AMI 386SX CACHE Motherboard Settings and Configuration

Processor	80386SX
Processor Speed	20/25MHz
Chip Set	AMI
Max. Onboard DRAM	8MB
Cache	32KB
BIOS	AMI
Dimensions	330mm x 218mm
I/O Options	None
NPU Options	80387SX

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J2	Power LED & keylock	J6
Reset switch	J4	Speaker	J7
Turbo LED	J5	Turbo switch	J10

USER CONFIGURABLE SETTINGS
Function		Jumper/Switch	Position
»	Battery select internal	J1	Closed
	Battery select external	J1	Open
	DRAM address sequence select bank 1, then bank 2	J3	pins 1 & 2, 3 & 4 closed
	DRAM address sequence select bank 2, then bank 1	J3	pins 2 & 3, 4 & 5 closed
»	Factory configured - do not alter	J8	N/A
»	CMOS memory normal operation	J9	Open
	CMOS memory clear	J9	Closed
»	Factory configured - do not alter	J11	N/A
»	Factory configured - do not alter	J12	N/A
»	Factory configured - do not alter	J13	N/A
»	Factory configured - do not alter	SW1/1	Off
»	Monitor type select monochrome	SW1/2	Off
	Monitor type select color	SW1/2	On
	Note : Cache is factory installed , and is not configurable. The size and location of cache and tag are unidentified.

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