
ASUS COMPUTER INTERNATIONAL

P/I-P55T2P4 (REV. 3.10)

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                 Unidentified
Dimensions           330mm 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), cache slot, IR
                     connector, USB connector, MediaBus slot
NPU Options          None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  Serial port 1            CN1         Turbo LED            CN9 pins 12 &
                                                                 13

  Serial port 2            CN2         Green PC connector   CN9 pins 14 &
                                                                 15

  Parallel port            CN3         Reset switch         CN9 pins 19 &
                                                                 20

  Floppy drive             CN4         IDE interface LED        CN10
  interface

  IDE interface 1          CN5         Chassis fan power        CN11

  IDE interface 2          CN6         IR connector             CN12

  PS/2 mouse               CN7         32-bit PCI slots      PC1 - PC4
  interface

  USB connector            CN8         Cache slot               SL1

  Power LED &          CN9 pins 1 -    MediaBus slot            SL2
  keylock                   5

  Speaker              CN9 pins 7 -
                            10

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     On board I/O enabled                    JP1           Pins 1 & 2
                                                              closed

      On board I/O disabled                   JP1           Pins 2 & 3
                                                              closed

     Flash BIOS normal operation             JP2           Pins 1 & 2
                                                              closed

      Flash BIOS boot block enabled           JP2           Pins 2 & 3
                                                              closed

     CMOS memory normal operation            JP7              Open

      CMOS memory clear                       JP7             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

        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. Banks are interchangeable.

                            CACHE CONFIGURATION

      Size           Bank 0              SL1                  TAG

    256KB (A)      (2) 32K x 32     Not installed       (1) 16K/32K x 8

    256KB (B)         None           256KB module       (1) 16K/32K x 8
                                      installed

    512KB (A)      (2) 64K x 32     Not installed       (1) 16K/32K x 8

    512KB (B)         None           512KB module       (1) 16K/32K x 8
                                      installed

    512KB (C)      (2) 32K x 32      256KB module       (1) 16K/32K x 8
                                      installed

  Note: If cache module has TAG installed, leave TAG socket empty.

        CACHE JUMPER CONFIGURATION

        Size                 JP5

      256KB (A)       Pins 1 & 2 closed

      256KB (B)       Pins 1 & 2 closed

      512KB (A)       Pins 2 & 3 closed

      512KB (B)       Pins 2 & 3 closed

      512KB (C)       Pins 2 & 3 closed

                       CACHEABLE SIZE CONFIGURATION

                   Size                                 JP4

           64MB(burst or M cache)               Pins 1 & 2 closed

              512MB (burst only)                 Pins 2 & 3 closed

                        CPU SPEED SELECTION (CYRIX)

    CPU       Clock    Multiplier    JP8    JP9    JP10    JP11     JP12
  speed      speed

  166MHz     66MHz         2x        2 &    1 &    2 & 3   2 & 3   1 & 2
                                      3      2

  Note: Pins designated should be in the closed position.

                         CPU SPEED SELECTION (AMD)

    CPU       Clock    Multiplier    JP8    JP9    JP10    JP11     JP12
  speed      speed

  75MHz      50MHz        1.5x       2 &    2 &    2 & 3   1 & 2   1 & 2
                                      3      3

  90MHz      60MHz        1.5x       2 &    2 &    1 & 2   1 & 2   1 & 2
                                      3      3

  100MHz     66MHz        1.5x       2 &    1 &    2 & 3   1 & 2   1 & 2
                                      3      2

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

    CPU       Clock    Multiplier    JP8    JP9    JP10    JP11     JP12
  speed      speed

  75MHz      50MHz        1.5x       2 &    2 &    2 & 3   1 & 2   1 & 2
                                      3      3

  90MHz      60MHz        1.5x       2 &    2 &    1 & 2   1 & 2   1 & 2
                                      3      3

  100MHz     66MHz        1.5x       2 &    1 &    2 & 3   1 & 2   1 & 2
                                      3      2

  120MHz     60MHz         2x        2 &    2 &    1 & 2   2 & 3   1 & 2
                                      3      3

  133MHz     66MHz         2x        2 &    1 &    2 & 3   2 & 3   1 & 2
                                      3      2

  150MHz     60MHz        2.5x       2 &    2 &    1 & 2   2 & 3   1 & 2
                                      3      3

  166MHz     66MHz        2.5x       2 &    1 &    2 & 3   2 & 3   2 & 3
                                      3      2

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

  Note: Pins designated should be in the closed position.

                      CPU VOLTAGE SELECTION (SINGLE)

                Voltage                                JP17

               3.3v - 3.465v                    Pins 1 & 2 closed

                 3.4v - 3.6v                     Pins 2 & 3 closed

       CPU VOLTAGE SELECTION (DUAL)

       Voltage               JP20

        2.5v          Pins 1 & 2 closed

        2.7v          Pins 3 & 4 closed

        2.8v          Pins 5 & 6 closed

        2.9v          Pins 7 & 8 closed

