DTK COMPUTER, INC.
PTM-1260V
|
Processor |
80286 |
|
Processor Speed |
12MHz |
|
Chip Set |
VLSI |
|
Max. Onboard DRAM |
4MB |
|
Cache |
None |
|
BIOS |
DTK |
|
Dimensions |
329mm x 218mm |
|
I/O Options |
Floppy drive interface, parallel port, serial ports (2), video port |
|
NPU Options |
80287 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Turbo switch |
J3 |
9-pin analog video port |
J26 |
|
Turbo LED |
J4 |
Serial port 2 |
J27 |
|
Power LED & keylock |
J5 |
Serial port 1 |
J28 |
|
Speaker |
J7 |
Parallel port |
J29 |
|
Floppy drive interface |
J25 |
External battery |
J30 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
BIOS type select 32KB |
J1 |
Open |
|
|
BIOS type select 64KB |
J1 |
Closed |
|
|
Factory configured - do not alter |
J2 |
N/A |
|
|
Factory configured - do not alter |
J4 |
N/A |
|
|
Factory configured - do not alter |
J7 |
N/A |
|
|
Zero wait state enabled |
J8 |
Closed |
|
|
Zero wait state disabled |
J8 |
Open |
|
|
Factory configured - do not alter |
J12 |
N/A |
|
|
Floppy drive interface enabled |
J15 |
Closed |
|
|
Floppy drive interface disabled |
J15 |
Open |
|
|
Factory configured - do not alter |
J16 |
N/A |
|
|
Monochrome display primary |
J22 |
Open |
|
|
CGA display primary |
J22 |
Closed |
|
|
Factory configured - do not alter |
J23 |
N/A |
|
|
Factory configured - do not alter |
J24 |
N/A |
|
DISPLAY CONFIGURATION | ||
|
Setting |
J10 |
J11 |
|
Monochrome display adapter enabled |
Closed |
Closed |
|
Monochrome display adapter disabled |
Open |
Open |
|
PRIMARY SERIAL PORT CONFIGURATION | ||
|
Port 1 (J28) |
J18 |
J21 |
|
COM1 |
Closed |
Closed |
|
COM3 |
Open |
Open |
|
Disabled |
Open |
Closed |
|
Disabled |
Closed |
Open |
|
SECONDARY SERIAL PORT CONFIGURATION | ||
|
Port 2 (J27) |
J19 |
J20 |
|
COM2 |
Closed |
Closed |
|
COM4 |
Open |
Open |
|
Disabled |
Open |
Closed |
|
Disabled |
Closed |
Open |
|
PARALLEL PORT CONFIGURATION | |||
|
LPT |
J15 |
J17 |
J9 |
|
LPT1 |
Closed |
Closed |
Pins 1 & 2 closed |
|
LPT2 |
Open |
Open |
Pins 2 & 3 closed |
|
Disabled |
Open |
Closed |
N/A |
|
Disabled |
Closed |
Open |
N/A |
|
DRAM CONFIGURATION | ||||||
|
Size |
Bank 0 |
Parity 0 |
Bank 1 |
Parity 1 |
Bank 2 |
Bank 3 |
|
512KB |
(4) 44256 |
(2) 41256 |
NONE |
NONE |
NONE |
NONE |
|
512KB |
NONE |
NONE |
NONE |
NONE |
(2) 256K x 9 |
NONE |
|
1MB |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
NONE |
NONE |
|
1MB |
NONE |
NONE |
NONE |
NONE |
(2) 256K x 9 |
(2) 256K x 9 |
|
2MB |
NONE |
NONE |
NONE |
NONE |
(2) 1M x 9 |
NONE |
|
4MB |
NONE |
NONE |
NONE |
NONE |
(2) 1M x 9 |
(2) 1M x 9 |
|
DRAM JUMPER CONFIGURATION | |||
|
Size |
J6 |
J13 |
J14 |
|
512KB |
Closed |
Closed |
Closed |
|
512KB |
Closed |
Closed |
Open |
|
1MB |
Closed |
Open |
Closed |
|
1MB |
Closed |
Open |
Open |
|
2MB |
Closed |
Open |
Open |
|
4MB |
Open |
Closed |
Closed |