ACER, INC.
NBI ENHANCED GRAPHICS ADAPTER
|
Card Type |
Video card |
|
Video Chip Set |
Unidentified |
|
Maximum video Memory |
Unidentified |
|
Video Type supported |
Monochrome, CGA, EGA |
|
Highest Resolution supported |
640 x 350 |
|
Data Bus |
8-bit ISA |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
9-pin video port |
CN1 |
Reserved |
CN3 |
|
Reserved |
CN2 |
Light pen connector |
CN4 |
|
DISPLAY TYPE SELECTION | ||
|
Setting |
JP3 |
JP4 |
|
Enhanced color display |
Pins 2 & 3 closed |
Unidentified |
|
Monochrome or color display |
Pins 2 & 3 closed |
Unidentified |
|
DISPLAY TYPE CONFIGURATION (1) | ||||
|
EGA |
SW/1 |
SW/2 |
SW/3 |
SW/4 |
|
Color display 40x25 mode |
On |
Off |
Off |
On |
|
Color display 80x25 mode |
Off |
Off |
Off |
On |
|
Emulation mode |
On |
On |
On |
Off |
|
Hi Res mode |
Off |
On |
On |
Off |
|
Note:The above settings apply when the Enhanced Graphic Adapter is the primary adapter and MDA is the secondary adapter. | ||||
|
DISPLAY TYPE CONFIGURATION (2) | |||||
|
EGA |
CGA |
SW/1 |
SW/2 |
SW/3 |
SW/4 |
|
Monochrome |
40 x 25 mode |
On |
Off |
On |
Off |
|
Monochrome |
80 x 25 mode |
Off |
Off |
On |
Off |
|
Note:The above settings apply when the Enhanced Graphic Adapter is the primary adapter and CGA is the secondary adapter. | |||||
|
DISPLAY TYPE CONFIGURATION (3) | ||||
|
EGA |
SW/1 |
SW/2 |
SW/3 |
SW/4 |
|
Color display 40x25 mode |
On |
On |
On |
On |
|
Color display 80x25 mode |
Off |
On |
On |
On |
|
Emulation mode |
On |
Off |
On |
On |
|
Hi Res mode |
Off |
Off |
On |
On |
|
Note:The above settings apply when the Enhanced Graphic Adapter is the secondary adapter and MDA is the primary adapter. | ||||
|
DISPLAY TYPE CONFIGURATION (4) | |||||
|
EGA |
CGA |
SW/1 |
SW/2 |
SW/3 |
SW/4 |
|
Monochrome |
40 x 25 mode |
On |
On |
Off |
On |
|
Monochrome |
80 x 25 mode |
Off |
On |
Off |
On |
|
Note:The above settings apply when the Enhanced Graphic Adapter is the secondary adapter and CGA is the primary adapter. | |||||
|
MISCELLANEOUS TECHNICAL NOTES |
|
Whenever the Enhanced Graphic Adapter is used in combination with another one of the adapters must be a monochrome display. |