Device Type	Mainboard
Processor	CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium
Processor Speed	Unidentified
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	256MB (EDO & SDRAM supported)
Maximum Video Memory	None
Cache	512KB
BIOS	Unidentified
Dimensions	220mm x 220mm
I/O Options	32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
ATX power connector	ATX	Speaker	JFP1/pins 19 - 22
Serial port 2	CN1	IDE interface LED	JFP1/pins 12 & 24
Serial port 1	CN2	IR connector	JIR2
Parallel port	CN3	Green PC connector	JGS1
Floppy drive interface	CN4	Green PC LED	JGL1
IDE interface 2	CN5	PS/2 mouse interface	JMS1
IDE interface 1	CN6	Soft off power supply	JRMS1
Chassis fan power	JFAN	Soft off power supply	JRMS2
Turbo LED	JFP1/pins 2 & 3	32-bit PCI slots	PC1 – PC4
Reset switch	JFP1/pins 9 & 10	Chassis fan power	PFAN
Power LED & keylock	JFP1/pins 13 - 17	USB connector	USB

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Factory configured - do not alter	J3	Unidentified
»	Factory configured - do not alter	JBAT	Unidentified

SIMM CONFIGURATION
Size	Bank 0
8MB	(2) 1M x 36
16MB	(2) 2M x 36
32MB	(2) 4M x 36
64MB	(2) 8M x 36
128MB	(2) 16M x 36
Note: Board accepts EDO memory.

DIMM CONFIGURATION
Size	Bank 1	Bank 2
8MB	(1) 1M x 64	None
16MB	(1) 2M x 64	None
16MB	(1) 1M x 64	(1) 1M x 64
24MB	(1) 2M x 64	(1) 1M x 64
32MB	(1) 4M x 64	None
32MB	(1) 2M x 64	(1) 2M x 64
40MB	(1) 4M x 64	(1) 1M x 64
48MB	(1) 4M x 64	(1) 2M x 64
64MB	(1) 8M x 64	None
64MB	(1) 4M x 64	(1) 4M x 64
72MB	(1) 8M x 64	(1) 1M x 64
80MB	(1) 8M x 64	(1) 2M x 64

DIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1
96MB	(1) 8M x 64	(1) 4M x 64
128MB	(1) 16M x 64	None
128MB	(1) 8M x 64	(1) 8M x 64
136MB	(1) 16M x 64	(1) 1M x 64
144MB	(1) 16M x 64	(1) 2M x 64
160MB	(1) 16M x 64	(1) 4M x 64
192MB	(1) 16M x 64	(1) 8M x 64
256MB	(1) 16M x 64	(1) 16M x 64
Note: Board accepts SDRAM memory.

CACHE CONFIGURATION

Note: 512KB cache is factory installed and is not configurable. The location is unidentified.

CPU BUS SPEED SELECTION
Speed	SW1/4	SW1/5
55MHz	On	On
60MHz	On	Off
66MHz	Off	Off

CPU MULTIPLIER SELECTION
Multiplier	SW1/1	SW1/2	SW1/3
1.5x	Off	Off	Off
2x	On	Off	Off
2.5x	On	On	Off
3x	Off	On	Off

CPU VOLTAGE SELECTION
Voltage	V core	JV1	JV2	JV4	JV5
3.3v	2.0v	Open	Open	Open	Open
3.3v	2.1v	Closed	Open	Open	Open
3.3v	2.5v	Closed	Open	Closed	Open
3.3v	2.8v	Open	Open	Open	Closed
3.3v	2.9v	Closed	Open	Open	Closed
3.3v	3.2v	Open	Open	Closed	Closed
3.3v	3.3v	Closed	Open	Closed	Closed
3.5v	3.5v	Closed	Closed	Closed	Closed

CPU VOLTAGE SELECTION
Setting	JV3
Single	Pins 1 & 2 closed
Dual	Pins 2 & 3 closed

POWER SELECTION
Setting	J2
System always off when AC power is on	Pins 1 & 2 closed
System goes to last status when AC power on for internal test only	Pins 2 & 3 closed
System always on when AC power is on	Open