
SILICON STAR INTERNATIONAL, INC.

PR5 (REV. 1.01)

Processor            CX M1/AM K5/Pentium
Processor Speed      75/90/100/120/133/150/166/200MHz
Chip Set             Intel
Video Chip Set       None
Maximum Onboard      128MB (EDO supported)
Memory
Maximum Video Memory None
Cache                256/512KB
BIOS                 Award
Dimensions           330mm x 218mm
I/O Options          32-bit PCI slots (3), floppy drive interface, green PC
                     connector, IDE interfaces (2), parallel port, PS/2
                     mouse port, serial ports (2), cache slot, IR
                     connector, USB connector
NPU Options          None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                Location

  Serial port 1             CN1        Reset switch         J6 pins 1 & 2

  Serial port 2             CN2        Green PC connector   J6 pins 6 & 7

  Parallel port             CN3        Turbo LED            J6 pins 8 & 9

  Floppy drive              CN4        Speaker               J6 pins 11 -
  interface                                                      14

  IDE interface 2           CN5        Power LED &           J6 pins 16 -
                                       keylock                   20

  IDE interface 1           CN6        IR connector              JP2

  USB connectors            CN7        Chassis fan power         JP9

  PS/2 mouse port            J4        32-bit PCI slots       PC1 - PC3

  IDE interface LED          J5        Cache slot                SL1

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           DS8               Off
      alter

     Factory configured - do not           J1           Unidentified
      alter

     CMOS memory normal operation          JP3        Pins 1 & 2 closed

      CMOS memory clear                     JP3        Pins 2 & 3 closed

      Flash BIOS voltage select 12v         JP8        Pins 2 & 3 closed

      Flash BIOS voltage select 5v          JP8        Pins 1 & 2 closed

  Note: JP8 may not be present on all boards.

                         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

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

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

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

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

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

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

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

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

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

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

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

                      DIMM/DRAM CONFIGURATION (CONT)

     Size          Bank 0         Bank 1         Bank 2         Bank 3

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

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

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

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

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

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

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

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

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

                        DIMM VOLTAGE CONFIGURATION

               Voltage                                JP11

                   3v                         Pins 2 & 3 closed

                    5v                         Pins 1 & 2 closed

                            CACHE CONFIGURATION

          Size                   Bank 0                     SL1

        256KB (A)             (2) 32K x 32             Not installed

        256KB (B)                 None            256KB module installed

        512KB (A)             (2) 32K x 32        256KB module installed

        512KB (B)             (2) 64K x 32             Not installed

        512KB (C)                 None            512KB module installed

  CACHE JUMPER CONFIGURATION

     Size            JP1

     None            Open

   256KB (A)         Open

   256KB (B)         Open

   512KB (A)        Closed

   512KB (B)         Open

   512KB (C)        Closed

       CPU SPEED SELECTION (CYRIX PLL52C61-01 OR PLL52C61-21 CLOCK)

    CPU      Clock    Multiplier    DS/1   DS/2     DS/3   DS/3    DS/4N
  speed     speed                                    N      T

  120MHz    50MHz         2x        Off     On      On     N/A       On

  133MHz    55MHz         2x        Off     On      On     N/A      Off

  150MHz    60MHz         2x        Off     On      On     Off       On

  166MHz    66MHz         2x        Off     On      Off    Off       On

  200MHz    75MHz         2x        Off     On      On     N/A      Off

  Note: N = normal mode. T = turbo mode.

    CPU SPEED SELECTION (CYRIX PLL52C61-01 OR PLL52C61-21 CLOCK, CONT)

    CPU      Clock    Multiplier     DS/4   DS/5    DS/6     DS/7    DS/7
  speed      speed                    T                       N       T

  120MHz     50MHz        2x         N/A     Off     Off     On      N/A

  133MHz     55MHz        2x         N/A     On      Off     On      N/A

  150MHz     60MHz        2x         Off     On      Off     Off     On

  166MHz     66MHz        2x         Off     On      Off     On      Off

  200MHz     75MHz        2x         N/A     On      Off     Off     N/A

  Note: N = normal mode. T = turbo mode.

