LM-103 Motherboard Settings and Configuration

Processor	80286
Processor Speed	12.5/16MHz
Chip Set	Headland
Max. Onboard DRAM	4MB
Cache	None
BIOS	AMI
Dimensions	212mm x 218mm
I/O Options	None
NPU Options	80287

CONNECTIONS
Purpose	Location	Purpose	Location
Turbo switch	JP5	Reset switch	JP8
Power LED & keylock	JP6	Speaker	JP9
Turbo LED	JP7

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	NPU speed select 10.7/8.3MHz	JP3	pins 1 & 2 closed
	NPU speed select 5.3/4.2MHz	JP3	pins 2 & 3 closed
»	Monitor type select color	JP4	pins 2 & 3 closed
	Monitor type select monochrome	JP4	pins 1 & 2 closed
»	CMOS memory normal operation	JP14	pins 1 & 2 closed
	CMOS memory clear	JP14	pins 3 & 4 closed
	CMOS battery disconnected	JP14	Open

DRAM CONFIGURATION
Size	Bank 0	P-0	Bank 1	P-1	Bank 2	Bank 3
512KB	(4) 44256	(2) 41256	NONE	NONE	NONE	NONE
512KB	NONE	NONE	NONE	NONE	(2) 256K x 9	NONE
640KB	(4) 44256	(2) 41256	(4) 4464	(2) 4164	NONE	NONE
1MB	(4) 44256	(2) 41256	(4) 44256	(2) 41256	NONE	NONE
1MB	(4) 44256	(2) 41256	NONE	NONE	NONE	(2) 256K x 9
1MB	NONE	NONE	(4) 44256	(2) 41256	(2) 256K x 9	NONE
1MB	NONE	NONE	NONE	NONE	(2) 256K x 9	(2) 256K x 9
4MB	NONE	NONE	NONE	NONE	(4) 1M x 9	NONE