OPTimum 386DXBB - 4A4B1 Motherboard Settings and Configuration

Processor	80386DX
Processor Speed	25/33/40MHz
Chip Set	OPTI
Max. Onboard DRAM	32MB
SRAM Cache	None
BIOS	MR
Dimensions	254mm x 218mm
I/O Options	None
NPU Options	3167

CONNECTIONS
Purpose	Location	Purpose	Location
Turbo LED	CR1	Power LED & keylock	J19
External battery	J1	Turbo switch	JP3
Speaker	J18	Reset switch	SW1

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	CMOS memory normal operation	JP1	pins 2 & 3 closed
	CMOS memory clear	JP1	pins 1 & 2 closed
»	Password select enabled	JP2	Closed
	Password select disabled	JP2	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
5MB	(4) 256K x 9	(4) 1M x 9
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 4M x 9	NONE
32MB	(4) 4M x 9	(4) 4M x 9