DELL COMPUTER CORPORATION

DIMENSION PXXXT

Processor                Pentium
Processor Speed          75/90/100/120/133MHz
Chip Set                 Intel
Video Chip Set           S3
Maximum Onboard Memory   128MB (EDO supported)
Maximum Video Memory     2MB
Cache                    256KB
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 port, serial ports (2), VESA
                         feature connector, VGA interface, cache slot, IR
                         connector, ATX power connector
NPU Options              None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  ATX power connector        ATX       Serial port 1              CN2

  Reset switch                C1       Serial port 2              CN3

  Power LED & keylock         C2       PS/2 mouse port            CN4

  IDE interface LED           C3       VESA feature               CN5
                                       connector

  Speaker                     C4       IDE interface 2            CN6

  Chassis fan power           C5       IDE interface 1            CN7

  IR connector                C6       Floppy drive               CN8
                                       interface

  Green PC connector          C7       Parallel port              CN9

  Chassis fan power           C8       32-bit PCI slots         PC1 – PC4

  Soft off power supply       C9       Cache slot                 SL1

  VGA interface              CN1

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

  »   Factory configured - do not          J1N1          Unidentified
      alter

  »   Factory configured - do not          SW1/1              Off
      alter

  »   Password enabled                     SW1/3              Off

      Password disabled                    SW1/3              On

  »   CMOS memory normal operation         SW1/4              Off

      CMOS memory clear                    SW1/4              On

  »   Setup access enabled                 SW1/5              Off

      Setup access disabled                SW1/5              On

             DRAM CONFIGURATION

     Size          Bank 0        Bank 1

      8MB        (2) 1M x 32      None

     16MB        (2) 2M x 32      None

     16MB        (2) 1M x 32   (2) 1M x 32

     24MB        (2) 2M x 32   (2) 1M x 32

     32MB        (2) 4M x 32      None

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

     40MB        (2) 4M x 32   (2) 1M x 32

     48MB        (2) 4M x 32   (2) 2M x 32

     64MB        (2) 8M x 32      None

     64MB        (2) 4M x 32   (2) 4M x 32

     72MB        (2) 8M x 32   (2) 1M x 32

     80MB        (2) 8M x 32   (2) 2M x 32

     96MB        (2) 8M x 32   (2) 4M x 32

     128MB       (2) 8M x 32   (2) 8M x 32

  Note: Board accepts EDO memory.

                CACHE CONFIGURATION

           Size                      SL1

          256KB            256KB module installed

                        VIDEO MEMORY CONFIGURATION

          Size                   Bank 0                   Bank 1

          1MB                     1MB                      None

          2MB                     1MB                  (2) 256K x 16

  Note: Bank 0 is factory installed and is not configurable. The location
  is unidentified.

                            CPU SPEED SELECTION

  CPU speed      Clock     Multiplier      SW1/6       SW1/7      SW1/8
                speed

    75MHz       50MHz         1.5x          Off         On         Off

    90MHz       60MHz         1.5x          Off         Off        Off

   100MHz       66MHz         1.5x          Off         On          On

   120MHz       60MHz          2x           On          Off        Off

   133MHz       66MHz          2x           On          On          On

     CPU VOLTAGE SELECTION

    Voltage          SW1/2

      3.3v            Off

  3.45v – 3.6v        On