B386 EDITION 2.1 Motherboard Settings and Configuration

Processor	80386SX
Processor Speed	20/25MHz
Chip Set	C & T
Max. Onboard DRAM	16MB (on external memory cards)
Cache	None
BIOS	Phoenix
Dimensions	330mm x 218mm
I/O Options	32-bit external memory cards (2)
NPU Options	80287(location unidentified)/80387SX/3167

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J21	Power LED & keylock	J27
Reset switch	J22	Auxiliary keyboard connector	J21B
Turbo LED	J23	32-bit external memory cards	SL1 & SL2
Speaker	J26

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Monitor type select CGA	J20	pins 1 & 2 closed
	Monitor type select EGA/VGA	J20	pins 2 & 3 closed
»	Power good signal detect from power supply	J21A	pins 2 & 3 closed
	Power good signal detect from board	J21A	pins 1 & 2 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1
1MB	1MB	NONE
2MB	2MB	NONE
4MB	2MB	2MB
4MB	4MB	NONE
8MB	8MB	NONE
10MB	2MB	8MB
16MB	8MB	8MB
Note: Bank 0 is located in slot SL1 & Bank 1 is located in slot SL2. Memory boards must be Magus and are available in the following sizes: 1MB, 2MB, 4MB & 8MB.

NPU TYPE CONFIGURATION
Type	J25	JMP1
None	Open	Open
80287	pins 1 & 2 closed	Open
80387	pins 2 & 3 closed	Closed
3167	Open	Open
80387 & 3167	pins 2 & 3 closed	Closed