MODEL D2/LPS Motherboard Settings and Configuration

Processor	80286
Processor Speed	8/12MHz
Chip Set	C & T
Max. Onboard DRAM	4MB
Cache	None
BIOS	AMI
Dimensions	330mm x 218mm
I/O Options	Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial port, video port
NPU Options	80287

CONNECTIONS
Purpose	Location	Purpose	Location
Keylock	J14	VGA port	J43
Turbo LED	J15	Parallel port	J44
Power LED	J16	Serial port	J46
IDE interface	J22	PS/2 mouse port	J48
Floppy drive interface	J23
Note:The exact locations of J14, J15, and J16 are unknown.

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	IDE interface enabled	J17	Closed
	IDE interface disabled	J17	Open
»	NPU speed 10MHz	J18	Open
	NPU speed 12.5MHz	J18	Closed
»	VGA controller enabled	J26	Closed
	VGA controller disabled	J26	Open
»	Floppy drive interface enabled	J27	Closed
	Floppy drive interface disabled	J27	Open
Note:The exact location of J26 is unknown.

SERIAL PORT CONFIGURATION
Setting		IRQ	J32	J37	J39	J40
»	Enabled	4	Closed	pins 2 & 3	Closed	Closed
	Enabled	3	Closed	pins 1 & 2	Closed	Closed
	Disabled	N/A	Open	Open	N/A	N/A
	Disabled	3	N/A	N/A	Open	Open
	Disabled	4	N/A	N/A	Open	Open
Note:Pins designated should be in the closed position.

DRAM CONFIGURATION
Size	Bank 0	Bank 1
1MB	(2) 256K x 9	(2) 256K x 9
2MB	(2) 1M x 9	NONE
4MB	(2) 1M x 9	(2) 1M x 9

DRAM JUMPER CONFIGURATION
Size	J5	J7	J21
1MB	pins 1 & 2 closed	Open	Open
2MB	Open	pins 1 & 2 closed	Open
4MB	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed

VESA CONFIGURATION
Wait states		J2
»	0 wait states	Closed
	1 wait state	Open

PARALLEL PORT CONFIGURATION
Setting		IRQ	J38	J42
»	Enabled	IRQ7	Closed	Closed
	Disabled	None	Open	Open
Note:To disable IRQ7, J41 should be left open.

VIDEO INTERRUPT SELECT
IRQ9		J47
»	Enabled	Closed
	Disabled	Open

PS/2 MOUSE INTERRUPT SELECT
Interrupt		J33	J34	J35	J36
»	IRQ5	Closed	Closed	Closed	Closed
	IRQ3	Open	Closed	Open	Closed
	IRQ4	Open	Closed	Closed	Open
	IRQ9	Open	Open	Closed	Closed