
COMPUTREND SYSTEMS, INC.

PCI430TX

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      256MB (EDO supported)
Memory
Maximum Video Memory None
Cache                256/512KB
BIOS                 AMI/Award
Dimensions           280mm x 220mm
I/O Options          32-bit PCI slots (4), 22floppy drive interface, green
                     PC connector, IDE interfaces (2), parallel port, PS/2
                     mouse port, PS/2 mouse interface, serial ports (2),
                     cache slot, IR connector, USB connector
NPU Options          None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  Serial port 1             CN1        Power LED &           J20 pins 1 -
                                       keylock                    5

  Serial port 2             CN2        Speaker               J20 pins 6 -
                                                                 10

  Parallel port             CN3        Turbo LED            J20 pins 12 &
                                                                 13

  Floppy drive              CN4        Turbo switch         J20 pins 15 -
  interface                                                      17

  IDE interface 2           CN5        Reset switch         J20 pins 19 &
                                                                 20

  IDE interface 1           CN6        IDE interface LED    J20 pins 21 &
                                                                 22

  PS/2 mouse port           CN7        Chassis fan power         J21

  PS/2 mouse                CN8        32-bit PCI slots       PC1  PC4
  interface

  IR connector             JIR1        Cache slot                SL1

  Green PC connector        JG1        USB connector             USB

  Green PC LED              JG2

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     CMOS memory normal operation          JP8              Open

      CMOS memory clear                     JP8             Closed

     Factory configured - do not          JP10          Unidentified
      alter

     Factory configured - do not           JV1          Unidentified
      alter

              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

     136MB        (2) 16M x 36   (2) 1M x 36

     144MB        (2) 16M x 36   (2) 2M x 36

     160MB        (2) 16M x 36   (2) 4M x 36

     192MB        (2) 16M x 36   (2) 8M x 36

     256MB        (2) 16M x 36   (2) 16M x 36

  Note: Board accepts EDO memory.

                            CACHE CONFIGURATION

      Size          Bank 0             SL1                   TAG

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

     256KB           None          256KB module          Unidentified
                                    installed

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

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

     512KB           None          512KB module          Unidentified
                                    installed

                         CPU SPEED SELECTION (CYRIX)

   CPU     Clock   Multiplier   SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6
  speed    speed

  120MHz   50MHz       2x        Off     On      Off    Off      On     Off

  133MHz   55MHz       2x        Off     On      Off     On      On      On

  150MHz   60MHz       2x        Off     On      Off    Off     Off      On

  166MHz   66MHz       2x        Off     On      Off    Off     Off     Off

                          CPU SPEED SELECTION (AMD)

   CPU     Clock   Multiplier   SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6
  speed    speed

  75MHz    50MHz      1.5x       Off     Off     Off    Off      On     Off

  90MHz    60MHz      1.5x       Off     Off     Off    Off     Off      On

  100MHz   66MHz      1.5x       Off     Off     Off    Off     Off     Off

  120MHz   60MHz       2x        Off     Off     Off    Off     Off      On

  133MHz   66MHz       2x        Off     Off     Off    Off     Off     Off

  166MHz   66MHz     1.75x       Off     On      On     Off     Off     Off

                          CPU SPEED SELECTION (INTEL)

    CPU     Clock   Multiplier   SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6
  speed     speed

  75MHz     50MHz      1.5x       Off     Off     Off    Off      On     Off

  90MHz     60MHz      1.5x       Off     Off     Off    Off     Off      On

  100MHz    66MHz      1.5x       Off     Off     Off    Off     Off     Off

  120MHz    60MHz       2x        Off     On      Off    Off     Off      On

  133MHz    66MHz       2x        Off     On      Off    Off     Off     Off

  150MHz    60MHz      2.5x       Off     On      On     Off     Off      On

  166MHz    66MHz      2.5x       Off     On      On     Off     Off     Off

  200MHz    66MHz       3x        Off     Off     On     Off     Off     Off
  (P54C)

  200MHz    66MHz       3x        On      Off     On     Off     Off     Off
  (P55C)

                     CPU VOLTAGE SELECTION

  Voltage     JV2        JV3       JV4        JV5       JV6

   2.8v       Open     Closed     1 & 2      Closed     Open

   3.38v      Open      Open      2 & 3       Open      Open

   3.52v      Open     Closed     2 & 3       Open      Open

  Note: Pins designated should be in the closed position.

