DTK COMPUTER, INC.
PTM-1630
Processor |
80286 (exact location unknown) |
Processor Speed |
16MHz |
Chip Set |
Unidentified |
Max. Onboard DRAM |
1MB |
Cache |
None |
BIOS |
DTK |
Dimensions |
330mm x 218mm |
I/O Options |
Local memory slot |
NPU Options |
80287 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Local memory slot |
CN1 |
Turbo LED |
J5 |
Reset switch |
J1 |
Power LED & keylock |
J6 |
Speaker |
J2 |
Turbo switch |
W11 |
External battery |
J3 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
Local memory wait state select 0 wait states |
W3 |
Closed | |
Local memory wait state select 1 wait state |
W3 |
Open | |
BIOS wait state select 2 wait states |
W4 |
Open | |
BIOS wait state select 1 wait state |
W4 |
Closed | |
BIOS type select 27128 |
W8 |
pins 2 & 3 closed | |
BIOS type select 27256 |
W8 |
pins 1 & 2 closed | |
Battery type select internal |
W9 |
Open | |
Battery type select external |
W9 |
Closed | |
Monitor type select monochrome |
W10 |
pins 1 & 2 closed | |
Monitor type select color |
W10 |
pins 2 & 3 closed |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
512KB |
(9) 41256 |
(9) 41256 |
NONE |
NONE |
640KB |
(9) 41256 |
(9) 41256 |
(9) 4164 |
(9) 4164 |
1MB |
(9) 41256 |
(9) 41256 |
(9) 41256 |
(9) 41256 |
DRAM JUMPER CONFIGURATION | ||
Size |
W6 |
W7 |
512KB |
Closed |
Closed |
640KB |
Closed |
Open |
1MB |
Open |
Closed |
DRAM SPEED CONFIGURATION | ||
DRAM speed |
Speed |
W5 |
120ns |
16MHz/0 ws |
Open |
100ns |
12MHz/0 ws |
pins 1 & 2, 3 & 4, 5 & 6 closed |
80ns |
16MHz/1 ws |
pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed |
60ns |
12MHz/1 ws |
pins 1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10 closed |
NPU SPEED CONFIGURATION | ||
Speed |
W1 |
W2 |
6MHz |
pins 2 & 3 closed |
pins 1 & 2 closed |
8MHz |
pins 1 & 2 closed |
pins 3 & 4 closed |
10MHz |
pins 2 & 3 closed |
pins 5 & 6 closed |