HwMuseum | Index

ALPHA MICROSYSTEMS

AM-137

Processor

Motorola 68030

Processor Speed

Unidentified

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

32MB

Maximum Video Memory

None

Cache

None

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Floppy drive interface, IDE interface, SCSI interface, parallel port, serial ports (8), I/O expansion slot

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

IDE interface

CN1

Front panel connector

J10

SCSI interface

CN2

Reset switch

W3

Serial ports 0 – 3

CN3

Power LED

W8

Serial ports 4 – 7

CN4

Run LED

W9

Floppy drive interface (AM-219)

CN5

Disk LED

W12

Parallel port

J1

I/O expansion slot

SL1

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

JP3

Closed

»

Factory configured - do not alter

JP4

Closed

»

Remote reset disabled

W2

Open

 

Remote reset enabled

W2

Closed

»

Factory configured - do not alter

W4

Closed

»

Factory configured - do not alter

W5

Closed

»

Factory configured - do not alter

W8

Open

»

Factory configured - do not alter

W9

Open

»

Factory configured - do not alter

W12

Open

»

Factory configured - do not alter

W13

Open

»

Factory configured - do not alter

W14

Open

DRAM CONFIGURATION

Size

Bank 0

4MB

(1) 1M x 36

8MB

(1) 2M x 36

16MB

(1) 4M x 36

32MB

(1) 8M x 36

DRAM JUMPER CONFIGURATION

Size

JP1

JP2

4MB

Closed

Closed

8MB

Open

Closed

16MB

Closed

Open

32MB

Open

Open

TERMINATION SELECTION

Setting

W6

Termination enabled

Pins 2 & 3 closed

Termination disabled

Pins 1 & 2 closed

MAIN BOOT SELECTION

Setting

SW1/1

SW1/2

 

Floppy drive

On

On

»

SCSI

Off

On

ALTERNATE BOOT SELECTION

Setting

SW1/3

SW1/4

None

On

On

Floppy drive

Off

On

Steaming tape

Off

Off