
LONGBAR DEVELOPMENT, LTD.

LB-530

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), green PC connector, floppy drive
                    interface, IDE interfaces (2), parallel port, PS/2
                    mouse port, PS/2 mouse interface, serial ports (2),
                    cache slot, USB connector
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                 Location

  Serial port 1             CN1        Reset switch           J7 pins 1 &
                                                                  2

  Serial port 2             CN2        IDE interface LED      J7 pins 3 &
                                                                  4

  Parallel port             CN3        Turbo LED              J7 pins 5 &
                                                                  6

  Floppy drive              CN4        Green PC connector     J7 pins 7 &
  interface                                                       8

  IDE interface 2           CN5        PS/2 mouse                 J8
                                       interface

  IDE interface 1           CN6        32-bit PCI slots       PC1  PC4

  PS/2 mouse port           CN7        Cache slot                SL1

  Power LED & keylock   J6 pins 1 -    USB connector             USB
                             5

  Speaker               J6 pins 7 -
                            10

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation            JP1              Open

      CMOS memory clear                       JP1             Closed

     Flash BIOS voltage select 12v           JP5           Pins 1 & 2
                                                              closed

      Flash BIOS voltage select 5v            JP5           Pins 2 & 3
                                                              closed

                         DIMM/DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2        Bank 3

     8MB        (2) 1M x 36       None           None          None

     8MB           None           None       (1) 1M x 64       None

     16MB       (2) 2M x 36       None           None          None

     16MB          None           None       (1) 2M x 64       None

     16MB       (2) 1M x 36   (2) 1M x 36        None          None

     16MB       (2) 1M x 36       None           None       (1) 1M x 64

     16MB          None           None       (1) 1M x 64    (1) 1M x 64

     24MB          None       (2) 2M x 36    (1) 1M x 64       None

     32MB       (2) 4M x 36       None           None          None

     32MB          None           None       (1) 4M x 64       None

     32MB       (2) 2M x 36       None           None       (1) 2M x 64

     32MB          None       (2) 2M x 36    (1) 2M x 64       None

     40MB       (2) 4M x 36   (2) 1M x 36        None          None

     40MB       (2) 4M x 36       None           None       (1) 1M x 64

     48MB       (2) 2M x 36       None           None       (1) 4M x 64

     48MB       (2) 4M x 36   (2) 2M x 36        None          None

     48MB       (2) 4M x 36       None           None       (1) 2M x 64

     64MB       (2) 8M x 36       None           None          None

     64MB          None           None           None       (1) 8M x 64

     64MB       (2) 4M x 36   (2) 4M x 36        None          None

     64MB       (2) 4M x 36       None           None       (1) 4M x 64

     64MB          None           None       (1) 4M x 64    (1) 4M x 64

                      DIMM/DRAM CONFIGURATION (CONT)

     Size          Bank 0         Bank 1        Bank 2         Bank 3

     72MB        (2) 8M x 36    (2) 1M x 36      None           None

     72MB        (2) 8M x 36       None          None        (1) 1M x 64

     80MB           None        (2) 2M x 36   (1) 8M x 64       None

     80MB        (2) 2M x 36       None          None        (1) 8M x 64

     80MB        (2) 8M x 36    (2) 2M x 36      None           None

     80MB        (2) 8M x 36       None          None        (1) 2M x 64

     96MB        (2) 4M x 36       None          None        (1) 8M x 64

     96MB        (2) 8M x 36    (2) 4M x 36      None           None

     96MB        (2) 8M x 36       None          None        (1) 4M x 64

     128MB          None           None       (1) 8M x 64    (1) 8M x 64

     128MB       (2) 8M x 36    (2) 8M x 36      None           None

     128MB       (2) 8M x 36       None          None        (1) 8M x 64

  Note: Board accepts EDO memory. Banks 0 & 1 and banks 2 & 3 are
  interchangeable.

                        DIMM VOLTAGE CONFIGURATION

               Voltage                                 JP7

                   3.3v                     Pins 3 & 5, 4 & 6 closed

                   5v                      Pins 1 & 3, 2 & 4 closed

                            CACHE CONFIGURATION

         Size                     SL1                       TAG

         256KB          256KB module installed      (1) 8K/16K/32K x 8

         512KB          512KB module installed        (1) 16K/32K x 8

                        CPU SPEED SELECTION (CYRIX)

    CPU     Clock    Multiplier   JP4    JP8A     JP8B      JP9A    JP9B
  speed     speed

  120MHz    50MHz        2x       2 &    Closed   Closed   Closed   Open
                                   3

  133MHz    55MHz        2x       N/A    Open     Open     Closed   Open

  150MHz    60MHz        2x       1 &    Open     Closed   Closed   Open
                                   2

  166MHz    66MHz        2x       1 &    Closed   Open     Closed   Open
                                   2

  Note: Pins designated should be in the closed position.

                         CPU SPEED SELECTION (AMD)

    CPU     Clock    Multiplier    JP4    JP8A      JP8B     JP9A   JP9B
  speed     speed

  75MHz     50MHz       1.5x       2 &    Closed   Closed    Open   Open
                                    3

  90MHz     60MHz       1.5x       1 &    Open     Closed    Open   Open
                                    2

  100MHz    66MHz       1.5x       1 &    Closed    Open     Open   Open
                                    2

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

   CPU     Clock    Multiplier   JP4    JP8A     JP8B     JP9A     JP9B
  speed    speed

  75MHz    50MHz       1.5x      2 &   Closed   Closed    Open     Open
                                  3

  90MHz    60MHz       1.5x      1 &    Open    Closed    Open     Open
                                  2

  100MHz   66MHz       1.5x      1 &   Closed    Open     Open     Open
                                  2

  120MHz   60MHz        2x       1 &    Open    Closed    Closed   Open
                                  2

  133MHz   66MHz        2x       1 &   Closed    Open     Closed   Open
                                  2

  150MHz   60MHz       2.5x      1 &    Open    Closed    Closed   Closed
                                  2

  166MHz   66MHz       2.5x      1 &   Closed    Open     Closed   Closed
                                  2

  180MHz   60MHz        3x       1 &    Open    Closed    Open     Closed
                                  2

  200MHz   66MHz        3x       1 &   Closed    Open     Open     Closed
                                  2

  Note: Pins designated should be in the closed position.

                           CPU VOLTAGE SELECTION

               Voltage                                JP10

                   2.7v                         Pins 7 & 8 closed

                   2.8v                         Pins 5 & 6 closed

                   2.9v                         Pins 3 & 4 closed

                   3.3v                        Pins 9 & 10 closed

                  3.5v                         Pins 1 & 2 closed

