Processor	80486SX/80487SX/80486DX/ODP486SX/80486DX2
Processor Speed	16/20/25/33/50(internal)/50/66(internal) MHz
Chip Set	SIS
Max. onboard DRAM	128MB
Cache	64/128/256KB
BIOS	Award
Dimensions	330mm x 218mm
I/O Options	32-bit VESA local bus slot
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Reset switch	CON1	Speaker	CON4
Turbo switch	CON2	Power LED & keylock	CON5
Turbo LED	CON3	32-bit VESA local bus slot	S1

USER CONFIGURABLE SETTINGS
Function		Jumper/Switch	Position
»	Factory configured - do not alter	JD1	Open
»	Factory configured - do not alter	JD3	pins 2 & 3 closed
»	Factory configured - do not alter	JP3	pins 2 & 3 closed
»	Factory configured - do not alter	JP4	pins 1 & 2 closed
»	Factory configured - do not alter	JP5	pins 1 & 2 closed
»	Factory configured - do not alter	JP6	pins 1 & 2 closed
»	Factory configured - do not alter	JP13	pins 1 & 2 closed
»	Factory configured - do not alter	JV5	pins 1 & 2 closed
»	Factory configured - do not alter	JV7	pins 1 & 2 closed
»	Factory configured - do not alter	JV10	pins 1 & 2 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
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 4M x 9	NONE
20MB	(4) 1M x 9	(4) 4M x 9
32MB	(4) 4M x 9	(4) 4M x 9
64MB	(4) 16M x 9	NONE
128MB	(4) 16M x 9	(4) 16M x 9

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG
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 RESISTOR PACK CONFIGURATION
Size	CJ1	CJ2	CJ3
64KB	Installed	Not installed	Not installed
128KB	Not installed	Installed	Not installed
256KB	Not installed	Not installed	Installed

CPU SPEED CONFIGURATION
Speed	JP9
16MHz	pins 2 & 3 closed
20MHz	pins 2 & 3 closed
25MHz	pins 2 & 3 closed
33MHz	pins 2 & 3 closed
50iMHz	pins 2 & 3 closed
50MHz	Pins 1 & 2 closed
66iMHz	pins 2 & 3 closed

CPU TYPE CONFIGURATION
Type	SW1/1	SW1/2	SW1/3	SW1/4	SW1/5	SW1/6
80486SX	Off	Off	Off	Off	On	On
80487SX	Off	On	On	On	Off	On
80486DX	On	On	On	Off	Off	On
ODP486SX	Off	On	On	On	Off	On
80486DX2	On	On	On	Off	Off	On

PGA TYPE CONFIGURATION
Type	JP8
80486SX	pins 1 & 2 closed
80487SX	pins 2 & 3 closed
80486DX	pins 1 & 2 closed
ODP486SX	pins 2 & 3 closed
80486DX2	pins 1 & 2 closed
No PGA	pins 2 & 3 closed