386SX Motherboard Settings and Configuration

Processor	80386SX
Processor Speed	16MHz
Chip Set	C & T
Max. Onboard DRAM	8MB (with external memory card installed)
Cache	None
BIOS	AMI
Dimensions	330mm x 225mm
I/O Options	External memory card
NPU Options	80387SX

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J3	Power LED & keylock	J9
Reset switch	J6	Turbo LED	LED1
Turbo switch	J7	External memory card	SL1
Speaker	J8

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Battery type select internal	J2	pins 1 & 2 closed
	Battery type select external	J2	pins 2 & 3 closed
»	CPU speed select OSC/2	J4	pins 1 & 2 closed
	CPU speed select OSC/1	J4	pins 2 & 3 closed
»	NPU disabled	JP1	pins 2 & 3 closed
	NPU enabled	JP1	pins 1 & 2 closed
»	Power good signal detect from power supply	JP2	pins 1 & 2 closed
	Power good signal detect from board	JP2	pins 2 & 3 closed
»	Factory configured - do not alter	JP50	N/A
»	Factory configured - do not alter	JP51	Open
»	Monitor type select color	SW1	pins 1 & 2 closed
	Monitor type select monochrome	SW1	pins 2 & 3 closed

DRAM CONFIGURATION (ON BOARD)
Size	Bank 0	Bank 1	Bank 2	Bank 3
512KB	(4) 44256	NONE	NONE	NONE
1MB	(4) 44256	(4) 44256	NONE	NONE
2MB	(4) 44256	(4) 44256	(4) 44256	(4) 44256

DRAM PARITY CONFIGURATION (ON BOARD)
Size	Parity 0	Parity 1	Parity 2	Parity 3
512KB	(2) 41256	NONE	NONE	NONE
1MB	(2) 41256	(2) 41256	NONE	NONE
2MB	(2) 41256	(2) 41256	(2) 41256	(2) 41256

DRAM CONFIGURATION (MEMORY CARD)
Size	Bank 0	Bank 1	Bank 2	Bank 3
512KB	(18) 41256	NONE	NONE	NONE
2MB	(18) 411000	NONE	NONE	NONE
1MB	(18) 41256	(18) 41256	NONE	NONE
4MB	(18) 411000	(18) 411000	NONE	NONE
1.5MB	(18) 41256	(18) 41256	(18) 41256	NONE
6MB	(18) 411000	(18) 411000	(18) 411000	NONE
2MB	(18) 41256	(18) 41256	(18) 41256	(18) 41256
8MB	(18) 411000	(18) 411000	(18) 411000	(18) 411000