SX386 EDITION 1.1 Motherboard Settings and Configuration

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

CONNECTIONS
Purpose	Location	Purpose	Location
Auxiliary keyboard connector	J19	Reset switch	J25
External battery	J20	Speaker	J26
Turbo LED	J24	Power LED & keylock	J27

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Power good signal detect from power supply	J21	pins 1 & 2 closed
	Power good signal detect from board	J21	pins 2 & 3 closed
»	Monitor type select CGA/EGA/VGA	J22	pins 1 & 2 closed
	Monitor type select MDA/EGA/VGA	J22	pins 2 & 3 closed
»	NPU synchronous with CPU	J23	Open
	NPU asynchronous with CPU	J23	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
3MB	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9	NONE
4MB	(2) 1M x 9	(2) 1M x 9	NONE	NONE
5MB	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9	(2) 1M x 9
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