STB SYSTEMS, INC.

EGA MULTI RES W/PARALLEL PORT

Card Type

Multi-I/O card

Chip Set

Unidentified

Maximum Onboard Memory

256KB

I/O Options

EGA video port, feature connector, light pen, parallel port

Data Bus

8-bit ISA

CONNECTIONS

Function

Label

Function

Label

9-pin digital video connector

CN1

Light pen connector

CN4

Parallel port

CN2

Feature connector

CN5

Battery connector

CN3

Clock generator socket

U8

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

EGA monitor connected to Multi Res adapter

J4

Pins 1 & 2 closed

 

CGA/Monochrome monitor connected to Multi Res adapter

J4

Pins 2 & 3 closed

»

Feature connector disabled

W1

Pins 1 & 2 closed

 

Feature connector enabled

W1

Pins 3 & 4 closed

»

CGA/Hercules emulation enabled

SW1/7

Off

 

CGA/Hercules emulation disabled

SW1/7

On

»

EGA fonts enabled (8x8, 8x14)

SW1/8

On

 

VGA fonts enabled (9x16)

SW1/8

Off

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.

VIDEO OUTPUT SELECTION

Rate

Type

SW1/5

SW1/6

»

Mutli-synch

EGA, RGB

On

On

 

N/A

Monochrome

On

Off

 

25KHz (normal)

400-line

Off

On

 

25KHz (inverted)

AT&T 318H

Off

Off

PARALLEL PORT ADDRESS SELECTION

Setting

SW1/9

SW1/10

 

278h

Off

On

 

378h

On

Off

»

3BCh

On

On

 

Disabled

Off

Off