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

   IB3486-UCD

   Processor    80386DX/80486SX/80487SX/80486DX/80486DX2          
   Processor    20/25/33/50(Internal)/50/66(Internal)MHz          
   Speed        (depending on CPU card)                           
   Chip Set     UMC                                               
   Max. Onboard 32MB                                              
   DRAM         
   Cache        32/64/128/256KB                                   
   BIOS         AMI                                               
   Dimensions   330mm x 218mm                                     
   I/O Options  32-bit proprietary memory card, 32-bit VESA slots 
                (2), CPU card slot                                
   NPU Options  80387DX/3167/4167 (depending on CPU card)         

<gopher://bitreich.org/I/th99/m/C-D/31670-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose       | Location | Purpose              | Location |
   |---------------+----------+----------------------+----------|
   | Reset switch  |    J1    | PS/2 mouse connector |   J21    |
   |---------------+----------+----------------------+----------|
   | Turbo LED     |    J2    | External battery     |   J23    |
   |---------------+----------+----------------------+----------|
   | Speaker       |    J3    | 32-bit VESA slots    | S1 & S2  |
   |               |          | (2)                  |          |
   |---------------+----------+----------------------+----------|
   | Power LED &   |    J9    | CPU card slot        |    S3    |
   | keylock       |          |                      |          |
   |---------------+----------+----------------------+----------|
   | Keyboard      |   J10    | 32-bit proprietary   |    S4    |
   | connector     |          | memory card          |          |
   |---------------+----------+----------------------+----------|
   | Turbo switch  |   J18    |                      |          |
   |------------------------------------------------------------|
   | Note:Use only one of the keyboard connectors               |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Jumper |  Position  |
   |--------------------------------------+--------+------------|
   |>> | Factory configured - do not      |  J16   |    N/A     |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Monitor type select color        |  J17   |   Closed   |
   |---+----------------------------------+--------+------------|
   |   | Monitor type select monochrome   |  J17   |    Open    |
   |---+----------------------------------+--------+------------|
   |>> | Battery select internal          |  J20   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Battery select external          |  J20   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  J21   |    N/A     |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  J30   |    N/A     |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Display mode select normal       |  J101  | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Display mode select VESA local   |  J101  | pins 1 & 2 |
   |   | bus                              |        |   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     |
   |------------------+--------------------+--------------------|
   |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       16MB       |     (4) 4M x 9     |        NONE        |
   |------------------+--------------------+--------------------|
   |       20MB       |     (4) 1M x 9     |     (4) 4M x 9     |
   |------------------+--------------------+--------------------|
   |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              32-BIT MEMORY CARD CONFIGURATION              |
   |------------------------------------------------------------|
   | Memory card  |   J11   |  J12   |  J13   |  J14   |  J15   |
   |--------------+---------+--------+--------+--------+--------|
   |>> | Disabled | pins 2  | pins 2 | pins 2 | pins 2 | pins 2 |
   |   |          |   & 3   |  & 3   |  & 3   |  & 3   |  & 3   |
   |---+----------+---------+--------+--------+--------+--------|
   |   | Enabled  | pins 1  | pins 1 | pins 1 | pins 1 | pins 1 |
   |   |          |   & 2   |  & 2   |  & 2   |  & 2   |  & 2   |
   |------------------------------------------------------------|
   | Note:Pins designated should be in the closed position.     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |    Size    |    Bank 0     |    Bank 1     |      TAG      |
   |------------+---------------+---------------+---------------|
   |    32KB    |  (4) 8K x 8   |     NONE      |  (3) 16K x 4  |
   |------------+---------------+---------------+---------------|
   |    64KB    |  (4) 8K x 8   |  (4) 8K x 8   |  (3) 16K x 4  |
   |------------+---------------+---------------+---------------|
   |   128KB    |  (4) 32K x 8  |     NONE      |  (3) 16K x 4  |
   |------------+---------------+---------------+---------------|
   |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (3) 16K x 4  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   | Size  |     J4     |    J5    |    J6    |   J7   |   J8   |
   |-------+------------+----------+----------+--------+--------|
   | 32KB  |    Open    | pins 2 & | pins 1 & | pins 1 | pins 1 |
   |       |            |    3     |    2     |  & 2   |  & 2   |
   |-------+------------+----------+----------+--------+--------|
   | 64KB  |    Open    | pins 1 & | pins 2 & | pins 1 | pins 1 |
   |       |            |    2     |    3     |  & 2   |  & 2   |
   |-------+------------+----------+----------+--------+--------|
   | 128KB | pins 1 & 2 | pins 2 & | pins 2 & | pins 2 | pins 1 |
   |       |            |    3     |    3     |  & 3   |  & 2   |
   |-------+------------+----------+----------+--------+--------|
   | 256KB | pins 2 & 3 | pins 1 & | pins 2 & | pins 2 | pins 2 |
   |       |            |    2     |    3     |  & 3   |  & 3   |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/m/C-D/31670-2.png>
   

   +------------------------------------------------------------+
   |                     NPU CONFIGURATION                      |
   |------------------------------------------------------------|
   |       NPU       |        JP1        |    JP2    |   JP3    |
   |-----------------+-------------------+-----------+----------|
   |>> |  Disabled   | pins 2 & 3 closed |   Open    |   Open   |
   |---+-------------+-------------------+-----------+----------|
   |   |   Enabled   | pins 1 & 2 closed |  Closed   |  Closed  |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/m/C-D/31670-3.png>
   

   +------------------------------------------------------------+
   |                   CPU TYPE CONFIGURATION                   |
   |------------------------------------------------------------|
   |    Type    |        J1         |   J2    |   J3    |  J4   |
   |------------+-------------------+---------+---------+-------|
   |  80486SX   | pins 1 & 2 closed |  Open   |  Open   | Open  |
   |------------+-------------------+---------+---------+-------|
   |  80486DX   | pins 2 & 3 closed | Closed  | Closed  | Open  |
   |------------+-------------------+---------+---------+-------|
   |  80486DX2  | pins 2 & 3 closed | Closed  | Closed  | Open  |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/m/C-D/31670-4.png>
   

   +------------------------------------------------------------+
   |                   CPU TYPE CONFIGURATION                   |
   |------------------------------------------------------------|
   |    Type    |  J1   |   J2    |   J3    |        J4         |
   |------------+-------+---------+---------+-------------------|
   |  80486SX   | Open  |  Open   |  Open   | pins 1 & 2 closed |
   |------------+-------+---------+---------+-------------------|
   |  80486DX   | Open  | Closed  | Closed  | pins 2 & 3 closed |
   |------------+-------+---------+---------+-------------------|
   |  80486DX2  | Open  | Closed  | Closed  | pins 2 & 3 closed |
   +------------------------------------------------------------+