       CPU SPEED SELECTION (CYRIX PLL52C59-14T OR ICS9159-14 CLOCK)

    CPU        Clock     Multiplier     DS/1     DS/2     DS/3      DS/4
   speed      speed

  120MHz      50MHz          2x         Off       On       On        On

  133MHz      55MHz          2x         Off       On       Off      Off

  150MHz      60MHz          2x         Off       On       Off       On

  166MHz      66MHz          2x         Off       On       On       Off

  200MHz      75MHz          2x         Off       On       Off      Off

    CPU SPEED SELECTION (CYRIX PLL52C59-14T OR ICS9159-14 CLOCK, CONT)

    CPU        Clock     Multiplier     DS/5     DS/6     DS/7 N   DS/7 T
   speed      speed

  120MHz      50MHz          2x         Off      Off       Off       On

  133MHz      55MHz          2x          On      Off       Off      N/A

  150MHz      60MHz          2x          On      Off       Off       On

  166MHz      66MHz          2x          On      Off       Off       On

  200MHz      75MHz          2x          On      Off       On       N/A

  Note: N = normal mode. T = turbo mode.

        CPU SPEED SELECTION (AMD PLL52C61-01 OR PLL52C61-21 CLOCK)

    CPU      Clock    Multiplier    DS/1   DS/2     DS/3   DS/3    DS/4N
  speed     speed                                    N      T

  75MHz     50MHz        1.5x       Off     Off     On     N/A       On

  90MHz     60MHz        1.5x       Off     Off     On     Off       On

  100MHz    66MHz        1.5x       Off     Off     Off    Off       On

  90MHz     60MHz        1.5x       Off     Off     On     Off       On

  100MHz    66MHz        1.5x       Off     Off     Off    Off       On

  120MHz    60MHz         2x        Off     On      On     Off       On

  133MHz    66MHz         2x        Off     On      Off    Off       On

  Note: N = normal mode. T = turbo mode.

     CPU SPEED SELECTION (AMD PLL52C61-01 OR PLL52C61-21 CLOCK, CONT)

    CPU      Clock    Multiplier     DS/4   DS/5    DS/6     DS/7    DS/7
  speed      speed                    T                       N       T

  75MHz      50MHz       1.5x        N/A     Off     Off     On      N/A

  90MHz      60MHz       1.5x        Off     On      Off     Off     On

  100MHz     66MHz       1.5x        Off     On      Off     On      Off

  90MHz      60MHz       1.5x        Off     On      Off     Off     On

  100MHz     66MHz       1.5x        Off     On      Off     On      Off

  120MHz     60MHz        2x         Off     On      Off     Off     On

  133MHz     66MHz        2x         Off     On      Off     On      Off

  Note: N = normal mode. T = turbo mode.

        CPU SPEED SELECTION (AMD PLL52C59-14T OR ICS9159-14 CLOCK)

    CPU        Clock     Multiplier     DS/1     DS/2     DS/3      DS/4
   speed      speed

   75MHz      50MHz         1.5x        Off      Off       On        On

   90MHz      60MHz         1.5x        Off      Off       Off       On

  100MHz      66MHz         1.5x        Off      Off       On       Off

   90MHz      60MHz         1.5x        Off      Off       Off       On

  100MHz      66MHz         1.5x        Off      Off       On       Off

  120MHz      60MHz          2x         Off       On       Off       On

  133MHz      66MHz          2x         Off       On       On       Off

     CPU SPEED SELECTION (AMD PLL52C59-14T OR ICS9159-14 CLOCK, CONT)

    CPU        Clock     Multiplier     DS/5     DS/6     DS/7 N   DS/7 T
   speed      speed

   75MHz      50MHz         1.5x        Off      Off       Off      N/A

   90MHz      60MHz         1.5x         On      Off       Off       On

  100MHz      66MHz         1.5x         On      Off       Off       On

   90MHz      60MHz         1.5x         On      Off       Off       On

  100MHz      66MHz         1.5x         On      Off       Off       On

  120MHz      60MHz          2x          On      Off       Off       On

  133MHz      66MHz          2x          On      Off       Off       On

  Note: N = normal mode. T = turbo mode.

       CPU SPEED SELECTION (INTEL PLL52C61-01 OR PLL52C61-21 CLOCK)

    CPU      Clock    Multiplier    DS/1   DS/2     DS/3   DS/3    DS/4N
  speed     speed                                    N      T

  75MHz     50MHz        1.5x       Off     Off     On     N/A       On

  90MHz     60MHz        1.5x       Off     Off     On     Off       On

  100MHz    66MHz        1.5x       Off     Off     Off    Off       On

  120MHz    60MHz         2x        Off     On      On     Off       On

  133MHz    66MHz         2x        Off     On      Off    Off       On

  150MHz    60MHz        2.5x        On     On      On     Off       On

  166MHz    66MHz        2.5x        On     On      Off    Off       On

  200MHz    66MHz         3x         On     Off     Off    Off       On

  Note: N = normal mode. T = turbo mode.

