80386 33/40 Motherboard Settings and Configuration

Processor	80386DX
Processor Speed	33/40MHz
Chip Set	Forex
Max. Onboard DRAM	16MB
Cache	32/64KB
BIOS	AMI
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 type select rechargeable	JP201	Open
	Battery type select non-rechargeable	JP201	Closed
»	CMOS memory normal operation	JP202	Open
	CMOS memory clear	JP202	Closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
1MB	(4) 256K x 9	NONE	NONE	NONE
2MB	(4) 256K x 9	(4) 256K x 9	NONE	NONE
4MB	(4) 1M x 9	NONE	NONE	NONE
5MB	(4) 256K x 9	(4) 1M x 9	NONE	NONE
8MB	(4) 1M x 9	(4) 1M x 9	NONE	NONE
12MB	(4) 1M x 9	(4) 1M x 9	(4) 1M x 9	NONE
16MB	(4) 1M x 9	(4) 1M x 9	(4) 1M x 9	(4) 1M x 9

CACHE CONFIGURATION
Size	Bank 0	Bank 1
32KB	(4) 8K x 8	NONE
64KB	(4) 8K x 8	(4) 8K x 8

CACHE JUMPER CONFIGURATION
Size	JP6
32KB	pins 1 & 2 closed
64KB	pins 2 & 3 closed