Processor	80486SX/80487SX/80486DX/80486DX2
Processor Speed	25/50(internal)MHz
Chip Set	Unidentified
Video Chip Set	Oak Technology
Maximum Onboard Memory	20MB
Maximum Video Memory	512KB
Cache	None
BIOS	Unidentified
Dimensions	254mm x 218mm
I/O Options	Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial port, feature connector, VGA port, riser slot, joystick port
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Feature connector	CN1	VGA port	CN6
PS/2 mouse port	CN2	IDE interface	CN7
Serial port	CN3	Floppy drive interface	CN8
Parallel port	CN4	Riser slot	SL1
Joystick port	CN5

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	CMOS memory normal operation	JP6	Open
	CMOS memory clear	JP6	Closed
»	Password normal operation	JP7	Open
	Password clear	JP7	Closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1
4MB	4MB	None
8MB	4MB	(1) 1M x 36
12MB	4MB	(1) 2M x 36
20MB	4MB	(1) 4M x 36

VIDEO MEMORY CONFIGURATION

Note: 512KB video memory is factory installed and is not configurable.

CPU TYPE SELECTION
Type	JP1
80486SX (PQFP)	Open
80486DX	Closed
80486DX2	Closed
Note: If 80487SX or Overdrive processor is installed in the PGA socket, system will auto detect CPU and no jumper setting is necessary.