PC & C RESEARCH CORPORATION
DYNOVA 386SX-5
| 
 Processor  | 
 80386SX  | 
| 
 Processor Speed  | 
 16/20MHz  | 
| 
 Chip Set  | 
 Intel/VLSI  | 
| 
 Max. Onboard DRAM  | 
 4MB  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 AMI/Award  | 
| 
 Dimensions  | 
 335mm x 218mm  | 
| 
 I/O Options  | 
 Parallel port, serial ports (2), floppy drive interfaces (2), IDE interface  | 
| 
 NPU Options  | 
 80387SX  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 External battery  | 
 J2  | 
 Speaker  | 
 J29  | 
| 
 Parallel port  | 
 J5  | 
 Turbo switch  | 
 J34  | 
| 
 Serial port (COM1/3)  | 
 J6  | 
 Power LED & keylock  | 
 J35  | 
| 
 Serial port (COM2/4)  | 
 J7  | 
 Reset switch  | 
 J36  | 
| 
 Floppy interface drives 1 & 2  | 
 J24  | 
 Turbo LED  | 
 J37  | 
| 
 Floppy interface drives 3 & 4  | 
 J25  | 
 IDE LED  | 
 J38  | 
| 
 IDE interface  | 
 J26  | 
 Front panel assembly  | 
 J39  | 
| 
 Note:The front panel assembly (J39) incorporates all the functions of J34, J35, J36, J37, and J38.  | |||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper/Switch  | 
 Position  | |
| » | 
 Factory configured - do not alter  | 
 J27  | 
 Open  | 
| » | 
 Factory configured - do not alter  | 
 J28  | 
 Open  | 
| » | 
 CPU speed select switchable from turbo switch  | 
 J33  | 
 pins 1 & 2 closed  | 
| 
 CPU speed select switchable from keyboard  | 
 J33  | 
 pins 2 & 3 closed  | |
| » | 
 Parallel port (J12) enabled  | 
 SW1/5  | 
 On  | 
| 
 Parallel port (J12) disabled  | 
 SW1/5  | 
 Off  | |
| » | 
 Parallel port (J12) address select 378h  | 
 SW1/6  | 
 Off  | 
| 
 Parallel port (J12) address select 27Fh  | 
 SW1/6  | 
 On  | |
| » | 
 IDE interface enabled  | 
 SW1/9  | 
 On  | 
| 
 IDE interface disabled  | 
 SW1/9  | 
 Off  | |
| » | 
 Monitor type select monochrome  | 
 SW1/10  | 
 Off  | 
| 
 Monitor type select color  | 
 SW1/10  | 
 On  | |
| » | 
 Floppy drive interfaces (J24 & J25) enabled  | 
 SW1/11  | 
 On  | 
| 
 Floppy drive interfaces (J24 & J25) disabled  | 
 SW1/11  | 
 Off  | |
| » | 
 Factory configured - do not alter  | 
 SW1/12  | 
 N/A  | 
| 
 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  | 
| 
 1.5MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 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  | 
| 
 4.5MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 256K x 9  | 
 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  | 
| 
 8MB  | 
 (2) 4M x 9  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 8.5MB  | 
 (2) 256K x 9  | 
 (2) 4M x 9  | 
 NONE  | 
 NONE  | 
| 
 9MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 4M x 9  | 
 NONE  | 
| 
 10MB  | 
 (2) 1M x 9  | 
 (2) 4M x 9  | 
 NONE  | 
 NONE  | 
| 
 12MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 4M x 9  | 
 NONE  | 
| 
 16MB  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
 NONE  | 
 NONE  | 
| 
 16.5MB  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
 (2) 256K x 9  | 
 NONE  | 
| 
 17MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
| 
 18MB  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
 (2) 1M x 9  | 
 NONE  | 
| 
 20MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
| 
 24MB  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
 NONE  | 
| 
 32MB  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
| 
 CPU SPEED CONFIGURATION  | |||
| 
 Speed  | 
 J30  | 
 J31  | 
 J32  | 
| 
 16MHz  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 20MHz  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 25MHz  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 PARALLEL PORT IRQ CONFIGURATION  | ||
| 
 IRQ  | 
 SW1/7  | 
 SW1/8  | 
| 
 IRQ7  | 
 On  | 
 Off  | 
| 
 IRQ5  | 
 Off  | 
 On  | 
| 
 SERIAL PORT 1 CONFIGURATION  | ||
| 
 IRQ  | 
 SW1/1  | 
 SW1/2  | 
| 
 COM1/IRQ4/3F8-3FFh  | 
 On  | 
 Off  | 
| 
 COM3/IRQ4/3E8-3EFh  | 
 On  | 
 On  | 
| 
 Disabled  | 
 Off  | 
 Off  | 
| 
 SERIAL PORT 2 CONFIGURATION  | ||
| 
 IRQ  | 
 SW1/3  | 
 SW1/4  | 
| 
 COM2/IRQ3/2FFh  | 
 On  | 
 On  | 
| 
 COM4/IRQ3/2EFh  | 
 Off  | 
 Off  | 
| 
 Disabled  | 
 Off  | 
 On  |