TANDY/RADIO SHACK
=================

   3000HD (GATE ARRAY VERSION)

   Processor              80286                                   
   Processor Speed        8MHz                                    
   Chip Set               C & T                                   
   Video Chip Set         None                                    
   Maximum Onboard Memory 1MB                                     
   Maximum Video Memory   None                                    
   Cache                  None                                    
   BIOS                   Unidentified                            
   Dimensions             462mm x 458mm                           
   I/O Options            None                                    
   NPU Options            80287                                   

<gopher://bitreich.org/I/th99/m/S-T/33763-1.png>
   

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function              | Label |   Position    |
   |------------------------------------+-------+---------------|
   |>> | Monitor type select monochrome |  J1   |  Pins 2 & 3   |
   |   |                                |       |    closed     |
   |---+--------------------------------+-------+---------------|
   |   | Monitor type select color      |  J1   |  Pins 1 & 2   |
   |   |                                |       |    closed     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |      512KB       |     (18) 41256     |        None        |
   |------------------+--------------------+--------------------|
   |      640KB       |     (18) 41256     |     (18) 4164      |
   |------------------+--------------------+--------------------|
   |       1MB        |     (18) 41256     |     (18) 41256     |
   |------------------------------------------------------------|
   | Note: The location of banks 0 & 1 are unidentified.        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 DRAM JUMPER CONFIGURATION                  |
   |------------------------------------------------------------|
   |       Size        |         J2         |        J3         |
   |-------------------+--------------------+-------------------|
   |       512KB       |       Closed       |       Open        |
   |-------------------+--------------------+-------------------|
   |       640KB       |        Open        |      Closed       |
   |-------------------+--------------------+-------------------|
   |        1MB        |        Open        |       Open        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       BIOS SELECTION                       |
   |------------------------------------------------------------|
   |      Type       |    J4    |    J5    |    J6    |   J7    |
   |-----------------+----------+----------+----------+---------|
   |      16KB       |  Closed  |   Open   |  Closed  |  Open   |
   |-----------------+----------+----------+----------+---------|
   | 32KB (not used) |   Open   |  Closed  |   Open   | Closed  |
   +------------------------------------------------------------+