BCM ADVANCED RESEARCH, INC.
===========================

   SQ598

   Processor        Pentium                                       
   Processor Speed  75/90/100/120/133/150/166MHz                  
   Chip Set         Intel                                         
   Video Chip Set   None                                          
   Maximum Onboard  128MB (EDO supported)                         
   Memory           
   Maximum Video    None                                          
   Memory           
   Cache            256/512KB                                     
   BIOS             Phoenix                                       
   Dimensions       304mm x 178mm                                 
   I/O Options      32-bit PCI slots (4), floppy drive interface, 
                    green PC connector, IDE interfaces (2),       
                    parallel port, PS/2 mouse port, serial ports  
                    (2), IR connector                             
   NPU Options      None                                          

<gopher://bitreich.org/I/th99/m/A-B/34030-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose           | Location | Purpose          | Location |
   |-------------------+----------+------------------+----------|
   | Serial port 1     |   CN1    | Reset switch     | J1 pins  |
   |                   |          |                  |  4 & 5   |
   |-------------------+----------+------------------+----------|
   | Parallel port     |   CN2    | Power LED &      | J1 pins  |
   |                   |          | keylock          |  6 - 10  |
   |-------------------+----------+------------------+----------|
   | PS/2 mouse port   |   CN3    | IDE interface    | J1 pins  |
   |                   |          | LED              | 11 - 14  |
   |-------------------+----------+------------------+----------|
   | Serial port 2     |   CN4    | Green PC         | J1 pins  |
   |                   |          | connector        | 15 - 19  |
   |-------------------+----------+------------------+----------|
   | Floppy drive      |   CN5    | IR connector     | J1 pins  |
   | interface         |          |                  | 20 - 25  |
   |-------------------+----------+------------------+----------|
   | IDE interface 1   |   CN6    | Speaker          | J1 pins  |
   |                   |          |                  | 26 - 29  |
   |-------------------+----------+------------------+----------|
   | IDE interface 2   |   CN7    | 32-bit PCI slots |  PC1 -   |
   |                   |          |                  |   PC4    |
   |-------------------+----------+------------------+----------|
   | Chassis fan power | J1 pins  |                  |          |
   |                   |  1 - 3   |                  |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function                | Label |  Position  |
   |---------------------------------------+-------+------------|
   |>> | Flash BIOS normal operation       | J1F1  | Pins 1 & 2 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |   | Flash BIOS recovery mode          | J1F1  | Pins 2 & 3 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |>> | Flash BIOS write protect enabled  | J1F1  | Pins 4 & 5 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |   | Flash BIOS write protect disabled | J1F1  | Pins 5 & 6 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |>> | Password normal operation         | J7K1A | Pins 1 & 2 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |   | Password clear                    | J7K1A | Pins 2 & 3 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |>> | CMOS memory normal operation      | J7K1A | Pins 4 & 5 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |   | CMOS memory clear                 | J7K1A | Pins 5 & 6 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |>> | Setup access enabled              | J7K1B | Pins 1 & 2 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |   | Setup access disabled             | J7K1B | Pins 2 & 3 |
   |   |                                   |       |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |     Size     |         Bank 0         |       Bank 1       |
   |--------------+------------------------+--------------------|
   |     8MB      |      (2) 1M x 36       |        None        |
   |--------------+------------------------+--------------------|
   |     16MB     |      (2) 2M x 36       |        None        |
   |--------------+------------------------+--------------------|
   |     16MB     |      (2) 1M x 36       |    (2) 1M 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     |
   |--------------+------------------------+--------------------|
   |     40MB     |      (2) 4M x 36       |    (2) 1M x 36     |
   |--------------+------------------------+--------------------|
   |     48MB     |      (2) 4M x 36       |    (2) 2M x 36     |
   |--------------+------------------------+--------------------|
   |     64MB     |      (2) 8M x 36       |        None        |
   |--------------+------------------------+--------------------|
   |     64MB     |      (2) 4M x 36       |    (2) 4M x 36     |
   |--------------+------------------------+--------------------|
   |     72MB     |      (2) 8M x 36       |    (2) 1M x 36     |
   |--------------+------------------------+--------------------|
   |     80MB     |      (2) 8M x 36       |    (2) 2M x 36     |
   |--------------+------------------------+--------------------|
   |     96MB     |      (2) 8M x 36       |    (2) 4M x 36     |
   |--------------+------------------------+--------------------|
   |    128MB     |      (2) 8M x 36       |    (2) 8M x 36     |
   |--------------+------------------------+--------------------|
   |    128MB     |      (2) 16M x 36      |        None        |
   |------------------------------------------------------------|
   | Note: Board accepts EDO memory. Board also accepts x 32    |
   | SIMMs. The location of banks 0 & 1 are unidentified.       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |          Size          |              Bank 0               |
   |------------------------+-----------------------------------|
   |         256KB          |           (2) 32K x 32            |
   |------------------------+-----------------------------------|
   |         512KB          |           (2) 64K x 32            |
   |------------------------------------------------------------|
   | Note: Board comes from the factory with 256KB or 512KB     |
   | cache installed.                                           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CPU SPEED SELECTION                     |
   |------------------------------------------------------------|
   | CPU speed  |  Clock   | Multiplier |   J7K1C    |  J7K1D   |
   |            |  speed   |            |            |          |
   |------------+----------+------------+------------+----------|
   |   75MHz    |  50MHz   |    1.5x    | 2 & 3, 5 & | 1 & 2, 4 |
   |            |          |            |     6      |   & 5    |
   |------------+----------+------------+------------+----------|
   |   90MHz    |  60MHz   |    1.5x    | 2 & 3, 4 & | 1 & 2, 4 |
   |            |          |            |     5      |   & 5    |
   |------------+----------+------------+------------+----------|
   |   100MHz   |  66MHz   |    1.5x    | 1 & 2, 5 & | 1 & 2, 4 |
   |            |          |            |     6      |   & 5    |
   |------------+----------+------------+------------+----------|
   |   120MHz   |  60MHz   |     2x     | 2 & 3, 4 & | 2 & 3, 4 |
   |            |          |            |     5      |   & 5    |
   |------------+----------+------------+------------+----------|
   |   133MHz   |  66MHz   |     2x     | 1 & 2, 5 & | 2 & 3, 4 |
   |            |          |            |     6      |   & 5    |
   |------------+----------+------------+------------+----------|
   |   150MHz   |  60MHz   |    2.5x    | 2 & 3, 4 & | 2 & 3, 5 |
   |            |          |            |     5      |   & 6    |
   |------------+----------+------------+------------+----------|
   |   166MHz   |  66MHz   |    2.5x    | 1 & 2, 5 & | 2 & 3, 5 |
   |            |          |            |     6      |   & 6    |
   |------------------------------------------------------------|
   | Note: Pins designated should be in the closed position.    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     CPU TYPE SELECTION                     |
   |------------------------------------------------------------|
   |            Type            |             J7K1B             |
   |----------------------------+-------------------------------|
   |   |          OVD           |       Pins 5 & 6 closed       |
   |---+------------------------+-------------------------------|
   |>> |          VRE           |       Pins 4 & 5 closed       |
   +------------------------------------------------------------+