386SX-16 SYSTEM Motherboard Settings and Configuration

Processor	80286/80386SX
Processor Speed	16MHz
Chip Set	Headland
Video Chip Set	Ahead
Maximum Onboard Memory	4MB
Maximum Video Memory	1MB
Cache	None
BIOS	Phoenix
Dimensions	340mm x 300mm
I/O Options	Floppy drive interface, IDE interface, parallel port, serial port, VGA port
NPU Options	80287/80387SX

CONNECTIONS
Purpose	Location	Purpose	Location
IDE interface LED	HDD2	Parallel port	J7
Floppy drive interface	J2	VGA port	J8
IDE interface	J4	External battery	JP3
Serial port	J6	Reset switch	JP4

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Factory configured - do not alter	JP2	Unidentified
»	Factory configured - do not alter	JP5	Unidentified
	Parallel port enabled	JP11	Closed
	Parallel port disabled	JP11	Open
	Serial port enabled	JP12	Closed
	Serial port disabled	JP12	Open
»	Factory configured - do not alter	JP16	Unidentified
	CGA emulation IRQ2 disabled	JP300	Open
	CGA emulation IRQ2 enabled	JP300	Closed
»	Factory configured - do not alter	JP303	Unidentified

DRAM CONFIGURATION
Size	Bank 0	Bank 1
512KB	(2) 256K x 9	None
1MB	(2) 256K x 9	(2) 256K x 9
2MB	(2) 1M x 9	None
4MB	(2) 1M x 9	(2) 1M x 9

VIDEO MEMORY CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
256KB	(2) 44256	None	None	None
512KB	(2) 44256	(2) 44256	None	None
1MB	(2) 44256	(2) 44256	(2) 44256	(2) 44256

VIDEO MEMORY JUMPER CONFIGURATION
Size	JP301	JP302
256KB	Open	Open
512KB	Open	Closed
1MB	Closed	Closed