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EGA MULTI RES

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