MITAC INTERNATIONAL CORPORATION

PB5400T

Processor             Pentium
Processor Speed       75/90/100/120/133/150/166MHz
Chip Set              Intel
Video Chip Set        None
Maximum Onboard       256MB (EDO supported)
Memory
Maximum Video Memory  None
Cache                 256/512KB
BIOS                  Award
Dimensions            254mm x 218mm
I/O Options           32-bit PCI slots (4), floppy drive interface, green
                      PC connector, IDE interfaces (2), parallel port,
                      PS/2 mouse port, serial ports (2), cache slot
NPU Options           None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  PS/2 mouse port             J2       Speaker                    J16

  Parallel port               J7       Reset switch               J17

  Serial port 2               J8       IDE interface LED          J18

  Serial port 1               J9       Green PC connector         J19

  Floppy drive interface     J11       Power LED & keylock        J21

  Chassis fan power          J12       Cache slot                 SL1

  IDE interface 1            J14       32-bit PCI slots         PC1 - PC4

  IDE interface 2            J15

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

  »   CMOS memory normal operation            JP3           Pins 2 & 3
                                                              closed

      CMOS memory clear                       JP3           Pins 1 & 2
                                                              closed

      Voltage source select VCC2/VCC3         JP6              Open

      Voltage source select VCC3              JP6             Closed

                            DRAM CONFIGURATION

          Size                    Bank 0                   Bank 1

           4MB                (2) 512K x 36                 None

           8MB                 (2) 1M x 36                  None

           8MB                (2) 512K x 36            (2) 512K x 36

          16MB                 (2) 2M x 36                  None

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

          32MB                 (2) 4M x 36                  None

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

          64MB                 (2) 8M x 36                  None

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

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

          128MB                (2) 16M x 36                 None

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

  Note: Board accepts EDO memory. Board also accepts x 32 SIMMs. Banks
  are interchangeable.

                            CACHE CONFIGURATION

          Size                   Bank 0                     SL1

          256KB               (2) 32K x 32             Not installed

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

          512KB                   None            512KB module installed

  CACHE JUMPER CONFIGURATION

     Size           JP100

     256KB           Open

     512KB          Closed

  ON BOARD CACHE SIZE CONFIGURATION

       Size                JP2

        0KB               Open

       256KB             Closed

                     ON BOARD CACHE CONFIGURATION

               Size                               JP101

              Enabled                       Pins 1 & 2 closed

             Disabled                       Pins 2 & 3 closed

  Note: If 512KB cache is installed at SL1, disable on board cache.

                            CPU SPEED SELECTION

   CPU speed      Clock speed     Multiplier        JP4           JP5

     75MHz           50MHz           1.5x        1 & 2, 3 &      Open
                                                     4

     90MHz           60MHz           1.5x          3 & 4         Open

     100MHz          66MHz           1.5x          1 & 2         Open

     120MHz          60MHz            2x           3 & 4         1 & 2

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

     150MHz          60MHz           2.5x          3 & 4         3 & 4

     166MHz          66MHz           2.5x          1 & 2       1 & 2, 3 &
                                                                   4

  Note: Pins designated should be in the closed position.

            CPU TYPE SELECTION

        Type                JP102

        P54C          Pins 1 & 2 closed

        P55C          Pins 2 & 3 closed

   CPU VOLTAGE SELECTION

   Voltage         JP7

  3.3v (STD)      Open

  3.5v (VRE)     Closed