DELL COMPUTER CORPORATION

OPTIPLEX E1

Device Type              Mainboard
Processor                Celeron
Processor Speed          233/266/300/333MHz
Chip Set                 Intel 440EX
Video Chip Set           ATI
Maximum Onboard Memory   256MB (SDRAM supported)
Maximum Video Memory     4MB
Audio Chip Set           Crystal Semiconductor
Cache                    32KB
BIOS                     Unidentified
Dimensions               305mm x 244mm
I/O Options              Ethernet 10BaseT connector, floppy drive
                         interface, IDE interfaces (2), parallel port,
                         PS/2 mouse port, serial ports (2), VGA port,
                         riser slot, USB connectors (2), ATX power
                         connector, line in, line out, microphone in,
                         audio in - CD-ROM

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                 Location

  ATX power connector         ATX       VGA port                  CN5

  Telephony connector         C1        Serial port 2             CN6

  Audio in - CD-ROM           C2        USB connector 1           CN7

  CPU fan power               C3        USB connector 2           CN8

  Front panel connector       C4        PS/2 mouse port           CN9

  3.3v power                  C5        Parallel port             CN10

  Chassis intrusion           C6        Serial port 1             CN11
  connector

  ATI multimedia              C7        Floppy drive              CN12
  connector                             interface

  Line in                     CN1       IDE interface 2           CN13

  Line out                    CN2       IDE interface 1           CN14

  Microphone in               CN3       Riser slot                SL1

  Ethernet 10BaseT            CN4
  connector

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

  »   Factory configured - do not alter        J5              Open

      Password enabled                         J6             Closed

      Password disabled                        J6              Open

              DIMM CONFIGURATION

      Size          Bank 0          Bank 1

      8MB         (1) 1M x 64        None

      16MB        (1) 2M x 64        None

      16MB        (1) 1M x 64    (1) 1M x 64

      24MB        (1) 2M x 64    (1) 1M x 64

      32MB        (1) 4M x 64        None

      32MB        (1) 2M x 64    (1) 2M x 64

      40MB        (1) 4M x 64    (1) 1M x 64

      48MB        (1) 4M x 64    (1) 2M x 64

      64MB        (1) 8M x 64        None

      64MB        (1) 4M x 64    (1) 4M x 64

      72MB        (1) 8M x 64    (1) 1M x 64

      80MB        (1) 8M x 64    (1) 2M x 64

     128MB        (1) 16M x 64       None

     128MB        (1) 8M x 64    (1) 8M x 64

     136MB        (1) 16M x 64   (1) 1M x 64

     144MB        (1) 16M x 64   (1) 2M x 64

     160MB        (1) 16M x 64   (1) 4M x 64

     192MB        (1) 16M x 64   (1) 8M x 64

     256MB        (1) 16M x 64   (1) 16M x 64

  Note: Board accepts SDRAM memory.

                CACHE CONFIGURATION

  Note: 32KB cache is located on the Celeron CPU.

                        VIDEO MEMORY CONFIGURATION

          Size                    Bank 0                   Bank 1

           2MB                     2MB                      None

           4MB                     2MB                      2MB

  Note: The location of bank 0 is unidentified. The chip size is
  unidentified.

                            CPU SPEED SELECTION

    CPU      Clock    Multiplier      J1        J2        J3        J4
  speed     speed

  233MHz    66MHz        3.5x        Open      Open      Open     Closed

  266MHz    66MHz         4x         Open      Open     Closed     Open

  300MHz    66MHz        4.5x        Open     Closed     Open      Open

  333MHz    66MHz         5x        Closed     Open      Open      Open