DTK COMPUTER, INC.
PEM-2000 (FAST ET20)
| 
 Processor  | 
 80386DX  | 
| 
 Processor Speed  | 
 20MHz  | 
| 
 Chip Set  | 
 VLSI  | 
| 
 Max. Onboard DRAM  | 
 1MB  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 DTK  | 
| 
 Dimensions  | 
 355.6mm x 304.8mm  | 
| 
 I/O Options  | 
 Parallel port, serial ports (2), 32-bit external memory card slots (2)  | 
| 
 NPU Options  | 
 80387  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Serial port (COM1)  | 
 J10  | 
 Reset switch  | 
 W1  | 
| 
 Serial port (COM2)  | 
 J11  | 
 External battery  | 
 W6  | 
| 
 Parallel port  | 
 J12  | 
 Speaker  | 
 W7  | 
| 
 32-bit external memory card  | 
 S1  | 
 Power LED & keylock  | 
 W11  | 
| 
 32-bit external memory card  | 
 S2  | 
 Turbo LED  | 
 W12  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper/Switch  | 
 Position  | |
| 
 DRAM (32-bit) speed select 1 wait state  | 
 W2  | 
 Open  | |
| 
 DRAM (32-bit) speed select 2 wait state  | 
 W2  | 
 Closed  | |
| 
 DRAM (16-bit) speed select 1 wait state  | 
 W3  | 
 pins 1 & 2 closed  | |
| 
 DRAM (16-bit) speed select 2 wait state  | 
 W3  | 
 pins 2 & 3 closed  | |
| 
 DRAM (8-bit) speed select 4 wait state  | 
 W4  | 
 pins 1 & 2 closed  | |
| 
 DRAM (8-bit) speed select 5 wait state  | 
 W4  | 
 pins 2 & 3 closed  | |
| 
 Monitor type select monochrome  | 
 W8  | 
 pins 1 & 2 closed  | |
| 
 Monitor type select color  | 
 W8  | 
 pins 2 & 3 closed  | |
| 
 CPU speed select fast  | 
 W10  | 
 Open  | |
| 
 CPU speed select slow  | 
 W10  | 
 pins 1 & 2 closed  | |
| 
 CPU speed select switchable from keyboard  | 
 W10  | 
 pins 2 & 3 closed  | |
| » | 
 Serial port enabled  | 
 SW1/1  | 
 Open  | 
| 
 Serial port disabled  | 
 SW1/1  | 
 Closed  | |
| » | 
 Serial port enabled  | 
 SW1/2  | 
 Open  | 
| 
 Serial port disabled  | 
 SW1/2  | 
 Closed  | |
| » | 
 LPT enabled  | 
 SW1/3  | 
 Open  | 
| 
 LPT disabled  | 
 SW1/3  | 
 Closed  | |
| » | 
 Parallel port select LPT1  | 
 SW1/4  | 
 Open  | 
| 
 Parallel port select LPT2  | 
 SW1/4  | 
 Closed  | |
| » | 
 Serial port (J10) select COM1/IRQ4  | 
 SW1/5  | 
 Closed  | 
| 
 Serial port (J10) select COM1/IRQ3  | 
 SW1/6  | 
 Closed  | |
| » | 
 Serial port (J11) select COM2/IRQ3  | 
 SW1/8  | 
 Closed  | 
| 
 Serial port (J11) select COM2/IRQ4  | 
 SW1/7  | 
 Closed  | |
| » | 
 Parallel port interrupt select IRQ7  | 
 SW1/9  | 
 Closed  | 
| » | 
 Parallel port interrupt select IRQ7  | 
 SW1/10  | 
 Closed  | 
| 
 DRAM CONFIGURATION  | |
| 
 Size  | 
 Bank 0  | 
| 
 1MB  | 
 (36) 41256  |