Device Type	Mainboard
Processor	CX 6X86/IBM 6X86/CX 6X86MX/IBM 6X86MX/AM K5/ AM K6/Pentium/Pentium MMX
Processor Speed	90/100/120/133/150/166/180/200/233/266/300/333MHz
Chip Set	VIA VPX
Video Chip Set	None
Maximum Onboard Memory	256MB (EDO & SDRAM supported)
Maximum Video Memory	None
Cache	256/512KB
BIOS	Unidentified
Dimensions	254mm x 218mm
I/O Options	32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connectors (2)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 1	CN1	IDE interface LED	J5/pins 14 & 15
Serial port 2	CN2	Reset switch	J5/pins 22 & 23
Floppy drive interface	CN3	Turbo LED	J5/pins 25 & 26
Parallel port	CN4	USB connector 1	JP15/pins 1 - 5
IDE interface	CN5	PS/2 mouse interface	JP15/pins 6 – 10
IDE interface	CN6	USB connector 2	JP15/pins 11 – 15
Power LED & keylock	J5/pins 1 – 5	IR connector	JP15/pins 16 - 20
Green PC connector	J5/pins 7 & 8	32-bit PCI slots	PC1 – PC3
Speaker	J5/pins 10 – 13

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Factory configured - do not alter	C1	Unidentified
»	Factory configured - do not alter	JP7	Unidentified
»	Factory configured - do not alter	JP10	Unidentified
»	Factory configured - do not alter	JP11	Unidentified
»	CMOS memory normal operation	JP14	Pins 1 & 2 closed
	CMOS memory clear	JP14	Pins 2 & 3 closed

SIMM CONFIGURATION
Size	Bank 0	Bank 1
8MB	(2) 1M x 36	None
16MB	(2) 2M x 36	None
16MB	(2) 1M x 36	(2) 1M x 36
24MB	(2) 2M x 36	(2) 1M x 36
32MB	(2) 4M x 36	None
32MB	(2) 2M x 36	(2) 2M x 36
40MB	(2) 4M x 36	(2) 1M x 36
48MB	(2) 4M x 36	(2) 2M x 36
64MB	(2) 8M x 36	None
64MB	(2) 4M x 36	(2) 4M x 36
72MB	(2) 8M x 36	(2) 1M x 36
80MB	(2) 8M x 36	(2) 2M x 36
96MB	(2) 8M x 36	(2) 4M x 36
128MB	(2) 8M x 36	(2) 8M x 36
Note: Board accepts EDO memory.

DIMM CONFIGURATION
Size	Bank 2
8MB	(1) 1M x 64
16MB	(1) 2M x 64
32MB	(1) 4M x 64
64MB	(1) 8M x 64
128MB	(1) 16M x 64
256MB	(1) 32M x 64
Note: Board accepts EDO & SDRAM memory.

CACHE CONFIGURATION
Size	Bank 0	TAG
256KB	(2) 32K x 32	Unidentified
512KB	(2) 64K x 32	Unidentified

