
COMPUTREND SYSTEMS, INC.

PCI PENTIUM (MODEL NO. 200C)

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      512MB (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), floppy drive interface, IDE
                     interfaces (2), parallel 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         Turbo switch         J20 pins 15 -
                                                                 17

  Serial port 2            CN2         Reset switch         J20 pins 19 &
                                                                 20

  Parallel port            CN3         IDE interface LED    J20 pins 21 &
                                                                 22

  Floppy drive             CN4         Chassis fan power         J21
  interface

  IDE interface 2          CN5         IR connector              JIR

  IDE interface 1          CN6         32-bit PCI slots       PC1 - PC4

  USB connector             J8         PS/2 mouse port          PSM1

  Power LED &          J20 pins 1 -    PS/2 mouse               PSM2
  keylock                   5          interface

  Speaker              J20 pins 7 -    Cache slot                SL1
                            10

  Turbo LED            J20 pins 12 &
                            13

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           JP1          Unidentified
      alter

     CMOS memory normal operation          JP8              Open

      CMOS memory clear                     JP8             Closed

     Factory configured - do not          JP10          Unidentified
      alter

     Factory configured - do not           JS2          Unidentified
      alter

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      8MB         (2) 1M x 36        None

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

      24MB        (2) 1M x 36    (2) 2M x 36

      32MB        (2) 4M x 36        None

      32MB        (2) 2M x 36    (2) 2M x 36

      40MB        (2) 1M x 36    (2) 4M 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) 2M x 36    (2) 8M x 36

      96MB        (2) 8M x 36    (2) 4M x 36

     128MB           None        (2) 16M x 36

     128MB        (2) 8M x 36    (2) 8M x 36

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

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

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

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

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

                  DRAM CONFIGURATION (CONT)

        Size                Bank 0               Bank 1

        264MB            (2) 1M x 36          (2) 32M x 36

        272MB            (2) 2M x 36          (2) 32M x 36

        288MB            (2) 4M x 36          (2) 32M x 36

        320MB            (2) 8M x 36          (2) 32M x 36

        384MB            (2) 16M x 36         (2) 32M x 36

        512MB            (2) 32M x 36         (2) 32M x 36

  Note: Board accepts EDO memory. Banks are interchangeable.

                CACHE CONFIGURATION

           Size                      SL1

          256KB            256KB module installed

          512KB            512KB module installed

  CACHE JUMPER CONFIGURATION

    Setting          JS1

     256KB           Open

     512KB          Closed

                         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       2x        Off     Off     Off    Off     Off     Off

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

  133MHz   66MHz       2x        Off     On      Off    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

                           CPU VOLTAGE SELECTION

       Voltage               JV1             JV2               JV3

  2.8v - 2.9v (P55)         Open        1 & 2, 4 & 5          Open

     3.3v - 3.45v       1 & 2, 3 & 4,       3 & 4             Open
       (STD/VR)             5 & 6

  3.45v - 3.6v (VRE)    1 & 2, 3 & 4,       3 & 4            Closed
                            5 & 6

  Note: Pins designated should be in the closed position.

