Processor	80486SX/80486SX2/80486DX/80486DX2
Processor Speed	25/33/50(internal)/66(internal)MHz
Chip Set	Unidentified
Max. Onboard DRAM	32MB
Cache	Unidentified
BIOS	AMI
Dimensions	330mm x 218mm
I/O Options	Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
PS/2 mouse port	CN2	VGA feature connector	J13
Serial port 1	CN3	Turbo switch	J19
Serial port 2	CN4	Turbo LED	J20
Parallel port	CN5	Reset switch	J21
VGA port	CN6	Speaker	J22
Floppy drive interface	CN7	Power LED & keylock	J23
IDE interface	CN8	IDE interface LED	J45
External battery	J9	Riser Card	SL1

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Monitor type select monochrome/EGA/VGA	J4	Open
	Monitor type select color	J4	Closed
»	CMOS memory normal operation	J5	Open
	CMOS memory clear	J5	Closed
»	Password normal operation	J7	Open
	Password clear	J7	Closed
»	Factory configured - do not alter	J8	N/A
»	On board VGA enabled	J10	pins 1 & 2 closed
	On board VGA disabled	J10	pins 2 & 3 closed
»	Factory configured - do not alter	J11	N/A
»	Factory configured - do not alter	J16	N/A
»	Factory configured - do not alter	J17	N/A
»	Factory configured - do not alter	J18	N/A
»	Factory configured - do not alter	J24	N/A
»	Factory configured - do not alter	JC5	N/A

DRAM CONFIGURATION
Size	Bank 0	Bank 1
4MB	(1) 1M x 36	NONE
8MB	(1) 1M x 36	(1) 1M x 36
16MB	(1) 4M x 36	NONE
20MB	(1) 4M x 36	(1) 1M x 36
32MB	(1) 4M x 36	(1) 4M x 36

CACHE CONFIGURATION

Note: The size of the cache is unidentified.

CPU TYPE CONFIGURATION
Type	JC1	JC2	JC3	JC4
80486SX	pins 2 & 3 closed	pins 2 & 3 closed	Open	Open
80486SX2	pins 2 & 3 closed	pins 2 & 3 closed	Open	Open
80486DX	pins 1 & 2 closed	pins 1 & 2 closed	Closed	Closed
80486DX2	pins 1 & 2 closed	pins 1 & 2 closed	Closed	Closed

CPU SPEED CONFIGURATION
Speed	JK1
25MHz	pins 5 & 6 closed
33MHz	pins 1 & 2 closed
50iMHz	pins 5 & 6 closed
66iMHz	pins 1 & 2 closed

FLOPPY DRIVE CONFIGURATION
Setting	JF1	JF2
Enabled	pins 2 & 3 closed	pins 2 & 3 closed
Disabled	pins 1 & 2 closed	pins 1 & 2 closed