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

   2100

   Processor              80486SX                                 
   Processor Speed        25MHz                                   
   Chip Set               Unidentified                            
   Video Chip Set         None                                    
   Maximum Onboard Memory 32MB                                    
   Maximum Video Memory   None                                    
   Cache                  None                                    
   BIOS                   Unidentified                            
   Dimensions             400mm x 394mm                           
   I/O Options            None                                    
   NPU Options            None                                    

<gopher://bitreich.org/I/th99/m/S-T/33765-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose           | Location | Purpose          | Location |
   |-------------------+----------+------------------+----------|
   | Front panel       |    J5    | Front panel      |    J9    |
   | connector         |          | connector        |          |
   |-------------------+----------+------------------+----------|
   | Front panel       |    J6    | Front panel      |   J11    |
   | connector         |          | connector        |          |
   |-------------------+----------+------------------+----------|
   | Front panel       |    J8    |                  |          |
   | connector         |          |                  |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function               | Label |   Position   |
   |-------------------------------------+-------+--------------|
   |>> | Monitor type select             |  J2   |     Open     |
   |   | monochrome/EGA/VGA              |       |              |
   |---+---------------------------------+-------+--------------|
   |   | Monitor type select color       |  J2   |    Closed    |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J5   | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J6   | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J8   | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J9   | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J11  |              |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | CMOS memory normal operation    |  J12  |     Open     |
   |---+---------------------------------+-------+--------------|
   |   | CMOS memory clear               |  J12  |    Closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       1MB        |    (4) 256K x 9    |        None        |
   |------------------+--------------------+--------------------|
   |       2MB        |    (4) 256K x 9    |    (4) 256K x 9    |
   |------------------+--------------------+--------------------|
   |       4MB        |     (4) 1M x 9     |        None        |
   |------------------+--------------------+--------------------|
   |       5MB        |    (4) 256K x 9    |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       5MB        |     (4) 1M x 9     |    (4) 256K x 9    |
   |------------------+--------------------+--------------------|
   |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       16MB       |     (4) 4M x 9     |        None        |
   |------------------+--------------------+--------------------|
   |       17MB       |    (4) 256K x 9    |     (4) 4M x 9     |
   |------------------+--------------------+--------------------|
   |       17MB       |     (4) 4M x 9     |    (4) 256K x 9    |
   |------------------+--------------------+--------------------|
   |       20MB       |     (4) 1M x 9     |     (4) 4M x 9     |
   |------------------+--------------------+--------------------|
   |       20MB       |     (4) 4M x 9     |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
   +------------------------------------------------------------+