MICRONICS COMPUTERS, INC.

M55HI-PLUS

Processor             Pentium
Processor Speed       90/100/120/133/150/166/200MHz
Chip Set              Intel
Video Chip Set        None
Maximum Onboard       256MB (EDO supported)
Memory
Maximum Video Memory  None
Cache                 512KB
BIOS                  Phoenix
Dimensions            330mm x 218mm
I/O Options           32-bit PCI slots (4), bus mouse port, CD-ROM audio
                      input connector, floppy drive interface, IDE
                      interfaces (2), parallel port, PS/2 mouse port,
                      serial ports (2), IR connector, USB connectors (2),
                      microphone connector, audio line in connector, audio
                      line out connector, external audio connector,
                      wavetable connector, game/MIDI port
NPU Options           None

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                 Location

  Microphone in             J1        Serial port 1             J19
  connector

  Audio line in             J2        IDE interface 2           J25
  connector

  Audio line out            J3        IDE interface 1           J27
  connector

  Speaker out               J4        Floppy drive              J28
  connector                           interface

  Game/MIDI port            J5        32-bit PCI slots       PC1 - PC4

  USB connector             J6        System power on/off   U50 pins 1 &
                                      connector                  2

  USB connector             J7        IR connector          U50 pins 6 -
                                                                 10

  PS/2 mouse port           J8        Reset switch          U50 pins 12 &
                                                                 13

  CD-ROM audio              J13       Speaker               U50 pins 14 -
  connector                                                      17

  Wavetable connector       J14       Power LED & keylock   U50 pins 18 -
                                                                 22

  Modem connector           J15       IDE interface LED     U50 pins 23 &
                                                                 24

  External audio            J16       Turbo LED             U50 pins 25 &
  connector                                                      26

  Parallel port             J17       Case fan connector         W3

  Serial port 2             J18       Chassis fan power          W9

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

  »   Flash BIOS normal operation              W8           Pins 1 & 2
                                                              closed

      Flash BIOS recovery mode                 W8           Pins 2 & 3
                                                              closed

  »   CMOS memory normal operation            W10           Pins 1 & 2
                                                              closed

      CMOS memory clear                       W10           Pins 2 & 3
                                                              closed

  »   System soft power down enabled          W14              Open

      System soft power down disabled         W14             Closed

                        DRAM CONFIGURATION

         Size                 Bank 0                Bank 1

         8MB               (2) 1M x 36               None

         16MB              (2) 2M x 36               None

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

         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

        128MB              (2) 16M x 36              None

        256MB              (2) 16M x 36          (2) 16M x 36

  Note: Board accepts EDO memory. Board also accepts x 32 SIMMs.

           DRAM JUMPER CONFIGURATION

  Cacheable DRAM range            W12

         Normal                  Open

        Extended                Closed

                    CACHE CONFIGURATION

  Note: The location of the 512KB cache is unidentified.

                       CPU SPEED SELECTION

   Speed       W1         W2         W4         W5         W6

   90MHz     Closed      Open      Closed      Open       Open

  100MHz      Open      Closed      Open       Open       Open

  120MHz     Closed      Open      Closed      Open      Closed

  133MHz      Open      Closed      Open       Open      Closed

  150MHz     Closed      Open      Closed     Closed     Closed

  166MHz      Open      Closed      Open      Closed     Closed

  200MHz      Open      Closed      Open      Closed      Open

  CPU TYPE SELECTION

   Type         W7

    VR        Closed

    VRE        Open

                          AT BUS CLOCK SELECTION

                Speed                                  W13

  »                 1/4                              Closed

                    1/3                               Open