ASUS COMPUTER INTERNATIONAL

P/I-P55TP4N

Processor             Pentium
Processor Speed       75/90/100/120/133/150/166MHz
Chip Set              Intel
Video Chip Set        None
Maximum Onboard       128MB DRAM (EDO supported)
Memory
Maximum Video Memory  None
Cache                 256/5128KB
BIOS                  Award
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, MediaBus slot
NPU Options           None

[Image]

                                CONNECTIONS

  Purpose               Location      Purpose                 Location

  Serial port 1            CN1        Turbo LED            CON1 pins 12 &
                                                                 13

  Serial port 2            CN2        Green PC connector   CON1 pins 14 &
                                                                 15

  Parallel port            CN3        Reset switch         CON1 pins 19 &
                                                                 20

  Floppy drive             CN4        IDE interface LED         JP17
  interface

  IDE interface 1          CN5        Chassis fan power         JP30

  IDE interface 2          CN6        IR connector              JP31

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

  Power LED &         CON1 pins 1 -   Cache slot                SL1
  keylock                   5

  Speaker             CON1 pins 7 -   MediaBus slot             SL2
                           10

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

  »   On board multi I/O enabled              JP4           Pins 1 & 2
                                                              closed

      On board multi I/O disabled             JP4           Pins 2 & 3
                                                              closed

  »   Flash BIOS write protect disabled       JP5           Pins 1 & 2
                                                              closed

      Flash BIOS write protect enabled        JP5           Pins 2 & 3
                                                              closed

  »   PS/2 mouse IRQ12 disabled               JP7           Pins 2 & 3
                                                              closed

      PS/2 mouse IRQ12 enabled                JP7           Pins 1 & 2
                                                              closed

  »   CMOS memory normal operation            JP13             Open

      CMOS memory clear                       JP13            Closed

             DRAM CONFIGURATION

     Size          Bank 0        Bank 1

      8MB        (2) 1M x 36      None

      8MB           None       (2) 1M x 36

     16MB        (2) 2M x 36      None

     16MB           None       (2) 2M x 36

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

     24MB        (2) 2M 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) 4M x 36   (2) 1M x 36

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

     48MB        (2) 4M x 36   (2) 2M x 36

     48MB        (2) 2M x 36   (2) 4M x 36

     64MB        (2) 8M x 36      None

     64MB           None       (2) 8M x 36

     64MB        (2) 4M x 36   (2) 4M x 36

     72MB        (2) 8M x 36   (2) 1M x 36

     72MB        (2) 1M x 36   (2) 8M x 36

     80MB        (2) 8M x 36   (2) 2M x 36

         DRAM CONFIGURATION (CON’T)

     Size          Bank 0        Bank 1

     80MB        (2) 2M x 36   (2) 8M x 36

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

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

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

  Note: Board accepts EDO memory.

                            CACHE CONFIGURATION

          Size                   Bank 0                     SL1

        256KB (A)             (2) 32K x 32                 None

        256KB (B)                 None            256KB module installed

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

        512KB (B)                 None            512KB module installed

                  CACHE JUMPER CONFIGURATION

        Size                 JP12                 JP16

     256KB (A/B)       Pins 2 & 3 closed   Pins 2 & 3 closed

     512KB (A/B)       Pins 1 & 2 closed   Pins 1 & 2 closed

                            CPU SPEED SELECTION

    CPU     Clock    Multiplier    JP14      JP15     JP26   JP27   JP28
  Speed     Speed

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

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

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

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

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

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

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

                 CPU VOLTAGE SELECTION

   Voltage        JP22          JP23          JP24

  3.4v (STD)     Closed         Open          Open

  3.5v (VRE)      Open         Closed         Open