
COMPAQ COMPUTER CORPORATION

PRESARIO 5500 SERIES

Processor                Pentium
Processor Speed          75/90MHz
Chip Set                 Unidentified
Video Chip Set           Unidentified
Maximum Onboard Memory   72MB (EDO supported)
Maximum Video Memory     1MB
Cache                    None
BIOS                     Unidentified
Dimensions               254mm x 218mm
I/O Options              PS/2 mouse port, LPB/MPEG connector, parallel
                         port, audio line out connector, audio line in
                         connector, MGEG connector, feature connector,
                         microphone in connector, speaker/headphone out
                         connector, serial port, wavetable connector,
                         game/MIDI port, MPEG audio connector, riser slot
NPU Options              None

[Image]

                                CONNECTIONS

  Purpose             Location     Purpose                     Location

  PS/2 mouse port        J1        Microphone in connector        J14

  LPB/MPEG               J4        Speaker/headphone out          J16
  connector                        connector

  Parallel port          J5        Serial port                    J17

  Audio line out         J7        Wavetable connector            J18
  connector

  Audio line in          J9        Game/MIDI port                 J21
  connector

  MPEG connector         J10       MPEG audio connector           P7

  External battery       J12       Riser slot                     SL1

  Feature connector      J13

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation             P1             Closed

      CMOS memory clear                        P1              Open

                            DRAM CONFIGURATION

          Size                   Bank 0                   Bank 1

          8MB                      8MB                     None

          10MB                     8MB                 (2) 256K x 36

          12MB                     8MB                 (2) 512K x 36

          16MB                     8MB                  (2) 1M x 36

          24MB                     8MB                  (2) 2M x 36

          40MB                     8MB                  (2) 4M x 36

          72MB                     8MB                  (2) 8M x 36

            Note: Bank 0 is factory installed and is not configurable.
            The location is unidentified. Board also accepts x 32 SIMMs.
            Board accepts EDO memory.

              VIDEO MEMORY CONFIGURATION

           Size                  VIDEO (J2/J3)

            2MB             Memory module installed

         CPU BUS SPEED SELECTION

     Clock speed              P3

        40MHz         Pins 2 & 3 closed

        50MHz         Pins 1 & 2 closed

        60MHz         Pins 3 & 4 closed

        66MHz         Pins 4 & 5 closed

                    CPU MULTIPLIER SELECTION

           Multiplier                         P2

              1.5x               Pins A1 & A2, B1 & B2 closed

               2x                Pins A2 & A3, B1 & B2 closed

              2.5x               Pins A2 & A3, B2 & B3 closed

               3x                Pins A1 & A2, B2 & B3 closed

  Note: The location of A & B is unidentified.

                      MISCELLANEOUS TECHNICAL NOTE

  The location of pin 1 on all jumpers and connectors is unidentified.

