MP 3220 Motherboard Settings and Configuration

Processor	80386DX
Processor Speed	25MHz
Chip Set	Mitsubishi
Max. onboard DRAM	1MB (location unknown)
SRAM Cache	32KB
BIOS	Mitsubishi
Dimensions	330mm x 218mm
I/O Options	32-bit external memory card, IDE interface, floppy drive interface, parallel port, serial ports (2)
NPU Options	80387DX/3167

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port (COM1)	P1	IDE interface	P4
Serial port (COM2)	P2	Floppy drive interface	P5
Parallel port	P3	32-bit external memory card	S1

USER CONFIGURABLE SETTINGS
Function		Switch	Position
»	I/O bus speed select 8MHz	SW1/switch 1	On
	I/O bus speed select 6MHz	SW1/switch 1	Off
»	External memory card enabled	SW1/switch 2	Off
	External memory card disabled	SW1/switch 2	On
»	Factory configured - do not alter	SW1/switch 3	Off
»	POST select normal	SW1/switch 4	Off
	POST select minimum	SW1/switch 4	On
»	Base memory select 512KB	SW1/switch 5	Off
	Base memory select 256KB	SW1/switch 5	On
»	Factory configured - do not alter	SW1/switch 6	Off
»	Keyboard select enhanced	SW1/switch7	On
	Keyboard select standard	SW1/switch 7	Off
»	Monitor type select color	SW1/switch 8	On
	Monitor type select monochrome	SW1/switch 8	Off
»	Cache enabled	SW2/switch 1	On
	Cache disabled	SW2/switch 1	Off
»	IDE interface enabled	SW2/switch 2	Off
	IDE interface disabled	SW2/switch 2	On
»	NPU enabled	SW2/switch 3	Off
	NPU disabled	SW2/switch 3	On
»	Floppy drive interface enabled	SW2/switch 4	Off
	Floppy drive interface disabled	SW2/switch 4	On

SERIAL PORT CONFIGURATION
COM1 (P1)	COM2 (P2)	SW3/switch 5	SW3/Switch 6
Enabled	Enabled	Off	Off
Enabled	Disabled	Off	On
Disabled	Enabled	On	Off
Disabled	Disabled	On	On

PARALLEL PORT CONFIGURATION
LPT		SW3/switch 7	SW3/Switch 8
»	LPT1	Off	Off
	LPT2	Off	On
	LPT3	On	Off
	Disabled	On	On