COMPAQ COMPUTER CORPORATION

PRESARIO 7100 SERIES (PENTIUM SYSTEM)

Processor                 Pentium
Processor Speed           75/90/100MHz
Chip Set                  UMC
Video Chip Set            Trio
Maximum Onboard Memory    128MB
Maximum Video Memory      2MB
Cache                     256KB
BIOS                      Unidentified
Dimensions                330mm x 218mm
I/O Options               Floppy drive interface, IDE interfaces (2),
                          parallel port, PS/2 mouse port, serial port, VGA
                          VESA feature connector, VGA port, riser slot,
                          speaker/headphone out connector, line in
                          connector, audio line in connector, game/MIDI
                          connector, CD-ROM audio in connector, modem
                          connector, microphone connector
NPU Options               None

[Image]

                                CONNECTIONS

  Purpose                    Location     Purpose              Location

  PS/2 mouse port               J2        VGA VESA feature        J16
                                          connector

  Speaker/headphone out         J3        IDE interface 2         J18
  connector

  Audio line in connector       J4        IDE interface 1         J19

  Microphone in connector       J5        Floppy drive            J20
                                          interface

  Parallel port                 J6        IDE interface LED      J201

  VGA port                      J7        Modem connector        J202

  CD-ROM audio in               J10       Riser slot              SL1
  connector

  Serial port                   J13       Volume control          VR1

  Game/MIDI interface           J15

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

  »   ESS1688 sound subsystem enabled         JP4              Open

      ESS1688 sound subsystem disabled        JP4             Closed

  »   CMOS memory normal operation           JP201          Pins 2 & 3
                                                              closed

      CMOS memory clear                      JP201          Pins 1 & 2
                                                              closed

                            DRAM CONFIGURATION

     Size          Bank 0        Bank 1         Bank 2         Bank 3

     2MB         (1) 256K x     (1) 256K x       None           None
                     36            36

     4MB         (1) 512K x     (1) 512K x       None           None
                     36            36

     4MB         (1) 256K x     (1) 256K x     (1) 256K x   (1) 256K x 36
                     36            36             36

     8MB        (1) 1M x 36    (1) 1M x 36       None           None

     8MB         (1) 512K x     (1) 512K x     (1) 512K x   (1) 512K x 36
                     36            36             36

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

     16MB       (1) 2M x 36    (1) 2M x 36       None           None

     32MB       (1) 4M x 36    (1) 4M x 36       None           None

     32MB       (1) 2M x 36    (1) 2M x 36    (1) 2M x 36    (1) 2M x 36

     48MB       (1) 2M x 36    (1) 2M x 36    (1) 4M x 36    (1) 4M x 36

     48MB       (1) 4M x 36    (1) 4M x 36    (1) 2M x 36    (1) 2M x 36

     64MB       (1) 8M x 36    (1) 8M x 36       None           None

     64MB       (1) 4M x 36    (1) 4M x 36    (1) 4M x 36    (1) 4M x 36

    128MB       (1) 8M x 36    (1) 8M x 36    (1) 8M x 36    (1) 8M x 36

            CACHE CONFIGURATION

     Size          Bank 0          TAG

     256KB       (8) 32K x 8   (1) 32K x 8

                VIDEO MEMORY CONFIGURATION

    Size         U5         U6          U7          U10

    1MB         None       512KB       None        512KB

    2MB        512KB       512KB       512KB       512KB

            Note: The size of the chips is unidentified.

                            CPU SPEED SELECTION

       CPU speed              Clock speed                   JP7

         75MHz                   50MHz               Pins 1 & 2 closed

         90MHz                   60MHz               Pins 3 & 4 closed

         100MHz                  66MHz               Pins 1 & 2, 5 & 6
                                                          closed