(TXT) View Source
       
       # DIAMOND FLOWER, INC.
       
          G586OPB (REV. 0+)
       
          Device Type      Mainboard                                     
          Processor        Pentium                                       
          Processor Speed  75/90/100/120/133/150MHz                      
          Chip Set         OPTI                                          
          Video Chip Set   None                                          
          Maximum Onboard  128MB                                         
          Memory           
          Maximum Video    None                                          
          Memory           
          Cache            256/512/1024KB                                
          BIOS             Award                                         
          Dimensions       330mm x 220mm                                 
          I/O Options      32-bit PCI slots (4), floppy drive interface, 
                           IDE interfaces (2), parallel port, PS/2 mouse 
                           interface, serial ports (2)                   
          NPU Options      None                                          
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | Parallel port     |   JP3    | IDE interface    |   JP14   |
          |                   |          | LED              |          |
          |-------------------+----------+------------------+----------|
          | IDE interface 2   |   JP4    | Power LED & LED  |   JP15   |
          |-------------------+----------+------------------+----------|
          | Floppy drive      |   JP5    | Speaker          |   JP16   |
          | interface         |          |                  |          |
          |-------------------+----------+------------------+----------|
          | IDE interface 1   |   JP6    | Reset switch     |   JP17   |
          |-------------------+----------+------------------+----------|
          | Serial port 1     |   JP7    | Green LED        |   JP18   |
          |-------------------+----------+------------------+----------|
          | Serial port 2     |   JP8    | CPU fan power    |   JP22   |
          |-------------------+----------+------------------+----------|
          | PS/2 mouse        |   JP9    | 32-bit PCI slots |  PC1 –   |
          | interface         |          |                  |   PC4    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function               | Label |   Position   |
          |-------------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J2   |  Pins 2 & 3  |
          |   | alter                           |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J3   |  Pins 2 & 3  |
          |   | alter                           |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J4   |  Pins 2 & 3  |
          |   | alter                           |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J8   | Unidentified |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J11  |     Open     |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J12  |     Open     |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Flash BIOS voltage select 5v    |  J16  |  Pins 1 & 2  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          |   | Flash BIOS voltage select 12v   |  J16  |  Pins 2 & 3  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | PS/2 mouse IRQ12 enabled        |  J17  |    Closed    |
          |---+---------------------------------+-------+--------------|
          |   | PS/2 mouse IRQ12 disabled       |  J17  |     Open     |
          |---+---------------------------------+-------+--------------|
          | » | Monitor type select color       |  J18  |  Pins 2 & 3  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          |   | Monitor type select monochrome  |  J18  |  Pins 1 & 2  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J19  |     Open     |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J20  |  Pins 2 & 3  |
          |   | alter                           |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J21  |    Closed    |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J22  |    Closed    |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J23  |    Closed    |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J24  |    Closed    |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J25  |    Closed    |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J30  |  Pins 2 & 3  |
          |   | alter                           |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J31  |    Closed    |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J34  |  Pins 2 & 3  |
          |   | alter                           |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J50  |    Closed    |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J51  |    Closed    |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J52  |     Open     |
          |   | alter                           |       |              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     SIMM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       2MB        |   (2) 256K x 36    |        None        |
          |------------------+--------------------+--------------------|
          |       4MB        |   (2) 512K x 36    |        None        |
          |------------------+--------------------+--------------------|
          |       4MB        |   (2) 256K x 36    |   (2) 256K x 36    |
          |------------------+--------------------+--------------------|
          |       6MB        |   (2) 512K x 36    |   (2) 256K x 36    |
          |------------------+--------------------+--------------------|
          |       8MB        |    (2) 1M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       8MB        |   (2) 512K x 36    |   (2) 512K x 36    |
