UNIDENTIFIED

LM403

Processor	80286
Processor Speed	16/20MHz
Chip Set	Acer
Max. Onboard DRAM	4MB
Cache	None
BIOS	AMI
Dimensions	240mm x 218mm
I/O Options	None
NPU Options	80287

CONNECTIONS
Purpose	Location	Purpose	Location
Power LED & keylock	J1	Reset switch	J4
Speaker	J2	Turbo switch	J5
Turbo LED	J3	External battery	JP5

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	I/O bus speed select ATCLK/4	JP2	Open
	I/O bus speed select ATCLK/2	JP2	Closed
»	Parity disabled	JP3	Closed
	Parity enabled	JP3	Open
»	Monitor type select monochrome	JP4	pins 1 & 2 closed
	Monitor type select color	JP4	pins 2 & 3 closed

DRAM CONFIGURATION
Size	Bank 0	Parity 0	Bank 1	Parity 1	Bank 2	Bank 3
512KB	(4) 44256	(2) 41256	NONE	NONE	NONE	NONE
512KB	NONE	NONE	NONE	NONE	(2) 256K x 9	NONE
1MB	(4) 44256	(2) 41256	(4) 44256	(2) 41256	NONE	NONE
1MB	NONE	NONE	NONE	NONE	(2) 256K x 9	(2) 256K x 9
2MB	NONE	NONE	NONE	NONE	(2) 1M x 9	NONE
4MB	NONE	NONE	NONE	NONE	(2) 1M x 9	(2) 1M x 9

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Tags

LM403, motherboard, processor, socket, pentium, pentium pro, celeron, powerpc, alpha, 8088, 8086, 286, 386, 486, configuration, RAM, DRAM, floppy, jumper, connections