SM 386F (version 1.0) Motherboard Settings and Configuration

Processor	80386DX
Processor Speed	33/40MHz
Chip Set	Forex
Max. Onboard DRAM	32MB
SRAM Cache	32/64/128KB
BIOS	AMI/MR
Dimensions	330mm x 218mm
I/O Options	None
NPU Options	80387/3167

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	JP2	Power LED & keylock	JP9
Turbo LED	JP7	Speaker	JP10
Reset switch	JP8	Turbo switch	JP11

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Monitor type select color	JP3	closed
	Monitor type select monochrome	JP3	open
»	NPU mode select synchronous with CPU	JP5	pins 1 & 2 closed
	NPU mode select asynchronous with CPU	JP5	pins 2 & 3 closed
»	External battery select 3.6VDC	JP200	closed
	External battery select 6.0VDC	JP200	open
»	Battery select internal	JP201	closed
	Battery select external	JP201	open
»	CMOS memory normal operation	JP202	open
	CMOS memory clear	JP202	closed

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
5MB	(4) 256K x 9	(4) 1M x 9
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 4M x 9	NONE
17MB	(4) 256K x 9	(4) 4M x 9
20MB	(4) 1M x 9	(4) 4M x 9
32MB	(4) 4M x 9	(4) 4M x 9

SRAM CONFIGURATION
Size	Cache SRAM	Location	TAG (U15)	TAG (U16)	JP6
32KB	(4) 8K x 8	Bank 0	NONE	(1) 8K x 8	pins 1 & 2 closed
64KB	(8) 8K x 8	Banks 0 & 1	(1) 8K x 8	(1) 8K x 8	pins 2 & 3 closed
128KB	(4) 32K x 8	Bank 0	(1) 32K x 8	NONE	pins 2 & 3 closed