          |------------------+--------------------+--------------------|
          |       10MB       |    (2) 1M x 36     |   (2) 256K x 36    |
          |------------------+--------------------+--------------------|
          |       12MB       |   (2) 512K x 36    |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       16MB       |    (2) 2M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       16MB       |    (2) 1M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       18MB       |    (2) 2M x 36     |   (2) 256K x 36    |
          |------------------+--------------------+--------------------|
          |       20MB       |   (2) 512K x 36    |    (2) 2M x 36     |
          |------------------+--------------------+--------------------|
          |       24MB       |    (2) 2M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       32MB       |    (2) 4M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       32MB       |    (2) 2M x 36     |    (2) 2M x 36     |
          |------------------+--------------------+--------------------|
          |       34MB       |    (2) 4M x 36     |   (2) 256K x 36    |
          |------------------+--------------------+--------------------|
          |       36MB       |   (2) 512K x 36    |    (2) 4M x 36     |
          |------------------+--------------------+--------------------|
          |       40MB       |    (2) 4M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       48MB       |    (2) 2M x 36     |    (2) 4M x 36     |
          |------------------+--------------------+--------------------|
          |       64MB       |    (2) 8M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       64MB       |    (2) 4M x 36     |    (2) 4M x 36     |
          |------------------+--------------------+--------------------|
          |       66MB       |    (2) 8M x 36     |   (2) 256K x 36    |
          |------------------+--------------------+--------------------|
          |       68MB       |   (2) 512K x 36    |    (2) 8M x 36     |
          |------------------+--------------------+--------------------|
          |       72MB       |    (2) 8M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       80MB       |    (2) 2M x 36     |    (2) 8M x 36     |
          |------------------+--------------------+--------------------|
          |       96MB       |    (2) 8M x 36     |    (2) 4M x 36     |
          |------------------+--------------------+--------------------|
          |      128MB       |    (2) 8M x 36     |    (2) 8M x 36     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |        TAG         |
          |------------------+--------------------+--------------------|
          |      256KB       |    (8) 32K x 8     |    (1) 32K x 8     |
          |------------------+--------------------+--------------------|
          |      512KB       |    (8) 64K x 8     |    (1) 32K x 8     |
          |------------------+--------------------+--------------------|
          |       1MB        |    (8) 128K x 8    |    (1) 32K x 8     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |       Size        |         J6         |        J7         |
          |-------------------+--------------------+-------------------|
          |       256KB       |        Open        |       Open        |
          |-------------------+--------------------+-------------------|
          |       512KB       |        Open        |      Closed       |
          |-------------------+--------------------+-------------------|
          |        1MB        |       Closed       |      Closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  CACHE VOLTAGE SELECTION                   |
          |------------------------------------------------------------|
          |      Voltage       |        JP1        |        JP2        |
          |--------------------+-------------------+-------------------|
          |   |      3.3v      | Pins 1 & 2 closed | Pins 1 & 2 closed |
          |---+----------------+-------------------+-------------------|
          | » | Mixed voltage  | Pins 2 & 3 closed | Pins 2 & 3 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CPU SPEED SELECTION                     |
          |------------------------------------------------------------|
          |   CPU   |  Clock   | Multiplier |   J9   |  J10   |  J13   |
          |  speed  |  speed   |            |        |        |        |
          |---------+----------+------------+--------+--------+--------|
          |  75MHz  |  50MHz   |    1.5x    |  Open  |  Open  |  Open  |
          |---------+----------+------------+--------+--------+--------|
          |  90MHz  |  60MHz   |    1.5x    | Closed | Closed |  Open  |
          |---------+----------+------------+--------+--------+--------|
          | 100MHz  |  66MHz   |    1.5x    |  Open  | Closed |  Open  |
          |---------+----------+------------+--------+--------+--------|
          | 100MHz  |  50MHz   |     2x     |  Open  |  Open  | Closed |
          |---------+----------+------------+--------+--------+--------|
          | 120MHz  |  60MHz   |     2x     | Closed | Closed | Closed |
          |---------+----------+------------+--------+--------+--------|
          | 133MHz  |  66MHz   |     2x     |  Open  | Closed | Closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   DMA CHANNEL SELECTION                    |
          |------------------------------------------------------------|
          |     Channel      |        JP11        |        JP13        |
          |------------------+--------------------+--------------------|
          | »  |      1      | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          |----+-------------+--------------------+--------------------|
          |    |      3      | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          +------------------------------------------------------------+