AMERICAN MEGATRENDS, INC.

VOYAGER II

Processor

80486DX

Processor Speed

25/33MHz

Chip Set

AMI

Max. Onboard DRAM

32MB

Cache

128KB

BIOS

AMI

Dimensions

355.6mm x 305.2mm

I/O Options

32-bit external memory card slot, proprietary AMI bus connector

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

52 pin AMI proprietary connector

J1

Turbo switch

J10

External battery

J2

Reset switch

J11

46 pin AMI proprietary connector

J5

32-bit external memory card

J13

Power LED & keylock

J8

Turbo LED

J15

Speaker

J9

   

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Power good signal detect from board

J3

pins 1 & 2 closed

 

Power good signal detect from power supply

J3

pins 2 & 3 closed

»

Interrupt select normal path

J14

pins 2 & 3 closed

 

Interrupt select latched for 80486 correction

J14

pins 1 & 2 closed

»

I/O bus speed (sysclock) select iOsc/2

J17

1 & 2, 3 & 4 closed

 

I/O bus speed (sysclock) select iOsc/3

J17

Open

 

I/O bus speed (sysclock) select iOsc/4

J17

pins 3 & 4 closed

»

Factory configured - do not alter

SW1/1

Off

»

Monitor type select monochrome

SW1/2

Off

 

Monitor type select color

SW1/2

On

 

Note : Cache is factory installed and is not configurable. The size and location of cache and tag are unidentified.

DRAM CONFIGURATION

Size

Bank 1

Bank 2

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9