Processor	CX 6X86/CX 6X86L/AM K5/AM K6/Pentium
Processor Speed	90/100/120/133/150/166/200/233MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	256MB (EDO supported)
Maximum Video Memory	None
Cache	256/512KB
BIOS	AMI
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), USB connector, IR connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Power LED & keylock	C1/pins 1 – 5	Serial port 1	CN2
Speaker	C1/pins 7 - 10	Parallel port	CN3
Green PC LED	C1/pins 12 & 13	Floppy drive interface	CN4
Green PC connector	C1/pins 15 - 17	IDE interface 1	CN5
Reset switch	C1/pins 19 & 20	IDE interface 2	CN6
IR connector	C2	USB connector	CN7
IDE interface LED	C3	PS/2 mouse interface	CN8
Chassis fan power	C4	32-bit PCI slots	PC1 – PC4
Serial port 2	CN1

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	CMOS memory normal operation	JP14	Pins 1 & 2 closed
	CMOS memory clear	JP14	Pins 2 & 3 closed
»	On board I/O enabled	JP18	Pins 1 & 2 closed
	On board I/O disabled	JP18	Pins 2 & 3 closed
»	PS/2 mouse enabled	JP20	Pins 1 & 2 closed
	PS/2 mouse disabled	JP20	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
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 1
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

CACHE CONFIGURATION
Size	Bank 0
256KB	(2) 32K x 32
512KB	(2) 64K x 32
Note: The location of bank 0 is unidentified.

CPU SPEED SELECTION (CX 6X86/6X 86L)
CPU speed	Clock speed	Multiplier	JP1	JP2	JP3	JP4	JP5
150MHz	60MHz	2x	2 & 3	1 & 2	1 & 2	2 & 3	1 & 2
166MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	JP1	JP2	JP3	JP4	JP5
90MHz	60MHz	1.5x	1 & 2	1 & 2	1 & 2	2 & 3	1 & 2
100MHz	66MHz	1.5x	1 & 2	1 & 2	2 & 3	1 & 2	1 & 2
120MHz	60MHz	1.5x	1 & 2	1 & 2	1 & 2	2 & 3	1 & 2
133MHz	66MHz	1.5x	1 & 2	1 & 2	2 & 3	1 & 2	1 & 2
166MHz	66MHz	1.75x	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)
CPU speed	Clock speed	Multiplier	JP1	JP2	JP3	JP4	JP5
166MHz	66MHz	2.5x	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
200MHz	66MHz	3x	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
233MHz	66MHz	3.5x	1 & 2	1 & 2	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JP1	JP2	JP3	JP4	JP5
90MHz	60MHz	1.5x	1 & 2	1 & 2	1 & 2	2 & 3	1 & 2
100MHz	66MHz	1.5x	1 & 2	1 & 2	2 & 3	1 & 2	1 & 2
120MHz	60MHz	2x	2 & 3	1 & 2	1 & 2	2 & 3	1 & 2
133MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2
150MHz	60MHz	2.5x	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
166MHz	66MHz	2.5x	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
200MHz	66MHz	3x	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
233MHz	66MHz	3.5x	1 & 2	1 & 2	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position. If board is AP5T-1, ignore JP5.

CPU VOLTAGE SELECTION (SINGLE)
Voltage	JP7	JP8	JP9	JP10
3.45v	1 & 2	1 & 2	1 & 2, 3 & 4	Open
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (DUAL)
Voltage	V core	JP7	JP8	JP9	JP10
3.45v	2.8v	7 & 8	1 & 2	Open	1 & 2, 3 & 4
3.45v	2.9v	5 & 6	1 & 2	Open	1 & 2, 3 & 4
3.45v	3.2v	9 & 10	1 & 2	Open	1 & 2, 3 & 4
3.45v	3.52v	3 & 4	1 & 2	Open	1 & 2, 3 & 4
Note: Pins designated should be in the closed position.