DTK COMPUTER, INC.
PEM-2030B
Processor | 80386SX |
Processor Speed | 20MHz |
Chip Set | Unidentified |
Max. Onboard DRAM | 16MB (on external memory card) |
Cache | None |
BIOS | Unidentified |
Dimensions | 330mm x 218mm |
I/O Options | External memory card (PEM-3303) |
NPU Options | 80387SX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Serial port | CN1 | Power LED & keylock | J4 |
Serial port | CN2 | Speaker | J5 |
Parallel port | CN3 | Reset switch | J6 |
External battery | J1 | External memory card | SL1 |
Turbo LED | J3 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
Parallel port enabled | SW2 pins 5 & 6 | Open | |
Parallel port disabled | SW2 pins 5 & 6 | Closed | |
Parallel port LPT select LPT1 | SW2 pins 7 & 8 | Open | |
Parallel port LPT select LPT2 | SW2 pins 7 & 8 | Closed | |
Parallel port IRQ select IRQ7 | SW3 | pins 7 & 8 closed | |
Parallel port IRQ select IRQ5 | SW3 | pins 5 & 6 closed | |
8-bit memory I/O wait state select 4 wait states | W1 | pins 1 & 2 closed | |
8-bit memory I/O wait state select 5 wait states | W1 | pins 2 & 3 closed | |
16-bit memory I/O wait state select 1 wait states | W2 | pins 1 & 2 closed | |
16-bit memory I/O wait state select 2 wait states | W2 | pins 2 & 3 closed | |
CPU speed control 8MHz | W3 | pins 1 & 2 closed | |
CPU speed control keyboard control | W3 | pins 2 & 3 closed | |
CPU speed control 20MHz | W3 | Open | |
Monitor type select monochrome | W4 | pins 1 & 2 closed | |
Monitor type select color | W4 | pins 2 & 3 closed | |
NPU disabled | W5 | pins 1 & 2 closed | |
NPU enabled | W5 | pins 2 & 3 closed | |
BIOS type select 27128 | W6 | pins 1 & 2 closed | |
BIOS type select 27256 | W6 | pins 2 & 3 closed | |
Note: The location of W6 is unidentified. |
DRAM CONFIGURATION |
Note: DRAM is located on the external memory card. |
DRAM JUMPER CONFIGURATION | |
Size | SW1 |
2MB | pins 1 & 2, 3 & 4, 5 & 6 closed |
4MB | pins 3 & 4, 5 & 6 closed |
8MB | pins 5 & 6 closed |
16MB | Open |
SERIAL PORT CONFIGURATION | ||
Setting | SW2 | SW3 |
COM1 | pins 1 & 2 closed | pins 1 & 2 closed |
COM2 | pins 2 & 3 closed | pins 2 & 3 closed |