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# TEKNOR INDUSTRIAL COMPUTERS, INC.
VIPER 808
Processor 80486DX/SGS486DX2V/AM486DX2SV/80486DX2/SGS486DX4V/
AM486DX4SV/80486DX4/AM X5
Processor 25/33/66(internal)/100(internal)/133(internal)MHz
Speed
Chip Set Pico Power
Video Chip Unidentified
Set
Maximum 128MB
Onboard
Memory
Maximum 1MB
Video
Memory
Cache Unidentified
BIOS AMI
Dimensions Unidentified
I/O Options Ethernet 10Base2 connector, Ethernet 10BaseT
connector, floppy drive interface, green PC
connector, IDE interface, parallel port, PS/2
mouse interface, serial ports (2), VGA port,
PC/104 interfaces (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| External battery | B1 | Chassis fan power | J11 |
|------------------+----------+-------------------+----------|
| IDE interface | J1 | VGA port | J12 |
|------------------+----------+-------------------+----------|
| Floppy drive | J2 | Parallel port | J13 |
| interface | | | |
|------------------+----------+-------------------+----------|
| Keyboard, | J3 | Ethernet 10BaseT | J14 |
| speaker, reset, | | connector | |
| LED | | | |
|------------------+----------+-------------------+----------|
| Serial port 2 | J4 | Ethernet 10Base2 | J15 |
| | | connector | |
|------------------+----------+-------------------+----------|
| Serial port 1 | J7 | Green PC | J16 |
| | | connector | |
|------------------+----------+-------------------+----------|
| Power connector | J9 | PC/104 connectors | P1 & P2 |
|------------------+----------+-------------------+----------|
| PS/2 mouse | J10 | | |
| interface | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|---------------------------------------+-------+------------|
| » | On board video enabled | W4 | Closed |
|---+-----------------------------------+-------+------------|
| | On board video disabled | W4 | Open |
|---+-----------------------------------+-------+------------|
| » | VGA select ready | W13 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | VGA select local ready | W13 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | IOCHRDY signal to IDE interface | W14 | Open |
| | disabled | | |
|---+-----------------------------------+-------+------------|
| | IOCHRDY signal to IDE interface | W14 | Closed |
| | enabled | | |
|---+-----------------------------------+-------+------------|
| » | Watchdog timer enabled | W20 | Closed |
|---+-----------------------------------+-------+------------|
| | Watchdog timer disabled | W20 | Open |
|---+-----------------------------------+-------+------------|
| » | Power fail monitoring disabled | W21 | Open |
|---+-----------------------------------+-------+------------|
| | Power fail monitoring enabled | W21 | Closed |
|---+-----------------------------------+-------+------------|
| » | Battery type select internal | W22 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | Battery type select external | W22 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Power failure detection source | W23 | Pins 1 & 2 |
| | external power fail (pin 6 on J9) | | closed |
|---+-----------------------------------+-------+------------|
| | Power failure detection source | W23 | Pins 2 & 3 |
| | internal/external battery <3v | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|----------------+---------------------+---------------------|
| 1MB | (1) 256K x 36 | None |
|----------------+---------------------+---------------------|
| 2MB | (1) 256K x 36 | (1) 256K x 36 |
|----------------+---------------------+---------------------|
| 3MB | (1) 512K x 36 | (1) 256K x 36 |
|----------------+---------------------+---------------------|
| 4MB | (1) 1M x 36 | None |
|----------------+---------------------+---------------------|
| 4MB | (1) 512K x 36 | (1) 512K x 36 |
|----------------+---------------------+---------------------|
| 8MB | (1) 2M x 36 | None |
|----------------+---------------------+---------------------|
| 8MB | (1) 1M x 36 | (1) 1M x 36 |
|----------------+---------------------+---------------------|
| 12MB | (1) 2M x 36 | (1) 1M x 36 |
|----------------+---------------------+---------------------|
