TEKNOR INDUSTRIAL COMPUTERS, INC.
VIPER821
| 
 Device Type  | 
 Single board computer  | 
| 
 Processor  | 
 AM K6/Pentium/Pentium MMX  | 
| 
 Processor Speed  | 
 75/90/100/120/133/150/166/200/233MHz  | 
| 
 Chip Set  | 
 Intel 430HX  | 
| 
 Video Chip Set  | 
 Cirrus Logic  | 
| 
 Maximum Onboard Memory  | 
 256MB (EDO supported)  | 
| 
 Maximum Video Memory  | 
 Unidentified  | 
| 
 Cache  | 
 512KB  | 
| 
 BIOS  | 
 Unidentified  | 
| 
 Dimensions  | 
 185mm x 122mm  | 
| 
 I/O Options  | 
 Ethernet 10BaseT connector, floppy drive interface, IDE interface, parallel port, PS/2 mouse interface, serial ports (2), VGA port, VGA interface, PC/104 connectors (2), USB connector  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 IDE interface  | 
 J1  | 
 Power connector  | 
 J11  | 
| 
 Floppy drive interface  | 
 J2  | 
 Flash disk connector  | 
 J12  | 
| 
 Keyboard/speaker connector  | 
 J3  | 
 VGA port  | 
 J13  | 
| 
 Serial port 2  | 
 J4  | 
 PS/2 mouse interface  | 
 J14  | 
| 
 Parallel port  | 
 J5  | 
 Ethernet 10BaseT connector  | 
 J15  | 
| 
 Flat panel connector  | 
 J6  | 
 Chassis fan power  | 
 J16  | 
| 
 VGA interface  | 
 J7  | 
 USB connector  | 
 J17  | 
| 
 Flat panel connector  | 
 J8  | 
 PC/104 connector  | 
 P1  | 
| 
 Serial port 1  | 
 J9  | 
 Regulator connector  | 
 P2  | 
| 
 Power connector  | 
 J10  | 
 PC/104 connector  | 
 P3  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 Watchdog timer enabled  | 
 W8  | 
 Closed  | 
| 
 Watchdog timer disabled  | 
 W8  | 
 Open  | |
| 
 »  | 
 Non maskable IRQ on power fail output disabled  | 
 W9  | 
 Open  | 
| 
 Non maskable IRQ on power fail output enabled  | 
 W9  | 
 Closed  | |
| 
 »  | 
 Battery disabled  | 
 W10  | 
 Open  | 
| 
 Battery type select internal  | 
 W10  | 
 Pins 1 & 2 closed  | |
| 
 Battery type select external  | 
 W10  | 
 Pins 2 & 3 closed  | |
| 
 »  | 
 Power failure select external power fail input to pin 6 on J11  | 
 W11  | 
 Pins 1 & 2 closed  | 
| 
 Power failure select internal/external batter when < 3v  | 
 W11  | 
 Pins 2 & 3 closed  | |
| 
 »  | 
 Flat panel voltage select 5v  | 
 W12  | 
 Pins 1 & 2 closed  | 
| 
 Flat panel voltage select 3.3v  | 
 W12  | 
 Pins 2 & 3 closed  | |
| 
 »  | 
 Factory configured - do not alter  | 
 W13/pins 1 & 2  | 
 Open  | 
| 
 »  | 
 Factory configured - do not alter  | 
 W13/pins 3 & 4  | 
 Open  | 
| 
 »  | 
 On board video enabled  | 
 W13/pins 5 & 6  | 
 Closed  | 
| 
 On board video disabled  | 
 W13/pins 5 & 6  | 
 Open  | |
| 
 »  | 
 CPU < 233MHz  | 
 W13/pins 7 & 8  | 
 Open  | 
| 
 CPU > 233MHz  | 
 W13/pins 7 & 8  | 
 Closed  | |
| 
 SIMM CONFIGURATION  | |
| 
 Size  | 
 Bank 2  | 
| 
 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  | 
| 
 Note: Board accepts EDO memory.  | |
| 
 CACHE CONFIGURATION  | 
| 
 Note: The location of the cache is unidentified.  | 
| 
 VIDEO MEMORY CONFIGURATION  | 
| 
 Note: The location of the video memory is unidentified.  | 
| 
 CPU SPEED SELECTION (AM K6)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 W1  | 
 W2  | 
 W3  | 
 W4  | 
 W5  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 CPU SPEED SELECTION (INTEL)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 W1  | 
 W2  | 
 W3  | 
 W4  | 
 W5  | 
| 
 75MHz  | 
 50MHz  | 
 1.5x  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 90MHz  | 
 60MHz  | 
 1.5x  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 120MHz  | 
 60MHz  | 
 2x  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 CPU SPEED SELECTION (INTEL MMX)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 W1  | 
 W2  | 
 W3  | 
 W4  | 
 W5  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 SERIAL PORT 2 SELECTION  | ||
| 
 Setting  | 
 W6  | 
 W7  | 
| 
 Termination resistors not installed  | 
 Open  | 
 Open  | 
| 
 Termination resistors installed  | 
 Closed  | 
 Closed  | 
| 
 CONNECTIONS  | |
| 
 Purpose  | 
 Location  | 
| 
 Regulator connector  | 
 P2  | 
| 
 CPU SPEED SELECTION (AM K6)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 W1  | 
 W2  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 3 & 5, 4 & 6  | 
 Open  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 3 & 5, 4 & 6  | 
 Open  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 3 & 5, 4 & 6  | 
 Open  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (AM K6, CON’T)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 W3/pins 1 & 2  | 
 W3/pins 3 & 4  | 
 W3/pins 5 & 6  | 
 W3/pins 7 & 8  | 
 W3/pins 9 & 10  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 CPU SPEED SELECTION (INTEL)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 W1  | 
 W2  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 1 & 3, 2 & 4  | 
 Closed  | 
| 
 120MHz  | 
 60MHz  | 
 2x  | 
 1 & 3, 2 & 4  | 
 Closed  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 1 & 3, 2 & 4  | 
 Closed  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 1 & 3, 2 & 4  | 
 Closed  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 1 & 3, 2 & 4  | 
 Closed  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 1 & 3, 2 & 4  | 
 Closed  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (INTEL, CON’T)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 W3/pins 1 & 2  | 
 W3/pins 3 & 4  | 
 W3/pins 5 & 6  | 
 W3/pins 7 & 8  | 
 W3/pins 9 & 10  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 120MHz  | 
 60MHz  | 
 2x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 CPU SPEED SELECTION (INTEL MMX)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 W1  | 
 W2  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 3 & 5, 4 & 6  | 
 Open  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 3 & 5, 4 & 6  | 
 Open  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 3 & 5, 4 & 6  | 
 Open  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (INTEL MMX, CON’T)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 W3/pins 1 & 2  | 
 W3/pins 3 & 4  | 
 W3/pins 5 & 6  | 
 W3/pins 7 & 8  | 
 W3/pins 9 & 10  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  |