...because we can't all be on the bleeding edge...





UPGRADABLE SYSTEMS MAINBOARD

ZEOS INTERNATIONAL, LTD.

UPGRADABLE SYSTEMS MAINBOARD

Processor

80386/80486SX/80487SX/80486DX (On proprietary CPU cards)

Processor Speed

20/25/33MHz

Chip Set

Unidentified

Max. Onboard DRAM

32MB

Cache

128KB

BIOS

Award

Dimensions

330mm x 218mm

I/O Options

floppy drive interface, game port, IDE interface, parallel port, serial ports (2),

proprietary CPU card slot

NPU Options

80387

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J1

Turbo switch

J10

Game port

J3

Reset switch

J11

Parallel port

J5

Turbo LED

J12

Serial port 2

J6

Power LED & keylock

J13

Serial port 1

J7

Speaker

J14

Floppy drive interface

J8

IDE interface LED

J15

IDE interface

J9

Proprietary CPU card slot

CPU1 & CPU2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select CGA

J4

Closed

 

Monitor type select Mono/EGA/VGA

J4

Open

Game port enabled

P1

Closed

 

Game port disabled

P1

Open

Parallel port interupt select IRQ7

PIRQ

pins 1 & 2 closed

 

Parallel port interupt select IRQ5

PIRQ

pins 2 & 3 closed

 

Parallel port interupt disabled

PIRQ

all open

Serial port 1 (COM1) interupt select IRQ4

SIRQ1

pins 2 & 3 closed

 

Serial port 1 (COM1) interupt select IRQ3

SIRQ1

pins 1 & 2 closed

 

Serial port 1 (COM1) interupt disabled

SIRQ1

all open

Serial port 2 (COM2) interupt select IRQ3

SIRQ2

pins 1 & 2 closed

 

Serial port 2 (COM2) interupt select IRQ4

SIRQ2

pins 2 & 3 closed

 

Serial port 2 (COM2) interupt disabled

SIRQ2

all open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

5MB

(4) 1M x 9

(4) 256K x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9