EVEREX SYSTEMS, INC.
TEMPO 386SX/20C EV-8048
| Processor | 80386SX | 
| Processor Speed | 20MHz | 
| Chip Set | Suntac | 
| Max. Onboard DRAM | 8MB | 
| Cache | None | 
| BIOS | AMI | 
| Dimensions | 330mm x 218mm | 
| I/O Options | Floppy drive interface, IDE interface, parallel port, serial port (2), VGA feature connector, VGA port | 
| NPU Options | 80387SX | 
 
| CONNECTIONS | |||
| Purpose | Location | Purpose | Location | 
| IDE interface | CN1 | Serial port (COM2) | CN6 | 
| Floppy drive interface | CN2 | Parallel port | CN7 | 
| VGA feature connector | CN3 | IDE interface LED | JP3 | 
| VGA port | CN4 | Front panel switch & lighting interface | JP6 | 
| Serial port (COM1) | CN5 | Riser card | R1 | 
| USER CONFIGURABLE SETTINGS | |||
| Function | Jumper | Position | |
| » | Onboard VGA port enabled | JP5 | Closed | 
| Onboard VGA port disabled | JP5 | Open | |
| Note:The onboard VGA port must be disabled in order to use an external monochrome video card. | |||
| DRAM CONFIGURATION | ||||
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | 
| 512KB | (2) 256K x 9 | NONE | NONE | NONE | 
| 1MB | (2) 256K x 9 | (2) 256K x 9 | NONE | NONE | 
| 2MB | (2) 256K x 9 | (2) 256K x 9 | (2) 256K x 9 | (2) 256K x 9 | 
| 2MB | (2) 1M x 9 | NONE | NONE | NONE | 
| 3MB | (2) 256K x 9 | (2) 256K x 9 | (2) 1M x 9 | NONE | 
| 4MB | (2) 1M x 9 | (2) 1M x 9 | NONE | NONE | 
| 5MB | (2) 256K x 9 | (2) 256K x 9 | (2) 1M x 9 | (2) 1M x 9 | 
| 6MB | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 | NONE | 
| 8MB | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 | 
| SERIAL PORT 1 CONFIGURATION | ||
| COM1 | JP1 | |
| » | DCE | pins 1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10, and 11 & 12 closed | 
| DTE | pins 1 & 12, 2 & 11, 3 & 10, 4 & 9, 5 & 8, and 6 & 7 closed | |
| SERIAL PORT 2 CONFIGURATION | ||
| COM2 | JP2 | |
| » | DCE | pins 1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10, and 11 & 12 closed | 
| DTE | pins 1 & 12, 2 & 11, 3 & 10, 4 & 9, 5 & 8, and 6 & 7 closed | |