DIAMOND FLOWER, INC.
====================

   286-AIO

   Processor    80286                                             
   Processor    12/16MHz                                          
   Speed        
   Chip Set     Headland                                          
   Max. Onboard 4MB                                               
   DRAM         
   Cache        None                                              
   BIOS         AMI                                               
   Dimensions   220mm x 220mm                                     
   I/O Options  Parallel port, serial port (2),floppy drive       
                interface, IDE interface, PS/2 mouse port         
   NPU Options  80287                                             

<gopher://bitreich.org/I/th99/m/C-D/30300-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose              | Location | Purpose       | Location |
   |----------------------+----------+---------------+----------|
   | Serial port (COM2)   |   CN1    | Auxiliary     |   JP16   |
   |                      |          | keyboard      |          |
   |----------------------+----------+---------------+----------|
   | Parallel port        |   CN2    | Turbo LED     |   JP17   |
   |----------------------+----------+---------------+----------|
   | Serial port (COM1)   |   CN3    | Turbo switch  |   JP18   |
   |----------------------+----------+---------------+----------|
   | Floppy drive         |   CN4    | Reset switch  |   JP19   |
   | interface            |          |               |          |
   |----------------------+----------+---------------+----------|
   | IDE interface        |   CN5    | IDE LED       |   JP20   |
   |----------------------+----------+---------------+----------|
   | PS/2 mouse           |    J1    | Power LED &   |   JP21   |
   |                      |          | keylock       |          |
   |----------------------+----------+---------------+----------|
   | Keyboard             |    J2    | Riser card    |    S1    |
   |----------------------+----------+---------------+----------|
   | External battery     |   JP11   |               |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function              | Jumper |   Position   |
   |------------------------------------+--------+--------------|
   |>> | IDE interface (CN5) enabled    |  JP8   |  pins 1 & 2  |
   |   |                                |        |    closed    |
   |---+--------------------------------+--------+--------------|
   |   | IDE interface (CN5) disabled   |  JP8   |  pins 2 & 3  |
   |   |                                |        |    closed    |
   |---+--------------------------------+--------+--------------|
   |>> | Battery select external        |  JP10  |  pins 1 & 2  |
   |   |                                |        |    closed    |
   |---+--------------------------------+--------+--------------|
   |   | Battery select internal        |  JP10  |  pins 2 & 3  |
   |   |                                |        |    closed    |
   |---+--------------------------------+--------+--------------|
   |>> | Monitor type select color      |  JP12  |    Closed    |
   |---+--------------------------------+--------+--------------|
   |   | Monitor type select monochrome |  JP12  |     Open     |
   |---+--------------------------------+--------+--------------|
   |   | CPU speed select 12MHz         |  JP13  |  pins 1 & 2  |
   |   |                                |        |    closed    |
   |---+--------------------------------+--------+--------------|
   |   | CPU speed select 16MHz         |  JP13  |  pins 2 & 3  |
   |   |                                |        |    closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |      512KB       |    (2) 256K x 9    |        NONE        |
   |------------------+--------------------+--------------------|
   |       1MB        |    (2) 256K x 9    |    (2) 256K x 9    |
   |------------------+--------------------+--------------------|
   |       2MB        |     (2) 1M x 9     |        NONE        |
   |------------------+--------------------+--------------------|
   |      2.5MB       |    (2) 256K x 9    |     (2) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       4MB        |     (2) 1M x 9     |     (2) 1M x 9     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  NPU SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |        Speed        |        JP14        |      JP15       |
   |---------------------+--------------------+-----------------|
   |>> |      8MHz       | pins 2 & 5 closed  |     Closed      |
   |---+-----------------+--------------------+-----------------|
   |   |      10MHz      | pins 5 & 6 closed  |     Closed      |
   |---+-----------------+--------------------+-----------------|
   |   |      12MHz      | pins 4 & 5 closed  |      Open       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                PARALLEL PORT CONFIGURATION                 |
   |------------------------------------------------------------|
   |   Port    |      JP1       |      JP2      |      JP9      |
   |-----------+----------------+---------------+---------------|
   | LPT2/IRQ7 |   pins 1 & 2   |  pins 1 & 2   |  pins 2 & 3   |
   |           |     closed     |    closed     |    closed     |
   |-----------+----------------+---------------+---------------|
   | LPT1/IRQ7 |   pins 2 & 3   |  pins 1 & 2   |  pins 2 & 3   |
   |           |     closed     |    closed     |    closed     |
   |-----------+----------------+---------------+---------------|
   | LPT3/IRQ5 |   pins 1 & 2   |  pins 2 & 3   |  pins 1 & 2   |
   |           |     closed     |    closed     |    closed     |
   |-----------+----------------+---------------+---------------|
   | Disabled  |   pins 2 & 3   |  pins 2 & 3   |      N/A      |
   |           |     closed     |    closed     |               |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 SERIAL PORT CONFIGURATION                  |
   |------------------------------------------------------------|
   | COM1 (CN3) | COM2 (CN1) |    JP3    |    JP4    |   JP5    |
   |------------+------------+-----------+-----------+----------|
   |  Enabled   |  Enabled   | pins 1 &  | pins 1 &  | pins 1 & |
   |            |            | 2 closed  | 2 closed  | 2 closed |
   |------------+------------+-----------+-----------+----------|
   |  Enabled   |  Disabled  | pins 1 &  | pins 2 &  | pins 1 & |
   |            |            | 2 closed  | 3 closed  | 2 closed |
   |------------+------------+-----------+-----------+----------|
   |  Disabled  |  Enabled   | pins 2 &  | pins 1 &  | pins 1 & |
   |            |            | 3 closed  | 2 closed  | 2 closed |
   |------------+------------+-----------+-----------+----------|
   |  Disabled  |  Disabled  | pins 2 &  | pins 2 &  | pins 2 & |
   |            |            | 3 closed  | 3 closed  | 3 closed |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 FLOPPY DRIVE CONFIGURATION                 |
   |------------------------------------------------------------|
   |     Setting      |        JP6         |        JP7         |
   |------------------+--------------------+--------------------|
   |     Enabled      | pins 1 & 2 closed  | pins 1 & 2 closed  |
   |------------------+--------------------+--------------------|
   |     Disabled     | pins 2 & 3 closed  | pins 1 & 2 closed  |
   +------------------------------------------------------------+