AMERICAN MEGATRENDS, INC.

BABY VOYAGER

Processor

80486DX

Processor Speed

33MHz

Chip Set

AMI

Max. Onboard DRAM

32MB

Cache

64/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

Floppy interface, IDE interface, parallel port, serial ports (2)

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

IDE interface LED

J1

Diagnostic LED

J39

External battery

J2

Parallel port

P3

Reset switch

J12

Serial port 2

P4

Speaker

J13

Serial port 1

P5

Power LED & keylock

J15

Floppy interface

P6

Turbo LED

J23

IDE interface

P7

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Serial port 2 select IRQ3

J6

pins 2 & 3 closed

 

Serial port 2 select IRQ4

J6

pins 1 & 2 closed

»

Serial port 1 select IRQ4

J9

pins 2 & 3 closed

 

Serial port 1 select IRQ3

J9

pins 1 & 2 closed

»

Parallel port select IRQ5

J18

pins 1 & 2 closed

 

Parallel port select IRQ7

J18

pins 2 & 3 closed

»

Factory configured - do not alter (Burst address 2)

J19

pins 2 & 3 closed

»

Factory configured - do not alter (Burst address 3)

J20

pins 2 & 3 closed

»

Factory configured - do not alter (I/O bus clock 8MHz)

J28

pins 2 & 3 closed

»

BIOS type select 27512

J29

pins 2 & 3 closed

 

BIOS type select 27256

J29

pins 1 & 2 closed

»

Factory configured - do not alter (Burst mode enabled)

J35

Closed

»

Factory configured - do not alter (ROM access 0 wait state)

J40

Closed

»

ROM diagnostics disabled

SW1/1

Off

 

ROM diagnostics enabled

SW1/1

On

»

Monitor type select monochrome/EGA/VGA/PGA

SW1/2

Off

 

Monitor type select color

SW1/2

On

»

EGA/VGA shadow at C000 segment enabled

SW1/3

On

 

EGA/VGA shadow at C000 segment disabled

SW1/3

Off

»

ROM BIOS shadow at F000 segment enabled

SW1/4

On

 

ROM BIOS shadow at F000 segment disabled

SW1/4

Off

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

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

DRAM JUMPER/SWITCH CONFIGURATION

Size

J4

J5

SW1/5

SW1/6

SW1/7

SW1/8

640KB

2 & 3

2 & 3

On

On

On

On

1.64MB

2 & 3

2 & 3

On

Off

On

On

4MB

2 & 3

1 & 2

On

On

On

Off

8MB

2 & 3

1 & 2

On

Off

On

Off

16MB

1 & 2

1 & 2

On

On

Off

Off

32MB

1 & 2

1 & 2

On

Off

Off

Off

Note: Pins designated should be in the closed position.

CACHE CONFIGURATION

Size

Cache

64KB

(8) 16K x 4

256KB

(8) 64K x 4

CACHE JUMPER CONFIGURATION

Size

J21

J22

J36

64KB

pins 2 & 3 closed

pins 2 & 3 closed

Open

256KB

pins 1 & 2 closed

pins 1 & 2 closed

Closed