AMI 386SX-I Motherboard Settings and Configuration

Processor	80386SX
Processor Speed	16/20MHz
Chip Set	Intel
Max. Onboard DRAM	8MB
Cache	None
BIOS	AMI
Dimensions	330mm x 218mm
I/O Options	None
NPU Options	80387SX

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J5	Turbo LED	J14
Speaker	J10	Turbo switch	J18
Power LED & keylock	J11	Reset switch	J19

USER CONFIGURABLE SETTINGS
Function		Jumper/Switch	Position
»	Keyboard reset enabled	J2	Closed
	Keyboard reset disabled	J2	Open
»	Factory configured - do not alter	J17	N/A
»	BIOS type select 2764 or 27128	J26	pins 1 & 2 closed
	BIOS type select 27256	J26	pins 2 & 3 closed
»	Factory configured - do not alter	SW1/1	Off
»	Monitor type select monochrome	SW1/2	Off
	Monitor type select color	SW1/2	On
	Note : The location of J17 is unidentified.

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
512KB	(2) 256K x 9	NONE	NONE	NONE
1MB	(2) 256K x 9	(2) 256K x 9	NONE	NONE
2MB	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9
2MB	(2) 1M x 9	NONE	NONE	NONE
4MB	(2) 1M x 9	(2) 1M x 9	NONE	NONE
8MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9

DRAM SPEED CONFIGURATION
Speed	J8	J9
100ns fast page	pins 1 & 2 closed	pins 1 & 2 closed
100ns	pins 2 & 3 closed	pins 1 & 2 closed
120ns	pins 2 & 3 closed	pins 2 & 3 closed