MULTI-TECH SYSTEMS, INC.

MULTIARRAYSBC MT486DX2/XX, MT486DX4/XXX

Processor

80486DX2/80486DX4

Processor Speed

Unidentified

Video Chipset

Unidentified

Chipset

Unidentified

Maximum Onboard Memory

128MB DRAM

Cache

256KB

Maximum Video Memory

512KB DRAM

BIOS

Phoenix

Dimensions

336.5 x 120.6mm

I/O Options

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

Data Bus

Proprietary

NPU Options

None

Video Types Supported

XVGA

Highest Resolution Supported

1024 x 768

CONNECTIONS

Function

Label

Function

Label

15-pin VGA port

CN1

Floppy drive interface

CN7

Serial port 1

CN2

Speaker

J20

IDE interface

CN4

IDE interface LED

J27

Serial port 2

CN5

Power LED

J28

Parallel port

CN6

Reset switch

SW1

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

Mainboard will not reset when DCD of serial port 1 goes low

J26

Open

 

Mainboard will reset when DCD of serial port 1 goes low

J26

Closed

Note:All jumpers not pictured on the diagram are factory configured and should not be altered.

DRAM

Size

Bank 0

8MB

(2) 1M x 36

16MB

(2) 2M x 36

32MB

(2) 4M x 36

64MB

(2) 8M x 36

128MB

(2) 16M x 36

Note: The board is factory configured with 4 megabytes of RAM.