80386SX BOARD Motherboard Settings and Configuration

Processor	80386SX
Processor Speed	25MHz
Chip Set	Micronics
Max. Onboard DRAM	16MB
Cache	None
BIOS	Phoenix
Dimensions	330mm x 218mm
I/O Options	None
NPU Options	80387SX

CONNECTIONS
Purpose	Location	Purpose	Location
Keylock connector	JP13/pins 1 & 2	Turbo switch	JP13/pins 15, 16 & 17
Power LED	JP13/pins 3, 4 & 5	Reset switch	JP13/pins 19 & 20
Speaker	JP13/pins 7, 8, 9 & 10	External Battery	J2/pins 1(pos) & 4(neg)
Turbo LED	JP13/pins 12 & 13

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Internal battery select	J2	pins 2 & 3 closed
	External battery select	J2	pins 2 & 3 open
»	Monitor type select color	JP2	Closed
	Monitor type select monochrome	JP2	Open

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
512KB	(2) 256KB x 9	NONE	NONE	NONE
1MB	(2) 256KB x 9	(2) 256KB x 9	NONE	NONE
1.5MB	(2) 256KB x 9	(2) 256KB x 9	(2) 256KB x 9	NONE
2MB	(2) 256KB x 9	(2) 256KB x 9	(2) 256KB x 9	(2) 256KB x 9
2.5MB	(2) 256KB x 9	(2) 1MB x 9	NONE	NONE
3MB	(2) 256KB x 9	(2) 256KB x 9	(2) 1MB x 9	NONE
4.MB	(2) 1MB x 9	(2) 1MB x 9	NONE	NONE
4.5MB	(2) 256KB x 9	(2) 1MB x 9	(2) 1MB x 9	NONE
5MB	(2) 256KB x 9	(2) 1MB x 9	(2) 256KB x 9	(2) 1MB x 9
6MB	(2) 1MB x 9	(2) 1MB x 9	(2) 1MB x 9	NONE
8MB	(2) 1MB x 9	(2) 1MB x 9	(2) 1MB x 9	(2) 1MB x 9
8MB	(2) 4MB x 9	NONE	NONE	NONE
8.5MB	(2) 256KB x 9	(2) 4MB x 9	NONE	NONE
9MB	(2) 256KB x 9	(2) 256KB x 9	(2) 4MB x 9	NONE
10MB	(2) 1MB x 9	(2) 4MB x 9	NONE	NONE
12MB	(2) 1MB x 9	(2) 1MB x 9	(2) 4MB x 9	NONE
16MB	(2) 4MB x 9	(2) 4MB x 9	NONE	NONE