486 EISA ENTERPRISE Motherboard Settings and Configuration

Processor	80486DX
Processor Speed	25/33MHz
Chip Set	AMI
Max. Onboard DRAM	32MB
Cache	64/256KB (on external cache module)
BIOS	AMI
Dimensions	355mm x 305mm
I/O Options	32-bit external memory card slot, cache module connectors, floppy drive interface, PS/2 mouse port
NPU Options	4167

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J2	Reset switch	J15
PS/2 mouse port	J3	Turbo switch	J16
Floppy interface	J5	Turbo LED	J17
Cache module connectors	J6	32-bit external memory card	J19
Speaker	J11	Diagnostic LED	J20
Power LED & keylock	J12

USER CONFIGURABLE SETTINGS
Function		Jumper/Switch	Position
»	Factory configured - do not alter	J1	Open
»	Factory configured - do not alter	J4	N/A
»	Floppy drive type select most drives (normal)	J8	pins 1 & 2 closed
	Floppy drive type select PS/2 compatible(reversed DENSEL)	J8	pins 2 & 3 closed
»	Factory configured - do not alter	J21	N/A
»	Factory configured - do not alter	SW1/1	Off
»	Monitor type select monochrome	SW1/2	Off
	Monitor type select color	SW1/2	On

DRAM CONFIGURATION
Size	Bank 1	Bank 2
4MB	(4) 1M x 9	NONE
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 4M x 9	NONE
32MB	(4) 4M x 9	(4) 4M x 9

DRAM JUMPER CONFIGURATION
Size	J7
4MB	Open
8MB	Open
16MB	Closed
32MB	Closed