UNI-486WB Motherboard Settings and Configuration

Processor	80486SX/80486DX/80486DX2
Processor Speed	25/33/50(internal)/50/66(internal)MHz
Chip Set	UNI
Max. Onboard DRAM	32MB
Cache	32/64/128/256KB
BIOS	AMI
Dimensions	230mm x 218mm
I/O Options	None
NPU Options	4167

CONNECTIONS
Purpose	Location	Purpose	Location
Power LED & keylock	J1	Turbo switch	J4
Speaker	J2	Reset switch	J5
Turbo LED	J3	External battery	J6

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Turbo mode disabled	J4	Open
	Turbo mode enabled	J4	Closed
»	Battery type select internal	J6	pins 2 & 3 closed
	Battery type select external	J6	pins 1, 2, 3 & 4 closed
»	Normal A20 enabled	JP3	pins 2 & 3 closed
	Fast A20 enabled	JP3	pins 1 & 2 closed
»	Monitor type select monochrome	JP13	Open
	Monitor type select color	JP13	Closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1
1MB	(4) 256K x 9	NONE
2MB	(4) 256K x 9	(4) 256K x 9
4MB	(4) 1M x 9	NONE
5MB	(4) 256K x 9	(4) 1M x 9
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 4M x 9	NONE
20MB	(4) 1M x 9	(4) 4M x 9
20MB	(4) 4M x 9	(4) 1M x 9
32MB	(4) 4M x 9	(4) 4M x 9

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG
32KB	(4) 8K x 8	NONE	(1) 8K x 8
64KB	(4) 8K x 8	(4) 8K x 8	(1) 8K x 8
128KB	(4) 32K x 8	NONE	(1) 8K x 8
256KB	(4) 32K x 8	(4) 32K x 8	(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size	JP4	JP5	JP6	JP7
32KB	Open	Open	Open	pins 1 & 2 closed
64KB	Closed	Open	Open	pins 2 & 3 closed
128KB	Closed	Open	Closed	pins 2 & 3 closed
256KB	Closed	Closed	Closed	pins 2 & 3 closed

CACHE JUMPER CONFIGURATION
Size	JP8	JP9	JP10	JP11	JP12
32KB	Open	1 & 2	2 & 3	2 & 3	2 & 3
64KB	Open	2 & 3	1 & 2	2 & 3	2 & 3
128KB	1 & 2	2 & 3	2 & 3	1 & 2	2 & 3
256KB	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type	JP1	JP2
80486SX	Open	pins 2 & 3 closed
80486DX/DX2	pins 1 & 2 closed	pins 1 & 2, 3 & 4 closed