M18P Motherboard Settings and Configuration

Processor	8088
Processor Speed	Unidentified
Chip Set	Unidentified
Video Chip Set	Unidentified
Maximum Onboard Memory	512KB
Maximum Video Memory	Unidentified
Cache	None
BIOS	Unidentified
Dimensions	355mm x 304mm
I/O Options	Floppy drive interface, parallel port, serial ports (3), light pen connector, VGA port
NPU Options	8087

CONNECTIONS
Purpose	Location	Purpose	Location
Speaker	P2	VGA port	J7
Light pen connector	P3	Serial port	J8
Floppy drive interface	P4	Parallel port	J9
Serial port	J5	Reset switch	S2
Serial port	J6

USER CONFIGURABLE SETTINGS
Function		Label	Position
	BIOS type select 8KB	JP1	Closed
	BIOS type select 16KB	JP1	Open
	Graphics memory located in second 256KB	JP2	Pins 1 & 3 closed
	Graphics memory located in first 256KB	JP2	Pins 2 & 4 closed
	Keyboard voltage select 12v	JP3	Pins 1 & 2 closed
	Keyboard voltage select 5v	JP3	Pins 2 & 3 closed
	NPU not installed	S1/1	On
	NPU installed	S1/1	Off
	Floppy drives installed 1	S1/2	On
	Floppy drives installed 2	S1/2	Off

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
128KB	128KB	None	None	None
256KB	128KB	128KB	None	None
384KB	128KB	128KB	128KB	None
512KB	128KB	128KB	128KB	128KB
Note: The size of the memory chips are unidentified.

DRAM SWITCH CONFIGURATION
Size	S1/5	S1/6
128KB	On	On
256KB	Off	On
384KB	On	Off
512KB	Off	Off

MONITOR SELECTION
Setting	S1/3	S1/4
None	On	On
color (40 x 25)	Off	On
Color (80 x 25)	On	Off
Monochrome	Off	Off