP14             Open

                            DRAM CONFIGURATION

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

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

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

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

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

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

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

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

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

