MULTIARRAYSBC MT486DX2/XX, MT486DX4/XXX Motherboard Settings and Configuration

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.