MICRONICS COMPUTERS, INC

M54SI

Processor              Pentium
Processor Speed        75/90/100MHz
Chip Set               Unidentified
Max. Onboard DRAM      128MB
Cache                  256/512KB
BIOS                   Phoenix
Dimensions             330mm x 218mm
I/O Options            32-bit PCI slots (3), floppy drive interface, IDE
                       interfaces (2), parallel port, PS/2 mouse
                       interface, serial ports (2)
NPU Options            None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  Parallel port              J10       Turbo switch               W12

  Floppy drive               J11       Turbo LED                  W13
  interface

  Serial port 1              J12       Reset switch               W15

  Serial port 2              J13       Speaker                    W16

  IDE interface (IDE)        J14       Auxiliary keyboard         W18
                                       connector

  IDE interface (PCI)        J15       Power LED & keylock        W19

  PS/2 mouse interface       J32       IDE interface LED          W27

  32-bit PCI slots        PCI - PC3

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Factory configured - do not              J1              N/A
      alter

      Factory configured - do not             J19              N/A
      alter

  »   Cache type select write back             W1              Open

      Cache type select write through          W1             Closed

  »   CPU clock speed select 1.5x              W2              Open

      CPU clock speed select 2x                W2             Closed

  »   Factory configured - do not              W9           pins 2 & 3
      alter                                                   closed

  »   Flash BIOS write protect                W10             Closed
      disabled

      Flash BIOS write protect enabled        W10              Open

  »   CMOS memory normal operation            W17           pins 1 & 2
                                                              closed

      CMOS memory clear                       W17           pins 2 & 3
                                                              closed

  »   Monitor type select color               W20             Closed

      Monitor type select monochrome          W20              Open

  »   PS/2 mouse disabled                     W21              Open

      PS/2 mouse enabled                      W21             Closed

  »   Factory configured - do not             W31           pins 1 & 2
      alter                                                   closed

  »   Factory configured - do not             W32           pins 1 & 2
      alter                                                   closed

  »   Factory configured - do not             W33           pins 1 & 2
      alter                                                   closed

  »   Factory configured - do not             W34           pins 1 & 2
      alter                                                   closed

  »   Factory configured - do not             W35           pins 2 & 3
      alter                                                   closed

  Note: The location of W21 is unidentified.

             DRAM CONFIGURATION

     Size          Bank 0        Bank 1

      8MB        (2) 1M x 36      NONE

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

     16MB        (2) 2M x 36      NONE

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

     32MB        (2) 4M x 36      NONE

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

     40MB        (2) 4M x 36   (2) 1M x 36

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

     64MB        (2) 8M x 36      NONE

     64MB        (2) 4M x 36   (2) 4M x 36

     72MB        (2) 8M x 36   (2) 1M x 36

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

     96MB        (2) 8M x 36   (2) 4M x 36

     128MB       (2) 8M x 36   (2) 8M x 36

                      CACHE CONFIGURATION

      Size          Bank 0          Bank 1          Bank 2

     256KB        (8) 32K x 8        NONE            NONE

     512KB        (8) 32K x 8     (4) 32K x 8    (4) 32K x 8

  Note: Bank 0 is factory installed and is not configurable.

                        CACHE JUMPER CONFIGURATION

      Size               W6                 W7                 W8

      256KB           pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      512KB           pins 2 & 3        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

             CPU SPEED CONFIGURATION

  Speed       W3        W4        W5       W38

  75MHz     Closed    Closed     Open      Open

  90MHz     Closed     Open     Closed     Open

  100MHz     Open     Closed     Open     Closed

                    IDE DMA CONFIGURATION

         DMA                 W25                  W26

      Disabled               Open                 Open

        DMA6           pins 1 & 2 closed   pins 1 & 2 closed

        DMA7           pins 2 & 3 closed   pins 2 & 3 closed

                    DMA ECP CONFIGURATION

         DMA                 W22                  W23

      Disabled               Open                 Open

        DMA1           pins 1 & 2 closed   pins 1 & 2 closed

        DMA3           pins 2 & 3 closed   pins 2 & 3 closed

                           IDE IRQ CONFIGURATION

     ISA IDE          PCI IDE              W24                 W29

      IRQ14            IRQ15            pins 2 & 3      pins 1 & 2 closed
                                         closed

      IRQ14             None              Open          pins 1 & 2 closed

      None              None              Open                Open

      None             IRQ15            pins 2 & 3            Open
                                         closed