STB SYSTEMS, INC.
EGA MULTI RES
Card Type |
Multi-I/O card |
Chip Set |
Unidentified |
Maximum Onboard Memory |
256KB |
I/O Options |
EGA video port, light pen, parallel port |
Data Bus |
8-bit ISA |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
Battery connector |
J1 |
Parallel port |
P4 |
Light pen connector |
J5 |
Clock generator socket |
U5 |
9-pin digital video connector |
P3 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
EGA monitor connected to Multi Res adapter |
J2 |
Pins 1 & 2 closed |
CGA/Monochrome monitor connected to Multi Res adapter |
J2 |
Pins 2 & 3 closed | |
» |
Factory configured - do not alter |
J4 |
Pins 2 & 3 closed |
Note: Jumper J4 configures the adapter for all display types. Alternate settings are unidentified. |
DISPLAY CONFIGURATION | |||||
Display |
Mode |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
Monochrome |
Monochrome |
Off |
Off |
On |
Off |
CGA |
40x25 |
On |
Off |
Off |
On |
CGA |
80x25 |
Off |
Off |
Off |
On |
EGA |
8x8 text |
On |
On |
On |
Off |
EGA |
8x14 text |
Off |
On |
On |
Off |
Note: These settings are for systems where the EGA Multi Res is the sole adapter in the system. |
DISPLAY CONFIGURATION | |||||
Primary Display/Mode |
Secondary Display/Mode |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
CGA/40x80 |
Monochrome/Monochrome |
On |
Off |
Off |
On |
CGA/80x25 |
Monochrome/Monochrome |
Off |
Off |
Off |
On |
EGA/8x8 text |
Monochrome/Monochrome |
On |
On |
On |
Off |
EGA/8x14 text |
Monochrome/Monochrome |
Off |
On |
On |
Off |
Note: These settings are for systems where the EGA Multi Res is the primary adapter in the system and a monochrome/printer card is the secondary adapter. |
DISPLAY CONFIGURATION | |||||
Primary Display/Mode |
Secondary Display/Mode |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
Monochrome/Monochrome |
CGA/40x25 |
On |
On |
On |
On |
Monochrome/Monochrome |
CGA/80x25 |
Off |
On |
On |
On |
Monochrome/Monochrome |
EGA/8x8 text |
On |
Off |
On |
On |
Monochrome/Monochrome |
EGA/8x14 text |
Off |
Off |
On |
On |
Note: These settings are for systems where the EGA Multi Res is the secondary adapter in the system and a monochrome/printer card is the primary adapter. |
DISPLAY CONFIGURATION | |||||
Primary Display/Mode |
Secondary Display/Mode |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
Monochrome/Monochrome |
CGA/40x25 |
On |
Off |
On |
Off |
Monochrome/Monochrome |
CGA/80x25 |
Off |
Off |
On |
Off |
Note: These settings are for systems where the EGA Multi Res is the primary adapter in the system and a CGA card is the secondary adapter. |
DISPLAY CONFIGURATION | |||||
Primary Display/Mode |
Secondary Display/Mode |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
CGA/40x25 |
Monochrome/Monochrome |
On |
On |
Off |
On |
CGA/80x25 |
Monochrome/Monochrome |
Off |
On |
Off |
On |
Note: These settings are for systems where the EGA Multi Res is the secondary adapter in the system and a CGA card is the primary adapter. |
EGA MONITOR CONFIGURATION | |||
Setting |
SW1/7 |
SW1/8 | |
» |
Normal 25KHz monitors |
Off |
On |
Dyneer 140HI |
Off |
Off |
PARALLEL PORT ADDRESS SELECTION | ||
Setting |
SW1/5 |
SW1/6 |
LPT1 |
On |
On |
LPT2 |
On |
Off |
LPT3 |
Off |
On |
Disabled |
Off |
Off |