Processor	CX M1/CX M2/IBM M1/IBM M2/AM K5/AM K6/Pentium
Processor Speed	90/100/120/133/150/166/180/225/200/233MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	256MB (EDO supported)
Maximum Video Memory	None
Cache	512KB
BIOS	AMI
Dimensions	305mm x 244mm
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), ATX power connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
ATX power connector	ATX	Power LED & keylock	FP/pins 1 - 5
Parallel port	CN1	Turbo LED	FP/pins 7 & 8
Serial port 2	CN2	Green PC connector	FP/pins 10 & 11
Serial port 1	CN3	Green PC LED	FP/pins 13 & 14
USB connector 1	CN4	Speaker	FP/pins 15 - 18
USB connector 2	CN5	IDE interface LED	FP/pins 20 & 21
PS/2 mouse port	CN6	Remote power connector	FP/pins 23 & 24
Floppy drive interface	CN7	Reset switch	FP/pins 27 & 28
IDE interface 1	CN8	IR connector	IR1
IDE interface 2	CN9	32-bit PCI slots	PC1 – PC4
CPU fan power	FAN1	Remote power connector	RPW
Chassis fan power	FAN2

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Password normal operation	CPW	Open
	Password clear	CPW	Closed
»	Power supply select ATX	PWR	Pins 2 & 3 closed
	Power supply select AT	PWR	Pins 1 & 2 closed

DRAM 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. Do not install SIMMs & DIMMs at the same time.

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) 8M x 64	(1) 8M x 64

CACHE CONFIGURATION

Note: 512KB cache is factory installed and is not configurable. 256KB cache is available as an option from First International Computer, Inc.

MISCELLANEOUS TECHNICAL NOTE

Note: There four different clock generators available for this board. Check the mainboard to determine which generator is installed before setting CPU jumpers. The three are IMI, ICS, ICW or PhaseLink. Configuration settings for the ICM and PhaseLink clock generators are unidentified.

CPU SPEED SELECTION (CX M1 – IMI652)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
133MHz	55MHz	2x	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
150MHz	60MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
166MHz	66MHz	2x	1 & 2	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX M1 – ICS 9147)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
133MHz	55MHz	2x	1 & 2	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
150MHz	60MHz	2x	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
166MHz	66MHz	2x	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX M2 – IMI652)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
150MHz	60MHz	2.5x	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
166MHz	66MHz	2.5x	1 & 2	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
200MHz	66MHz	3x	1 & 2	1 & 2	2 & 3	1 & 2	2 & 3	1 & 2
233MHz	66MHz	3.5x	1 & 2	1 & 2	2 & 3	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX M2 – ICS 9147)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
150MHz	60MHz	2.5x	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
166MHz	66MHz	2.5x	1 & 2	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
200MHz	66MHz	3x	1 & 2	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
233MHz	66MHz	3.5x	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM M1 – IMI652)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
133MHz	55MHz	2x	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
150MHz	60MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
166MHz	66MHz	2x	1 & 2	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM M1 – ICS 9147)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
133MHz	55MHz	2x	1 & 2	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
150MHz	60MHz	2x	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
166MHz	66MHz	2x	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM M2 – IMI652)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
150MHz	60MHz	2.5x	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
166MHz	66MHz	2.5x	1 & 2	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
200MHz	66MHz	3x	1 & 2	1 & 2	2 & 3	1 & 2	2 & 3	1 & 2
233MHz	66MHz	3.5x	1 & 2	1 & 2	2 & 3	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM M2 – ICS 9147)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
150MHz	60MHz	2.5x	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
166MHz	66MHz	2.5x	1 & 2	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
200MHz	66MHz	3x	1 & 2	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
233MHz	66MHz	3.5x	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5 – IMI652)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
90MHz	60MHz	1.5x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2	1 & 2
100MHz	66MHz	1.5x	1 & 2	1 & 2	2 & 3	1 & 2	1 & 2	1 & 2
120MHz	60MHz	1.5x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2	1 & 2
133MHz	66MHz	1.5x	1 & 2	1 & 2	2 & 3	1 & 2	1 & 2	1 & 2
150MHz	60MHz	1.75x	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
166MHz	66MHz	1.75x	1 & 2	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
200MHz	66MHz	2x	1 & 2	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5 – ICS 9147)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
90MHz	60MHz	1.5x	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
100MHz	66MHz	1.5x	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
120MHz	60MHz	1.5x	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
133MHz	66MHz	1.5x	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
150MHz	60MHz	1.75x	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
166MHz	66MHz	1.75x	1 & 2	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
200MHz	66MHz	2x	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6 – IMI652)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
166MHz	66MHz	2.5x	1 & 2	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
200MHz	66MHz	3x	1 & 2	1 & 2	2 & 3	1 & 2	2 & 3	1 & 2
233MHz	66MHz	3.5	1 & 2	1 & 2	2 & 3	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6 – ICS 9147)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
166MHz	66MHz	2.5x	1 & 2	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
200MHz	66MHz	3x	1 & 2	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
233MHz	66MHz	3.5	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL – IMI652)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
90MHz	60MHz	1.5x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2	1 & 2
100MHz	66MHz	1.5x	1 & 2	1 & 2	2 & 3	1 & 2	1 & 2	1 & 2
120MHz	60MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
133MHz	66MHz	2x	1 & 2	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
150MHz	60MHz	2.5x	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
166MHz	66MHz	2.5x	1 & 2	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
200MHz	66MHz	3x	1 & 2	1 & 2	2 & 3	1 & 2	2 & 3	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL – ICS 9147)
CPU speed	Clock speed	Multiplier	CLK1	CLK2	CLK3	FREQ1	FREQ2	FREQ3
90MHz	60MHz	1.5x	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
100MHz	66MHz	1.5x	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
120MHz	60MHz	2x	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
133MHz	66MHz	2x	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
150MHz	60MHz	2.5x	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
166MHz	66MHz	2.5x	1 & 2	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
200MHz	66MHz	3x	1 & 2	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (SINGLE)
Voltage	VR
3.3v	Pins 3 & 4 closed
3.5v	Pins 1 & 2 closed

CPU VOLTAGE SELECTION (DUAL)
Voltage	V core	VR
3.3v	2.8v	Pins 9 & 10 closed
3.3v	2.9v	Pins 7 & 8 closed
3.3v	3.2v	Pins 5 & 6 closed

1M FLASH BIOS SELECTION
Type	EP1	EP2
Intel (normal)	Pins 2 & 3 closed	Pins 2 & 3 closed
Intel (program boot block)	Pins 2 & 3 closed	Pins 1 & 2 closed
SST	Pins 2 & 3 closed	Open

2M FLASH BIOS SELECTION
Type	EP1	EP2
AMD	Pins 2 & 3 closed	Pins 1 & 2 closed
ATMEL	Pins 2 & 3 closed	Open
MX	Pins 2 & 3 closed	Open
SST	Pins 2 & 3 closed	Pins 1 & 2 closed