| 16MB | (1) 4M x 36 | None |
|----------------+---------------------+---------------------|
| 16MB | (1) 2M x 36 | (1) 2M x 36 |
|----------------+---------------------+---------------------|
| 32MB | (1) 8M x 36 | None |
|----------------+---------------------+---------------------|
| 48MB | (1) 8M x 36 | (1) 4M x 36 |
|----------------+---------------------+---------------------|
| 64MB | (1) 8M x 36 | (1) 8M x 36 |
|----------------+---------------------+---------------------|
| 64MB | (1) 16M x 36 | None |
|----------------+---------------------+---------------------|
| 128MB | (1) 16M x 36 | (1) 16M x 36 |
|------------------------------------------------------------|
| Note: Memory installed in Banks 0 & 1 is |
| interchangeable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO MEMORY CONFIGURATION |
|------------------------------------------------------------|
| Note: 512KB/1MB video memory is factory installed and is |
| not configurable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| Speed | W18 |
|----------------------------+-------------------------------|
| 25MHz | Pins 3 & 4 closed |
|----------------------------+-------------------------------|
| 33MHz | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 66iMHz | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 100iMHz | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 133iMHz | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION |
|------------------------------------------------------------|
| Type | W15 | W15A | W15B | W15C |
|---------------------+---------+---------+---------+--------|
| 80486DX | Open | 1 & 2 | Open | 1 & 2 |
|---------------------+---------+---------+---------+--------|
| SGS486DX2V 2x (WB) | Closed | 2 & 3 | Closed | 2 & 3 |
|---------------------+---------+---------+---------+--------|
| SGS486DX2V 2x (WT) | Closed | 1 & 2 | Open | 1 & 2 |
|---------------------+---------+---------+---------+--------|
| AM486DX2SV 2x (WB) | Closed | 2 & 3 | Closed | 2 & 3 |
|---------------------+---------+---------+---------+--------|
| AM486DX2SV 2x (WT) | Closed | 1 & 2 | Open | 1 & 2 |
|---------------------+---------+---------+---------+--------|
| 80486DX2 | Open | 1 & 2 | Open | 1 & 2 |
|---------------------+---------+---------+---------+--------|
| SGS486DX4V 3x (WB) | Open | 2 & 3 | Closed | 2 & 3 |
|---------------------+---------+---------+---------+--------|
| SGS486DX4V 3x (WT) | Open | 1 & 2 | Open | 1 & 2 |
|---------------------+---------+---------+---------+--------|
| AM486DX4SV 2x (WB) | Closed | 2 & 3 | Closed | 2 & 3 |
|---------------------+---------+---------+---------+--------|
| AM486DX4SV 2x (WT) | Closed | 1 & 2 | Open | 1 & 2 |
|---------------------+---------+---------+---------+--------|
| AM486DX4SV 3x (WB) | Open | 2 & 3 | Closed | 2 & 3 |
|---------------------+---------+---------+---------+--------|
| AM486DX4SV 3x (WT) | Open | 1 & 2 | Open | 1 & 2 |
|---------------------+---------+---------+---------+--------|
| 80486DX4 2x (WB) | Closed | 2 & 3 | Closed | 2 & 3 |
|---------------------+---------+---------+---------+--------|
| 80486DX4 2x (WT) | Closed | 1 & 2 | Open | 1 & 2 |
|---------------------+---------+---------+---------+--------|
| 80486DX4 3x (WB) | Open | 2 & 3 | Closed | 2 & 3 |
|---------------------+---------+---------+---------+--------|
| 80486DX4 3x (WT) | Open | 1 & 2 | Open | 1 & 2 |
|---------------------+---------+---------+---------+--------|
| AM X5-133 3x (WB) | Open | 2 & 3 | Closed | 2 & 3 |
|---------------------+---------+---------+---------+--------|
| AM X5-133 3x (WT) | Open | 1 & 2 | Open | 1 & 2 |
|---------------------+---------+---------+---------+--------|
| AM X5-133 4x (WB) | Closed | 2 & 3 | Closed | 2 & 3 |
|---------------------+---------+---------+---------+--------|
| AM X5-133 4x (WT) | Closed | 1 & 2 | Open | 1 & 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | W1 |
|-------------------------------+----------------------------|
| 3.3v | Open |
|-------------------------------+----------------------------|
| 5v | Closed |
+------------------------------------------------------------+