
BCM ADVANCED RESEARCH, INC.

SQ591

Processor           CX M1/AM K5/Pentium
Processor Speed     75/90/100/120/133/150/166/180/200MHz
Chip Set            Intel
Video Chip Set      None
Maximum Onboard     128MB (EDO supported)
Memory
Maximum Video       None
Memory
Cache               256/512KB
BIOS                Award
Dimensions          254mm x 218mm
I/O Options         32-bit PCI slots (4), floppy drive interface, green PC
                    connector, IDE interfaces (2), parallel port, PS/2
                    mouse interface, serial ports (2), IR connector, USB
                    connectors (2)
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  Power LED &           J1 pins 1 -    IDE interface 1           J8
  keylock                   5

  Green PC LED          J1 pins 7 &    USB connector 2           J10
                            8

  IDE interface LED    J1 pins 10 -    USB connector 1           J11
                            13

  Speaker              J1 pins 14 -    Parallel port             J12
                            17

  Green PC connector   J1 pins 19 &    IDE interface 2           J13
                            20

  Turbo LED            J1 pins 22 &    Serial port 1             J18
                            23

  Reset switch         J1 pins 25 &    Serial port 2             J19
                            26

  PS/2 mouse                J2         IR connector              J21
  interface

  Floppy drive              J7         32-bit PCI slots       PC1  PC4
  interface

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation            JP3              Open

      CMOS memory clear                       JP3             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

  Note: Board accepts EDO memory. Banks are interchangeable.

      CACHE CONFIGURATION

      Size          Bank 0

     256KB       (2) 32K x 32

     512KB       (2) 64K x 32

                        CPU SPEED SELECTION (CYRIX)

    CPU      Clock    Multiplier      JP4      JP6       JP7       JP8
  speed      speed

  120MHz     50MHz        2x         Closed    Open    Closed     Closed

  133MHz     60MHz        2x         Closed    Open     Open       Open

  150MHz     66MHz        2x         Closed    Open    Closed      Open

  166MHz     60MHz        2x         Closed    Open     Open      Closed

                         CPU SPEED SELECTION (AMD)

    CPU      Clock    Multiplier     JP4       JP6       JP7        JP8
  speed     speed

  75MHz     50MHz        1.5x        Open      Open     Closed    Closed

  90MHz     60MHz        1.5x        Open      Open     Closed     Open

  100MHz    66MHz        1.5x        Open      Open      Open     Closed

  120MHz    60MHz         2x        Closed     Open     Closed     Open

  133MHz    66MHz         2x        Closed     Open      Open     Closed

  150MHz    60MHz        2.5x       Closed    Closed    Closed     Open

  166MHz    66MHz        2.5x       Closed    Closed     Open     Closed

  180MHz    60MHz         3x         Open     Closed    Closed     Open

  200MHz    66MHz         3x         Open     Closed     Open     Closed

                        CPU SPEED SELECTION (INTEL)

    CPU      Clock    Multiplier     JP4       JP6       JP7        JP8
  speed     speed

  75MHz     50MHz        1.5x        Open      Open     Closed    Closed

  90MHz     60MHz        1.5x        Open      Open     Closed     Open

  100MHz    66MHz        1.5x        Open      Open      Open     Closed

  120MHz    60MHz         2x        Closed     Open     Closed     Open

  133MHz    66MHz         2x        Closed     Open      Open     Closed

  150MHz    60MHz        2.5x       Closed    Closed    Closed     Open

  166MHz    66MHz        2.5x       Closed    Closed     Open     Closed

  180MHz    60MHz         3x         Open     Closed    Closed     Open

  200MHz    66MHz         3x         Open     Closed     Open     Closed

                       CPU VOLTAGE SELECTION (CYRIX)

    CPU type         Voltage          JP1           JP2           JP5

       STD         3.15v  3.6v      Open         Closed       1 & 2, 3 &
                                                               4, 5 & 6

       VRE         3.4v  3.6v       Open          Open        1 & 2, 3 &
                                                               4, 5 & 6

   N/A (future        2.5v          Closed        Closed         Open
      use)

   N/A (future        2.8v           Open         Closed         Open
      use)

  Note: Pins designated should be in the closed position.

                        CPU VOLTAGE SELECTION (AMD)

    CPU type        Voltage          JP1           JP2            JP5

  AM K5 (STD)     3.155v  3.6v      Open         Closed       1 & 2, 3 &
                                                               4, 5 & 6

  AM K5 (VRE)     3.4v  3.6v        Open          Open        1 & 2, 3 &
                                                               4, 5 & 6

  Note: Pins designated should be in the closed position.

                   CPU VOLTAGE SELECTION (INTEL, SINGLE)

    CPU type        Voltage          JP1           JP2            JP5

   P54C (STD)     3.155v  3.6v      Open         Closed       1 & 2, 3 &
                                                               4, 5 & 6

   P54C (VRE)     3.4v  3.6v        Open          Open        1 & 2, 3 &
                                                               4, 5 & 6

  Note: Pins designated should be in the closed position.

                 CPU VOLTAGE SELECTION (INTEL, DUAL)

  CPU type    Voltage     V core       JP1         JP2        JP5

    P55C       3.38v       2.5v      Closed      Closed      Open

    P55C       3.38v       2.8v       Open       Closed      Open

