Device Type	Mainboard
Processor	CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/AM K5/AM K6/Pentium
Processor Speed	75/90/100/120/133/150/166/200/233MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	256MB (EDO & SDRAM supported)
Maximum Video Memory	None
Cache	256/512KB
BIOS	Award
Dimensions	280mm 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 connectors (2)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Floppy drive interface	CN1	Chassis fan power	JP1
Serial port 1	CN2	IR connector	JP3
Serial port 2	CN3	Speaker	J12
Parallel port	CN4	Power LED & keylock	J14
IDE interface 1	J6	Reset switch	JP12
IDE interface 2	J7	Green PC connector	JP15
USB connector 1	J10	IDE interface LED	JP22
USB connector 2	J11	Green PC LED	JP33
PS/2 mouse interface	J99	32-bit PCI slots	PC1 – PC4

USER CONFIGURABLE SETTINGS
Function		Label	Position
	Flash BIOS voltage select 12v	JP19	Pins 1 & 2 closed
	Flash BIOS voltage select 5v	JP19	Pins 2 & 3 closed
»	Factory configured - do not alter	JP29	Unidentified
»	Factory configured - do not alter	JP30	Unidentified
»	CMOS memory normal operation	JP40	Pins 1 & 2 closed
	CMOS memory clear	JP40	Pins 2 & 3 closed
»	Factory configured - do not alter	JP42	Unidentified

SIMM CONFIGURATION
Size	Bank 1	Bank 2
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

SIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1
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
128MB	(2) 16M x 36	None
136MB	(2) 16M x 36	(2) 1M x 36
144MB	(2) 16M x 36	(2) 2M x 36
160MB	(2) 16M x 36	(2) 4M x 36
192MB	(2) 16M x 36	(2) 8M x 36
256MB	(2) 16M x 36	(2) 16M x 36
Note: Board accepts EDO memory.

DIMM CONFIGURATION
Size	Bank 0	Bank 3
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
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
Size	Bank 0
256KB	(2) 32K x 32
512KB	(2) 64K x 32

CPU SPEED SELECTION (CX 6X86)
CPU speed	Clock speed	Multiplier	JP23	JP24	JP36
120MHz	50MHz	2x	Closed	Open	1 & 2, 3 & 4, 5 & 6
133MHz	55MHz	2x	Closed	Open	1 & 2, 5 & 6
150MHz	60MHz	2x	Closed	Open	1 & 2, 3 & 4
166MHz	66MHz	2x	Closed	Open	3 & 4, 5 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86)
CPU speed	Clock speed	Multiplier	JP23	JP24	JP36
120MHz	50MHz	2x	Closed	Open	1 & 2, 3 & 4, 5 & 6
133MHz	55MHz	2x	Closed	Open	1 & 2, 5 & 6
150MHz	60MHz	2x	Closed	Open	1 & 2, 3 & 4
166MHz	66MHz	2x	Closed	Open	3 & 4, 5 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86L)
CPU speed	Clock speed	Multiplier	JP23	JP24	JP36
120MHz	50MHz	2x	Closed	Open	1 & 2, 3 & 4, 5 & 6
133MHz	55MHz	2x	Closed	Open	1 & 2, 5 & 6
150MHz	60MHz	2x	Closed	Open	1 & 2, 3 & 4
166MHz	66MHz	2x	Closed	Open	3 & 4, 5 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86L)
CPU speed	Clock speed	Multiplier	JP23	JP24	JP36
120MHz	50MHz	2x	Closed	Open	1 & 2, 3 & 4, 5 & 6
133MHz	55MHz	2x	Closed	Open	1 & 2, 5 & 6
150MHz	60MHz	2x	Closed	Open	1 & 2, 3 & 4
166MHz	66MHz	2x	Closed	Open	3 & 4, 5 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	JP23	JP24	JP36
75MHz	50MHz	1.5x	Open	Open	1 & 2, 3 & 4, 5 & 6
90MHz	60MHz	1.5x	Open	Open	1 & 2, 3 & 4
100MHz	66MHz	1.5x	Open	Open	3 & 4, 5 & 6
120MHz	60MHz	1.5x	Open	Open	1 & 2, 3 & 4
133MHz	66MHz	1.5x	Open	Open	3 & 4, 5 & 6
150MHz	60MHz	2.5x	Closed	Closed	1 & 2, 3 & 4
166MHz	66MHz	2.5x	Closed	Closed	3 & 4, 5 & 6
200MHz	66MHz	3x	Open	Closed	3 & 4, 5 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)
CPU speed	Clock speed	Multiplier	JP23	JP24	JP36
166MHz	66MHz	2.5x	Closed	Closed	3 & 4, 5 & 6
200MHz	66MHz	3x	Open	Closed	3 & 4, 5 & 6
233MHz	66MHz	3.5x	Open	Open	3 & 4, 5 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JP23	JP24	JP36
75MHz	50MHz	1.5x	Open	Open	1 & 2, 3 & 4, 5 & 6
90MHz	60MHz	1.5x	Open	Open	1 & 2, 3 & 4
100MHz	66MHz	1.5x	Open	Open	3 & 4, 5 & 6
120MHz	60MHz	2x	Closed	Open	1 & 2, 3 & 4
133MHz	66MHz	2x	Closed	Open	3 & 4, 5 & 6
150MHz	60MHz	2.5x	Closed	Closed	1 & 2, 3 & 4
166MHz	66MHz	2.5x	Closed	Closed	3 & 4, 5 & 6
200MHz	66MHz	3x	Open	Closed	3 & 4, 5 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)
CPU speed	Clock speed	Multiplier	JP23	JP24	JP36
150MHz	60MHz	2.5x	Closed	Closed	1 & 2, 3 & 4
166MHz	66MHz	2.5x	Closed	Closed	3 & 4, 5 & 6
200MHz	66MHz	3x	Open	Closed	3 & 4, 5 & 6
233MHz	66MHz	3.5x	Open	Open	3 & 4, 5 & 6
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (SINGLE)
Voltage	J100	J101	J103
3.3v	Pins 3 & 4 closed	Pins 1 & 3, 2 & 4 closed	Pins 2 & 3 closed
3.52v	Pins 3 & 4 closed	Pins 1 & 3, 2 & 4 closed	Pins 1 & 2 closed

CPU VOLTAGE SELECTION (DUAL)
V core	J100	J101	J103
2.8v	Pins 3 & 4 closed	Pins 3 & 5, 4 & 6 closed	Open
2.9v	Pins 3 & 4 closed	Pins 3 & 5, 4 & 6 closed	Pins 2 & 4 closed
3.2v	Pins 3 & 4 closed	Pins 3 & 5, 4 & 6 closed	Pins 3 & 4 closed
Note: To increase voltage by 2.5%, open JP43.