DTK COMPUTER, INC.
PPM-1660C/2060C
Processor | 80386SX |
Processor Speed | 16/20MHz |
Chip Set | C & T |
Max. Onboard DRAM | 5MB |
Cache | None |
BIOS | AMI/DTK |
Dimensions | 333mm x 222mm |
I/O Options | Floppy drive interface, IDE interface, parallel port, serial ports (2), PS/2 mouse interface |
NPU Options | 80387SX |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Power LED & keylock | J1 | External battery | J8 |
Reset switch | J2 | Serial port 1 | J10 |
Turbo switch | J3 | Serial port 2 | J11 |
Turbo LED | J4 | Parallel port | J12 |
Speed LED | J5 | PS/2 mouse interface | J13 |
IDE interface | J6 | IDE interface LED | J15 |
Floppy drive interface | J7 | Riser card | S1 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
| » | Power good signal detect from power supply | W8 | pins 2 & 3 closed |
Power good signal detect from board | W8 | pins 1 & 2 closed | |
| » | Parallel port select IRQ5 | W9 | pins 2 & 3 closed |
Parallel port select IRQ7 | W9 | pins 1 & 2 closed | |
| » | NPU disabled | W11 | pins 2 & 3 closed |
NPU enabled | W11 | pins 1 & 2 closed | |
| » | Floppy drive interface enabled | W14 | Closed |
Floppy drive interface disabled | W14 | Open | |
| » | IDE interface disabled | W20 | Open |
IDE interface enabled | W20 | Closed | |
| » | Monitor type select monochrome | W22 | Open |
Monitor type select color | W22 | Closed | |
| » | Battery select internal | W23 | pins 2 & 3 closed |
Battery select external | W23 | pins 1 & 2 closed | |
DRAM CONFIGURATION | ||||||
Size | Bank 0 | P-0 | Bank 1 | P-1 | Bank 2 | Bank 3 |
512KB | (4) 44256 | (2) 41256 | NONE | NONE | NONE | NONE |
512KB | NONE | NONE | NONE | NONE | (2) 256K x 9 | NONE |
640KB | (4) 44256 | (2) 41256 | NONE | NONE | NONE | (2) 64K x 9 |
640KB | NONE | NONE | NONE | NONE | (2) 256K x 9 | (2) 64K x 9 |
1MB | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | NONE | NONE |
1MB | NONE | NONE | NONE | NONE | (2) 256K x 9 | (2) 256K x 9 |
1.5MB | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | (2) 256K x 9 | NONE |
2MB | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | (2) 256K x 9 | (2) 256K x 9 |
2MB | NONE | NONE | NONE | NONE | (2) 1M x 9 | NONE |
3MB | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | (2) 1M x 9 | NONE |
4MB | NONE | NONE | NONE | NONE | (2) 1M x 9 | (2) 1M x 9 |
5MB | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | (2) 1M x 9 | (2) 1M x 9 |
DRAM JUMPER CONFIGURATION | ||||||
Size | W1 | W2 | W3 | W4 | W5 | W6 |
512KB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
512KB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
640KB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
640KB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
1MB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
1MB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
1.5MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
2MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
2MB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
3MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
4MB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
5MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
Note:Pins designated should be in the closed position. | ||||||
PARALLEL PORT CONFIGURATION | ||
Setting | W12 | W13 |
LPT1 | Closed | Closed |
LPT2 | Open | Open |
Disabled | Open | Closed |
SERIAL PORT 1 CONFIGURATION | ||
Setting | W15 | W16 |
COM1 enabled | Closed | Closed |
COM3 enabled | Open | Open |
Disabled | Open | Closed |
SERIAL PORT 2 CONFIGURATION | ||
Setting | W17 | W18 |
COM2 enabled | Closed | Closed |
COM4 enabled | Open | Open |
Disabled | Open | Closed |