CPU SPEED SELECTION (CX 6X86)
CPU speed	Clock speed	Multiplier	JP2	JP3	JP4	JP5	JP6
133MHz	55MHz	2x	1 & 2	Open	Closed	Open	3 & 5, 4 & 6
150MHz	60MHz	2x	2 & 3	Open	Closed	Open	1 & 3, 4 & 6
166MHz	66MHz	2x	2 & 3	Open	Closed	Open	2 & 4, 3 & 5
200MHz	75MHz	2x	1 & 2	Open	Closed	Open	1 & 3, 4 & 6
166MHz	60MHz	2.5x	2 & 3	Closed	Closed	Open	1 & 3, 4 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86)
CPU speed	Clock speed	Multiplier	JP2	JP3	JP4	JP5	JP6
133MHz	55MHz	2x	1 & 2	Open	Closed	Open	3 & 5, 4 & 6
150MHz	60MHz	2x	2 & 3	Open	Closed	Open	1 & 3, 4 & 6
166MHz	66MHz	2x	2 & 3	Open	Closed	Open	2 & 4, 3 & 5
200MHz	75MHz	2x	1 & 2	Open	Closed	Open	1 & 3, 4 & 6
166MHz	60MHz	2.5x	2 & 3	Closed	Closed	Open	1 & 3, 4 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)
CPU speed	Clock speed	Multiplier	JP2	JP3	JP4	JP5	JP6
200MHz	75MHz	2x	1 & 2	Open	Closed	Open	1 & 3, 4 & 6
233MHz	75MHz	3x	1 & 2	Closed	Closed	Open	1 & 3, 4 & 6
300MHz	66MHz	3.5x	2 & 3	Open	Open	Open	2 & 4, 3 & 5
300MHz	75MHz	3x	1 & 2	Closed	Open	Open	1 & 3, 4 & 6
333MHz	75MHz	3.5x	1 & 2	Open	Open	Open	1 & 3, 4 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86MX)
CPU speed	Clock speed	Multiplier	JP2	JP3	JP4	JP5	JP6
200MHz	75MHz	2x	1 & 2	Open	Closed	Open	1 & 3, 4 & 6
233MHz	75MHz	3x	1 & 2	Closed	Closed	Open	1 & 3, 4 & 6
300MHz	66MHz	3.5x	2 & 3	Open	Open	Open	2 & 4, 3 & 5
300MHz	75MHz	3x	1 & 2	Closed	Open	Open	1 & 3, 4 & 6
333MHz	75MHz	3.5x	1 & 2	Open	Open	Open	1 & 3, 4 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	JP2	JP3	JP4	JP5	JP6
90MHz	60MHz	1.5x	2 & 3	Open	Open	Closed	1 & 3, 4 & 6
100MHz	66MHz	1.5x	2 & 3	Open	Open	Closed	2 & 4, 3 & 5
133MHz	66MHz	1.5x	2 & 3	Open	Open	Closed	2 & 4, 3 & 5
150MHz	60MHz	1.75x	2 & 3	Closed	Closed	Open	1 & 3, 4 & 6
166MHz	66MHz	1.75x	2 & 3	Closed	Closed	Open	2 & 4, 3 & 5
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)
CPU speed	Clock speed	Multiplier	JP2	JP3	JP4	JP5	JP6
166MHz	66MHz	2.5x	2 & 3	Closed	Closed	Open	2 & 4, 3 & 5
200MHz	66MHz	3x	2 & 3	Closed	Open	Open	2 & 4, 3 & 5
233MHz	66MHz	3.5x	2 & 3	Open	Open	Open	2 & 4, 3 & 5
266MHz	66MHz	4x	2 & 3	Open	Closed	Closed	2 & 4, 3 & 5
300MHz	66MHz	4.5x	2 & 3	Closed	Closed	Closed	2 & 4, 3 & 5
333MHz	66MHz	5x	2 & 3	Closed	Open	Closed	2 & 4, 3 & 5
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JP2	JP3	JP4	JP5	JP6
90MHz	60MHz	1.5x	2 & 3	Open	Open	Closed	1 & 3, 4 & 6
100MHz	66MHz	1.5x	2 & 3	Open	Open	Closed	2 & 4, 3 & 5
120MHz	60MHz	2x	2 & 3	Open	Closed	Open	1 & 3, 4 & 6
133MHz	66MHz	2x	2 & 3	Open	Closed	Open	2 & 4, 3 & 5
150MHz	60MHz	2.5x	2 & 3	Closed	Closed	Open	1 & 3, 4 & 6
166MHz	66MHz	2.5x	2 & 3	Closed	Closed	Open	2 & 4, 3 & 5
180MHz	60MHz	3x	2 & 3	Closed	Open	Open	1 & 3, 4 & 6
200MHz	66MHz	3x	2 & 3	Closed	Open	Open	2 & 4, 3 & 5
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)
CPU speed	Clock speed	Multiplier	JP2	JP3	JP4	JP5	JP6
166MHz	66MHz	2.5x	2 & 3	Closed	Closed	Open	2 & 4, 3 & 5
200MHz	66MHz	3x	2 & 3	Closed	Open	Open	2 & 4, 3 & 5
233MHz	66MHz	3.5x	2 & 3	Open	Open	Open	2 & 4, 3 & 5
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (SINGLE)
Voltage	JP8	JP9	JP13
3.5v	Open	Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed	Open

CPU VOLTAGE SELECTION (DUAL)
Voltage	V core	JP8	JP9	JP13
3.3v	2.2v	Open	Pins 3 & 4 closed	Pins 1 & 2 closed
3.3v	2.8v	Open	Pins 7 & 8 closed	Pins 1 & 2 closed
3.3v	2.9v	Open	Pins 1 & 2, 7 & 8 closed	Pins 1 & 2 closed
3.3v	3.2v	Open	Pins 5 & 6, 7 & 8 closed	Pins 1 & 2 closed