UNIDENTIFIED
EGA PLUS
Category |
Video |
Video Types Supported |
CGA/EGA/Monochrome |
Video Processor |
Unidentified |
Highest Resolution Supported |
800 x 600 |
Data Bus Type |
8-bit ISA |
Memory Type |
DRAM |
Maximum Onboard Memory |
256KB |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
9-pin analog video port |
CN1 |
Parallel port |
CN2 |
MONITOR TYPE SELECT | |||
Type |
P1 |
JB1 | |
EGA |
Pins 2 & 3 closed |
Pins 1 & 2 closed | |
Monochrome/CGA |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
DISPLAY CONFIGURATION | ||||
Type |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
Monochrome |
Off |
Off |
On |
Off |
Color (40 x 25) |
On |
Off |
Off |
On |
Color (80 x 25) |
Off |
Off |
Off |
On |
Enhanced Color (Normal) |
On |
On |
On |
Off |
Enhanced Color (Hi-resolution) |
Off |
On |
On |
Off |
Note: These settings apply when the EGA PLUS is the only video adapter in the system. |
DISPLAY CONFIGURATION | |||||
Primary Adapter |
Alternate Adapter |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
Color (40 x 25) |
Monochrome |
On |
Off |
Off |
On |
Color (80 x 25) |
Monochrome or none |
Off |
Off |
Off |
On |
Enhanced Color (Normal) |
Monochrome or none |
On |
On |
On |
Off |
Enhanced Color (Hi-resolution) |
Monochrome or none |
Off |
On |
On |
Off |
Note: These settings apply when the EGA PLUS and a monochrome adapter are in use, with the EGA PLUS as the primary display adapter in the system. |
DISPLAY CONFIGURATION | |||||
Primary Adapter |
Alternate Adapter |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
Monochrome |
Color (40 x 25) |
On |
On |
On |
On |
Monochrome |
Color (80 x 25) |
Off |
On |
On |
On |
Monochrome |
Enhanced Color (Normal) |
On |
Off |
On |
On |
Monochrome |
Enhanced Color (Hi-resolution) |
Off |
Off |
On |
On |
Note: These settings apply when the EGA PLUS and a monochrome adapter are in use, with the monochrome adapter as the primary display adapter in the system. |
DISPLAY CONFIGURATION | |||||
Primary Adapter |
Alternate Adapter |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
Monochrome |
Color (40 x 25) |
On |
Off |
On |
Off |
Monochrome |
Color (80 x 25) |
Off |
Off |
On |
Off |
Note: These settings apply when the EGA PLUS and a CGA adapter are in use, with the CGA as the secondary display adapter. |
DISPLAY CONFIGURATION | |||||
Primary Adapter |
Alternate Adapter |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
Color (40 x 25) |
Monochrome |
On |
On |
Off |
On |
Color (80 x 25) |
Monochrome |
Off |
On |
Off |
On |
Note: These settings apply when the EGA PLUS and a CGA adapter are in use, with the CGA as the primary display adapter. |
PARALLEL PORT CONFIGURATION | |||
LPT |
SW1/6 |
SW1/7 | |
1 |
On |
On | |
2 |
On |
Off | |
3 |
Off |
On | |
Disabled |
Off |
Off |
FACTORY CONFIGURED SETTINGS | |
Switch |
Setting |
SW1/5 |
On |
SW1/8 |
N/A |