MINI 386SX (Model 345) Motherboard Settings and Configuration

Processor	80386SX
Processor Speed	25/33MHz
Chip Set	OPTI
Max. Onboard DRAM	16MB
Cache	None
BIOS	AMI
Dimensions	220mm x 220mm
I/O Options	Auxiliary keyboard connector
NPU Options	80387SX

CONNECTIONS
Purpose	Location	Purpose	Location
Reset switch	J1	Turbo switch	J5
Power LED & keylock	J2	External battery	J8
Speaker	J3	Auxiliary keyboard	J29
Turbo LED	J4

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Monitor type select color	J7	Open
	Monitor type select monochrome	J7	Closed
»	CMOS memory normal operation	J32	pins 1 & 2 closed
	CMOS memory clear	J32	pins 2 & 3 closed

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
1.5MB	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9	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
6MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	NONE
8MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9
8MB	(2) 4M x 9	NONE	NONE	NONE
10MB	(2) 4M x 9	(2) 1M x 9	NONE	NONE
12MB	(2) 4M x 9	(2) 1M x 9	(2) 1M x 9	NONE
14MB	(2) 4M x 9	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9
16MB	(2) 4M x 9	(2) 4M x 9	NONE	NONE