DTK COMPUTER. INC.
PTI-206A EGA PRINTER
Card Type | Parallel card, Video card |
Video Chip Set | Unidentified |
Highest Resolution Supported | 720 x 350 |
Maximum Video Memory | 256KB RAM (type unidentified) |
Data Bus | 8-bit ISA |
Video Types Supported | EGA |
CONNECTIONS | |||
Function | Label | Function | Label |
Feature connector | J4 | 25-pin parallel port | Location unidentified |
Light Pen Interface | P2 | 9-pin digital video port | Location unidentified |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | Secondary red output on pin 2 of the direct drive interface connector is for use of an enhanced color monitor | P1 | Pins 1 & 2 closed |
Pin 2 of the direct drive interface connector connected to the ground is for use of a color monitor | P1 | Pins 2 & 3 closed | |
» | EGA addresses selected at 3XX | P3 | Pins 1 & 2 closed |
EGA addresses selected at 2XX (not supported by BIOS) | P3 | Pins 2 & 3 closed | |
» | Factory configured - do not alter | SW1/5 | On |
» | Factory configured - do not alter | SW1/6 | On |
PARALLEL PORT CONFIGURATION | ||||
Setting | JP3 | JP4 | JP10 | |
» | LPT1 | Closed | Closed | Open |
LPT2 | Open | Closed | Closed | |
Disabled | N/A | Open | N/A |
EGA ADAPTER CONFIGURATION (PRIMARY) | ||||||
Enhanced | Monochrome | Color | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
Color Display 40x25 | Secondary | N/A | On | Off | Off | On |
Color Display 80x25 | Secondary | N/A | On | Off | Off | Off |
Emulation mode | Secondary | N/A | Off | On | On | On |
High Res. Mode | Secondary | N/A | Off | On | On | Off |
Monochrome | N/A | Secondary 40x25 | Off | On | Off | On |
Monochrome | N/A | Secondary 80x25 | Off | On | Off | Off |
EGA ADAPTER CONFIGURATION (SECONDARY) | ||||||
Enhanced | Monochrome | Color | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
Color Display 40x25 | Primary | N/A | On | On | On | On |
Color Display 80x25 | Primary | N/A | On | On | On | Off |
Emulation mode | Primary | N/A | On | On | Off | On |
High Res. Mode | Primary | N/A | On | On | Off | Off |
Monochrome | N/A | Primary 40x25 | On | Off | On | On |
Monochrome | N/A | Primary 80x25 | On | Off | On | Off |
MISCELLANEOUS TECHNICAL NOTES |
Note: The purpose of SW1/7 and SW1/8 is unidentified. |