TEKNOR INDUSTRIAL COMPUTERS, INC.

VIPER 820

Processor            Pentium
Processor Speed      75/100/120/133/150/166/200/MHz
Chip Set             Intel
Video Chip Set       Cirrus Logic
Maximum Onboard      256MB
Memory
Maximum Video Memory 1MB
Cache                256KB
BIOS                 Award
Dimensions           181mm x 122mm
I/O Options          Floppy drive interface, IDE interface, SCSI
                     interface, green PC connector, parallel port, PS/2
                     mouse interface, serial ports (2), VGA port, VGA
                     feature connector, flat panel connector, PC/104
                     connectors (2)
NPU Options          None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  IDE interface              J1        Flat panel connector       J9

  Floppy drive               J2        Serial port 1              J10
  interface

  Keyboard, speaker,         J3        PS/2 mouse interface       J11
  reset, LED

  Serial port 2              J4        Power connector            J12

  SCSI interface             J5        VGA port                   J13

  Green PC connector         J6        Parallel port              J19

  Chassis fan power          J7        PC/104 connectors        P1 & P2

  VGA feature                J8        Regulator connector        P3
  connector

                        USER CONFIGURABLE SETTINGS

                  Function                      Label        Position

  »   Power fail monitoring disabled             W8            Open

      Power fail monitoring enabled              W8           Closed

  »   Power failure detection source             W9          Pins 1 & 2
      external power fail (pin 6 on J12)                      closed

      Power failure detection source             W9          Pins 2 & 3
      internal/external battery <3v                           closed

      Battery type select internal               W10         Pins 1 & 2
                                                              closed

      Battery type select external               W10         Pins 2 & 3
                                                              closed

  »   Flat panel voltage select 5v               W11         Pins 1 & 2
                                                              closed

      Flat panel voltage select 3.3v             W11         Pins 2 & 3
                                                              closed

  »   BIOS boot select normal boot               W18           Open

      BIOS boot select emergency boot            W18          Closed

  »   Watchdog timer enabled                     W19          Closed

      Watchdog timer disabled                    W19           Open

        SIMM CONFIGURATION

      Size            Bank 0

       2MB        (2) 256K x 36

       4MB        (2) 512K x 36

       8MB         (2) 1M x 36

      16MB         (2) 2M x 36

      32MB         (2) 4M x 36

      64MB         (2) 8M x 36

      128MB        (2) 16M x 36

      256MB        (2) 32M x 36

                        CACHE CONFIGURATION

  Note: 256KB cache is factory installed and is not configurable.

                       VIDEO MEMORY CONFIGURATION

  Note: 1MB video memory is factory installed and is not configurable.

                            CPU SPEED SELECTION

   CPU     Clock   Multiplier     W2       W3      W13      W14      W15
  speed    speed

  75MHz    50MHz      1.5x      Closed   Closed    Open    Open     Open

  100MHz   66MHz      1.5x       Open    Closed   Closed   Open     Open

  120MHz   60MHz       2x       Closed    Open     Open    Closed   Open

  133MHz   66MHz       2x        Open    Closed   Closed   Closed   Open

  150MHz   60MHz      2.5x      Closed    Open     Open    Closed   Closed

  166MHz   66MHz      2.5x       Open    Closed   Closed   Closed   Closed

  200MHz   66MHz       3x        Open    Closed   Closed   Open     Closed

                    SERIAL PORT 2 TERMINATION SELECTION

           Setting                     W6                     W7

  »          Disabled                 Open                   Open

             Enabled                 Closed                 Closed

                            BASE I/O SELECTION

               Address                                 W16

  »                190H                     Pins 1 & 2, 3 & 4 closed

                   290H                         Pins 1 & 2 closed

                   390H                         Pins 3 & 4 closed

                   390H                               Open

                       EXTENDED BIOS MODE SELECTION

                 Setting                                W17

                    VT100                        Pins 3 & 4 closed

               Serial download                   Pins 1 & 2 closed

  »             Standard mode                    Pins 3 & 4 closed

  »              Normal mode                     Pins 1 & 2 closed

                           TERMINATION SELECTION

                  Setting                                 W1

  »          Hardware configuration               Pins 2 & 3 closed

             Software configuration               Pins 1 & 2 closed

                    Disabled                             Open

                        FEATURE CONNECTOR SELECTION

           Setting                     W4                     W5

  »          Disabled                Closed                  Open

             Enabled                  Open                  Closed

              V-port                  Open                   Open