80386S Motherboard Settings and Configuration

Processor	80386SX
Processor Speed	20/25MHz
Chip Set	C & T
Max. Onboard DRAM	16MB (8MB on memory card)
Cache	None
BIOS	AMI/Award/Phoenix
Dimensions	330mm x 218mm
I/O Options	32-bit external memory card
NPU Options	80387SX/3167

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J1	Power LED & keylock	J16
Turbo LED	J13	Speaker	J17
Reset switch	J14	32-bit external memory card	SL1
Turbo switch	J15

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	BIOS type select AMI/Award	J2	pins 1 & 2 closed
	BIOS type select Phoenix	J2	pins 2 & 3 closed
»	Monitor type select color	J3	Closed
	Monitor type select monochrome	J3	Open
»	CMOS memory normal operation	J4	pins 2 & 3 closed
	CMOS memory clear	J4	pins 1 & 2 closed
»	NPU type select Weitek 3167	J10	pins 1 & 2 closed
	NPU type select Intel 80387	J10	pins 2 & 3 closed
»	NPU enabled	J11	Closed
	NPU disabled	J11	Open

DRAM CONFIGURATION
Size	Bank 0	Bank 1
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
Note: This board may have either SIPP or SIMM banks installed.

DRAM CONFIGURATION (MEMORY CARD)
Size	Bank 2	Bank 3
1MB	(36) 41256	NONE
2MB	(36) 41256	(36) 41256
4MB	(36) 411000	NONE
8MB	(36) 411000	(36) 411000
Note: If the memory card is used without on board memory installed, Banks 2 & 3 are called Banks 1 & 2.

DRAM JUMPER CONFIGURATION
Type	J5	J6	J7	J8
On board base memory only	1 & 2	1 & 2	1 & 2	1 & 2
On board base memory & memory card installed	2 & 3	2 & 3	2 & 3	2 & 3
Note: Pins designated should be in the closed position.

WAIT STATE CONFIGURATION
Wait states	J9
0 wait states	Closed
1 wait state	Open