DTK COMPUTER, INC.
PPM-1631D(S)/2031D(S)/2531D(S)
Processor |
80386SX |
Processor Speed |
16/20/25MHz |
Chip Set |
DTK |
Max. Onboard DRAM |
5MB |
Cache |
None |
BIOS |
DTK/AMI |
Dimensions |
330mm x 218mm |
I/O Options |
None |
NPU Options |
80387SX |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Power LED & keylock |
J2 |
Turbo LED |
J5 |
Turbo switch |
J3 |
Reset switch |
J6 |
Speaker |
J4 |
External battery |
J7 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
BIOS type select 27256 |
W7 |
pins 1 & 2 closed |
BIOS type select 27128 |
W7 |
pins 2 & 3 closed | |
» |
NPU disabled |
W8 |
Closed |
NPU enabled |
W8 |
Open | |
» |
NPU mode select synchronous with CPU |
W10 |
Open |
NPU mode select asynchronous with CPU |
W10 |
Closed | |
» |
Battery type select internal |
W11 |
pins 2 & 3 closed |
Battery type select external |
W11 |
pins 1 & 2 closed | |
» |
Monitor type select monochrome |
W12 |
pins 1 & 2 closed |
Monitor type select color |
W12 |
pins 2 & 3 closed |
DRAM CONFIGURATION | ||||||
Size |
Bank 0 |
P-0 |
Bank 1 |
P-1 |
Bank 2 |
Bank 3 |
512KB 1 |
(4) 44256 |
(2) 4464 |
NONE |
NONE |
NONE |
NONE |
640KB 1 |
(4) 44256 |
(2) 4464 |
(4) 41256 |
(2) 4164 |
NONE |
NONE |
1MB 1 |
(4) 44256 |
(2) 4464 |
(4) 44256 |
(2) 4464 |
NONE |
NONE |
1.5MB 2 |
(4) 44256 |
(2) 4464 |
(4) 41256 |
(2) 4164 |
(2) 256K x 9 |
NONE |
2MB 2 |
(4) 44256 |
(2) 4464 |
(4) 44256 |
(2) 4464 |
(2) 256K x 9 |
(2) 256K x 9 |
2MB 1 |
NONE |
NONE |
NONE |
NONE |
(2) 1M x 9 |
NONE |
3MB 2 |
(4) 44256 |
(2) 4464 |
(4) 44256 |
(2) 4464 |
(2) 1M x 9 |
NONE |
4MB 1 |
NONE |
NONE |
NONE |
NONE |
(2) 1M x 9 |
(2) 1M x 9 |
5MB 2 |
(4) 44256 |
(2) 4464 |
(4) 44256 |
(2) 4464 |
(2) 1M x 9 |
(2) 1M x 9 |
DRAM JUMPER CONFIGURATION | ||||||
Size |
W1 |
W2 |
W3 |
W4 |
W5 |
W6 |
512KB 1 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
640KB 1 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1MB 1 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1.5MB 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2MB 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2MB 1 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
3MB 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
4MB 1 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
5MB 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
Note:Pins designated should be in the closed position. |