EVEREX SYSTEMS, INC.

AGI 386/20/16

Processor

80386DX

Processor Speed

16/20MHz

Chip Set

Suntac

Max. Onboard DRAM

18MB (16MB on external memory card)

Cache

None

BIOS

AMI

Dimensions

355mm x 304mm

I/O Options

32-bit external memory card slots (2), parallel port, serial ports (2)

NPU Options

80387

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

J3

Parallel port

J8

Power LED & keylock

J4

Serial port 1

J9

Speaker

J5

Serial port 2

J10

Reset switch

J6

32-bit external memory card

S1 & S2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

J1

N/A

»

Expansion bus (8-bit) speed select 5 wait states

W1

pins 1 & 2 closed

 

Expansion bus (8-bit) speed select 4 wait states

W1

pins 2 & 3 closed

»

Expansion bus (16-bit) speed select 1 wait states

W2

pins 1 & 2 closed

 

Expansion bus (16-bit) speed select 2 wait states

W2

pins 2 & 3 closed

»

Power on speed select high/switchable from keyboard

W3

pins 2 & 3 closed

 

Power on speed select slow

W3

pins 1 & 2 closed

»

Monitor type select monochrome

W4

Closed

 

Monitor type select color

W4

Open

»

Factory configured - do not alter

W5

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

Bank 4

Bank 5

1MB

(8) 44256

NONE

NONE

NONE

NONE

NONE

2MB

(8) 44256

(8) 44256

NONE

NONE

NONE

NONE

3MB

(8) 44256

(8) 44256

(4) 256K x 9

NONE

NONE

NONE

4MB

(8) 44256

(8) 44256

(4) 256K x 9

(4) 256K x 9

NONE

NONE

5MB

(8) 44256

NONE

(4) 1M x 9

NONE

NONE

NONE

6MB

(8) 44256

(8) 44256

(4) 1M x 9

NONE

NONE

NONE

7MB

(8) 44256

(8) 44256

(4) 256K x 9

(4) 1M x 9

NONE

NONE

8MB

NONE

NONE

(4) 1M x 9

(4) 1M x 9

NONE

NONE

9MB

(8) 44256

NONE

(4) 1M x 9

(4) 1M x 9

NONE

NONE

10MB

(8) 44256

(8) 44256

(4) 1M x 9

(4) 1M x 9

NONE

NONE

11MB

(8) 44256

(8) 44256

(4) 1M x 9

(4) 1M x 9

(4) 256K x 9

NONE

12MB

(8) 44256

(8) 44256

(4) 1M x 9

(4) 1M x 9

(4) 256K x 9

(4) 256K x 9

13MB

(8) 44256

NONE

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

NONE

14MB

(8) 44256

(8) 44256

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

NONE

15MB

(8) 44256

(8) 44256

(4) 1M x 9

(4) 1M x 9

(4) 256K x 9

(4) 1M x 9

18MB

(8) 44256

(8) 44256

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

Note:Banks 2, 3, 4, & 5 are used when 32-bit external memory cards are installed.

DRAM PARITY CONFIGURATION

Size

P-0

P-1

1MB

(4) 41256

NONE

2MB

(4) 41256

(4) 41256

3MB

(4) 41256

(4) 41256

4MB

(4) 41256

(4) 41256

5MB

(4) 41256

NONE

6MB

(4) 41256

(4) 41256

7MB

(4) 41256

(4) 41256

9MB

(4) 41256

NONE

10MB

(4) 41256

(4) 41256

11MB

(4) 41256

(4) 41256

12MB

(4) 41256

(4) 41256

13MB

(4) 41256

NONE

14MB

(4) 41256

(4) 41256

15MB

(4) 41256

(4) 41256

18MB

(4) 41256

(4) 41256

DRAM SWITCH CONFIGURATION

Size

SW1/1

SW1/2

SW1/3

SW1/4

1MB

On

On

On

On

2MB

Off

Off

On

On

4MB

Off

Off

On

Off

*4MB

Off

Off

On

On

Notes:The setting designated with an asterisk (*) is for the EV159 16-bit memory card. 4MB configurations can be achieved only when using an external memory card, refer to the card manufacturer's documentation for memory & jumper configurations.

PARALLEL PORT CONFIGURATION

Port

I/O address

IRQ

SW2/3

SW2/4

SW3/3

SW3/4

LPT1

378-37F

IRQ7

Off

Off

Off

On

LPT2

278-27F

IRQ5

Off

On

On

Off

Disabled

NONE

NONE

On

On

Off

Off

SERIAL PORT 1 CONFIGURATION

Setting

SW2/1

SW2/2

SW3/1

SW3/2

COM1 enabled

Off

N/A

On

N/A

Disabled

N/A

On

N/A

Off

SERIAL PORT 2 CONFIGURATION

Setting

SW2/1

SW2/2

SW3/1

SW3/2

COM2 enabled

On

N/A

Off

N/A

Disabled

N/A

On

N/A

Off