
AQUARIUS SYSTEMS, INC.

MB-5ATR

Processor        CX M1/AM K5/Pentium
Processor Speed  75/90/100/120/133/150/166/180/200MHz
Chip Set         Intel
Max. Onboard     512MB
DRAM
Cache            256/512KB
BIOS             AMI
Dimensions       330mm x 220mm
I/O Options      32-bit PCI slots (4), floppy drive interface, IDE
                 interfaces (2), parallel port, PS/2 mouse interface,
                 serial ports (2), VGA feature connector, VGA interface,
                 VRM connector, cache slot
NPU Options      None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  PS/2 mouse                CN1        VRM connector            CN10
  interface

  Serial port 1             CN2        Power LED &          J6 pins 1 - 5
                                       keylock

  Serial port 2             CN3        Turbo LED             J6 pins 7 &
                                                                 17

  Floppy drive              CN4        Reset switch          J6 pins 8 &
  interface                                                      18

  Parallel port             CN5        Speaker               J6 pins 11 -
                                                                 14

  IDE interface 1           CN6        IDE interface LED     J6 pins 19 &
                                                                 20

  IDE interface 2           CN7        Cache slot                SL1

  VGA interface             CN8        32-bit PCI slots       PC1 - PC4

  VGA feature               CN9
  connector

  Note: CN9 & CN10 may not be present on all boards.

                        USER CONFIGURABLE SETTINGS

                Function                    Jumper           Position

                                           X1 - X12            N/A

     CMOS memory normal operation           JP15              Open

      CMOS memory clear                      JP15             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

     6MB         (1) 256K x    (1) 256K x     (1) 512K x    (1) 512K 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

     10MB        (1) 256K x    (1) 256K x    (1) 1M x 36     (1) 1M x 36
                    36             36

     12MB        (1) 512K x    (1) 512K x    (1) 1M x 36     (1) 1M x 36
                    36             36

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

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

     18MB        (1) 256K x    (1) 256K x    (1) 2M x 36     (1) 2M x 36
                    36             36

     20MB        (1) 512K x    (1) 512K x    (1) 2M x 36     (1) 2M x 36
                    36             36

     24MB       (1) 1M x 36   (1) 1M x 36    (1) 2M x 36     (1) 2M x 36

     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

     34MB        (1) 256K x    (1) 256K x    (1) 4M x 36     (1) 4M x 36
                    36             36

     36MB        (1) 512K x    (1) 512K x    (1) 4M x 36     (1) 4M x 36
                    36             36

     40MB       (1) 1M x 36   (1) 1M x 36    (1) 4M x 36     (1) 4M x 36

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

     66MB        (1) 256K x    (1) 256K x    (1) 8M x 36     (1) 8M x 36
                    36             36

     68MB        (1) 512K x    (1) 512K x    (1) 8M x 36     (1) 8M x 36
                    36             36

     72MB       (1) 1M x 36   (1) 1M x 36    (1) 8M x 36     (1) 8M x 36

     80MB       (1) 2M x 36   (1) 2M x 36    (1) 8M x 36     (1) 8M x 36

                        DRAM CONFIGURATION (CON'T)

     Size          Bank 0          Bank 1        Bank 2         Bank 3

     96MB        (1) 4M x 36    (1) 4M x 36    (1) 8M x 36   (1) 8M x 36

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

     128MB       (1) 16M x 36   (1) 16M x 36      NONE           NONE

     130MB        (1) 256K x     (1) 256K x     (1) 16M x    (1) 16M x 36
                     36              36            36

     132MB        (1) 512K x     (1) 512K x     (1) 16M x    (1) 16M x 36
                     36              36            36

     136MB       (1) 1M x 36    (1) 1M x 36     (1) 16M x    (1) 16M x 36
                                                   36

     144MB       (1) 2M x 36    (1) 2M x 36     (1) 16M x    (1) 16M x 36
                                                   36

     160MB       (1) 4M x 36    (1) 4M x 36     (1) 16M x    (1) 16M x 36
                                                   36

     192MB       (1) 8M x 36    (1) 8M x 36     (1) 16M x    (1) 16M x 36
                                                   36

     256MB       (1) 16M x 36   (1) 16M x 36    (1) 16M x    (1) 16M x 36
                                                   36

     256MB       (1) 32M x 36   (1) 32M x 36      NONE           NONE

     264MB       (1) 1M x 36    (1) 1M x 36     (1) 32M x    (1) 32M x 36
                                                   36

     272MB       (1) 2M x 36    (1) 2M x 36     (1) 32M x    (1) 32M x 36
                                                   36

     288MB       (1) 4M x 36    (1) 4M x 36     (1) 32M x    (1) 32M x 36
                                                   36

     320MB       (1) 8M x 36    (1) 8M x 36     (1) 32M x    (1) 32M x 36
                                                   36

     384MB       (1) 16M x 36   (1) 16M x 36    (1) 32M x    (1) 32M x 36
                                                   36

     512MB       (1) 32M x 36   (1) 32M x 36    (1) 32M x    (1) 32M x 36
                                                   36

  Note: The exact location of the banks is unidentified.

                    CACHE CONFIGURATION (ASYNCHRONOUS)

       Size            Bank 0           Bank 1               TAG

      256KB          (4) 32K x 8      (4) 32K x 8    (1) 16K/32K/64K x 8

      512KB          (4) 64K x 8      (4) 64K x 8    (1) 16K/32K/64K x 8

                     CACHE CONFIGURATION (SYNCHRONOUS)

       Size              U14               U16                SL1

       256KB         (1) 32K x 32     (1) 32K x 32       Not installed

       256KB             NONE             NONE             Installed

       512KB         (1) 32K x 32     (1) 32K x 32         Installed

  Note: If synchronous cache is used, remove all chips from Bank 0, Bank
  1 and TAG.

  CACHE JUMPER CONFIGURATION

     Size            JP8

     256KB           Open

     512KB          Closed

                          CPU TYPE CONFIGURATION

    Type          JP7           RS1             RS2             RS3

    CX M1       Closed     Not installed     Installed     Not installed

    AM K5        Open      Not installed   Not installed     Installed

   Pentium       Open        Installed     Not installed   Not installed

  Note: JP7 is used only if U14 & U16 are installed.

             CPU SPEED CONFIGURATION

  Speed      JP17      JP18      JP19      JP20

  75MHz     Closed    Closed     Open      Open

  90MHz      Open     Closed     Open      Open

  100MHz    Closed     Open      Open      Open

  120MHz     Open     Closed    Closed     Open

  133MHz    Closed     Open     Closed     Open

  150MHz     Open     Closed    Closed    Closed

  166MHz    Closed     Open     Closed    Closed

  180MHz     Open     Closed     Open     Closed

  200MHz    Closed     Open      Open     Closed

                         CPU VOLTAGE CONFIGURATION

       Voltage              JP21              JP22              JP23

          3.3v            Closed             Open              Open

          3.4v             Open             Closed             Open

          3.6v             Open              Open             Closed

                            VIDEO CONFIGURATION

           Setting                     JP14                  JP16

            Enabled            pins 2 & 3 closed           Closed

            Disabled           pins 2 & 3 closed            Open

