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 |