    CPU SPEED SELECTION (INTEL PLL52C61-01 OR PLL52C61-21 CLOCK, CONT)

    CPU      Clock    Multiplier     DS/4   DS/5    DS/6     DS/7    DS/7
  speed      speed                    T                       N       T

  75MHz      50MHz       1.5x        N/A     Off     Off     On      N/A

  90MHz      60MHz       1.5x        Off     On      Off     Off     On

  100MHz     66MHz       1.5x        Off     On      Off     On      Off

  120MHz     60MHz        2x         Off     On      Off     Off     On

  133MHz     66MHz        2x         Off     On      Off     On      Off

  150MHz     60MHz       2.5x        Off     On      Off     Off     On

  166MHz     66MHz       2.5x        Off     On      Off     On      Off

  200MHz     66MHz        3x         Off     On      Off     On      Off

  Note: N = normal mode. T = turbo mode.

       CPU SPEED SELECTION (INTEL PLL52C59-14T OR ICS9159-14 CLOCK)

    CPU        Clock     Multiplier     DS/1     DS/2     DS/3      DS/4
   speed      speed

   75MHz      50MHz         1.5x        Off      Off       On        On

   90MHz      60MHz         1.5x        Off      Off       Off       On

  100MHz      66MHz         1.5x        Off      Off       On       Off

  120MHz      60MHz          2x         Off       On       Off       On

  133MHz      66MHz          2x         Off       On       On       Off

  150MHz      60MHz         2.5x         On       On       Off       On

  166MHz      66MHz         2.5x         On       On       On       Off

  200MHz      66MHz          3x          On      Off       On       Off

    CPU SPEED SELECTION (INTEL PLL52C59-14T OR ICS9159-14 CLOCK, CONT)

    CPU        Clock     Multiplier     DS/5     DS/6     DS/7 N   DS/7 T
   speed      speed

   75MHz      50MHz         1.5x        Off      Off       Off       On

   90MHz      60MHz         1.5x         On      Off       Off       On

  100MHz      66MHz         1.5x         On      Off       Off       On

  120MHz      60MHz          2x          On      Off       Off       On

  133MHz      66MHz          2x          On      Off       Off       On

  150MHz      60MHz         2.5x         On      Off       Off       On

  166MHz      66MHz         2.5x         On      Off       Off       On

  200MHz      66MHz          3x          On      Off       Off       On

  Note: N = normal mode. T = turbo mode.

                       CPU VOLTAGE SELECTION (CYRIX)

  Voltage      V     VC/1   VC/2   VC/3   VC/4   VC/5   VC/6   VC/7  VC/8
             core

      2.7v   3.3v    Off    Off    Off    Off    On     Off    Off    On

      2.8v   3.3v    Off    Off    Off    On     Off    Off    Off    On

      2.93v  3.3v    Off    Off     On    Off    Off    Off    Off    On

     3.38v  3.3v    Off     On    Off    Off    Off    Off    Off    On

      3.52v  3.3v     On    Off    Off    Off    Off    Off    Off    On

                        CPU VOLTAGE SELECTION (AMD)

  Voltage      V     VC/1   VC/2   VC/3   VC/4   VC/5   VC/6   VC/7  VC/8
             core

      2.7v   3.38v   Off    Off    Off    Off    On     Off    Off    On

      2.8v   3.38v   Off    Off    Off    On     Off    Off    Off    On

      2.93v  3.38v   Off    Off     On    Off    Off    Off    Off    On

     3.38v  3.3v    Off     On    Off    Off    Off    Off    Off    On

      3.52v  3.3v     On    Off    Off    Off    Off    Off    Off    On

                       CPU VOLTAGE SELECTION (INTEL)

  Voltage      V     VC/1   VC/2   VC/3   VC/4   VC/5   VC/6   VC/7  VC/8
             core

      2.7v   3.3v    Off    Off    Off    Off    On     Off    On    Off

      2.8v   3.3v    Off    Off    Off    On     Off    Off    On    Off

      2.93v  3.3v    Off    Off     On    Off    Off    Off    On    Off

     3.38v  3.3v    Off     On    Off    Off    Off    Off    On    Off

      3.52v  3.3v     On    Off    Off    Off    Off    Off    On    Off

