UNIDENTIFIED
============

   HT101A 286

   Processor             80286                                    
   Processor Speed       10/12MHz                                 
   Chip Set              Unknown                                  
   Max. Onboard DRAM     4MB                                      
   Cache                 None                                     
   BIOS                  AMI                                      
   Dimensions            220mm x 220mm                            
   I/O Options           None                                     
   NPU Options           80287                                    

<gopher://bitreich.org/I/th99/m/U-Z/30759-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose             | Location | Purpose        | Location |
   |---------------------+----------+----------------+----------|
   | Turbo switch        |    J4    | Speaker        |   J17    |
   |---------------------+----------+----------------+----------|
   | External battery    |   J14    | Turbo LED      |   J19    |
   |---------------------+----------+----------------+----------|
   | Power LED & keylock |   J16    | Reset switch   |   J20    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |           Function            | Jumper/Switch |  Position  |
   |-------------------------------+---------------+------------|
   |>> | NPU mode select           |      JP2      | pins 2 & 3 |
   |   | synchronous with CPU      |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | NPU mode select           |      JP2      | pins 1 & 2 |
   |   | asynchronous with CPU     |               |   closed   |
   |---+---------------------------+---------------+------------|
   |>> | Parity check enabled      |      JP3      |   Closed   |
   |---+---------------------------+---------------+------------|
   |   | Parity check disabled     |      JP3      |    Open    |
   |---+---------------------------+---------------+------------|
   |>> | CPU speed select          |      JP4      | pins 1 & 2 |
   |   | [CTRL][ALT][+] = fast,    |               |   closed   |
   |   | [CTRL][ALT][-] = slow     |               |            |
   |---+---------------------------+---------------+------------|
   |   | CPU speed select fast     |      JP4      | pins 2 & 3 |
   |   |                           |               |   closed   |
   |---+---------------------------+---------------+------------|
   |>> | DRAM select 0 wait states |      J18      | pins 2 & 3 |
   |   |                           |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | DRAM select 1 wait state  |      J18      |    Open    |
   |---+---------------------------+---------------+------------|
   |   | DRAM wait state select    |      J18      | pins 1 & 2 |
<gopher://bitreich.org/1/th99/>
   |   | [CTRL][ALT] = 0        |               |   closed   |
<gopher://bitreich.org/I/th99/m/U-Z/30759-1.png>
   |   | [CTRL][ALT] = 1        |               |            |
   |---+---------------------------+---------------+------------|
   |>> | Monitor type select color |     SW1/1     |     On     |
   |---+---------------------------+---------------+------------|
   |   | Monitor type select       |     SW1/1     |    Off     |
   |   | monochrome                |               |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   | Size  | Bank 0 |  P-0   | Bank 1 |  P-1   | Bank 2 | Bank  |
   |       |        |        |        |        |        |   3   |
   |-------+--------+--------+--------+--------+--------+-------|
   | 512KB |  (4)   |  (2)   |  NONE  |  NONE  |  NONE  | NONE  |
   |       | 44256  | 41256  |        |        |        |       |
   |-------+--------+--------+--------+--------+--------+-------|
   | 640KB |  (4)   |  (2)   |  (4)   |  (2)   |  NONE  | NONE  |
   |       | 44256  | 41256  |  4464  |  4164  |        |       |
   |-------+--------+--------+--------+--------+--------+-------|
   |  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)  |
   |       |        |        |        |        |  x 9   | 1M x  |
   |       |        |        |        |        |        |   9   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 DRAM SWITCH CONFIGURATION                  |
   |------------------------------------------------------------|
   |     Size      |    SW1/2     |    SW1/3     |    SW1/4     |
   |---------------+--------------+--------------+--------------|
   |     512KB     |      On      |      On      |     Off      |
   |---------------+--------------+--------------+--------------|
   |     640KB     |      On      |     Off      |      On      |
   |---------------+--------------+--------------+--------------|
   |      1MB      |      On      |     Off      |     Off      |
   |---------------+--------------+--------------+--------------|
   |      2MB      |     Off      |     Off      |      On      |
   |---------------+--------------+--------------+--------------|
   |      4MB      |     Off      |     Off      |     Off      |
   +------------------------------------------------------------+