Device Type	Mainboard
Processor	CX 6X86/AM K5/Pentium
Processor Speed	75/90/100/120/133/150/166/200MHz
Chip Set	Unidentified
Video Chip Set	None
Maximum Onboard Memory	128MB
Maximum Video Memory	None
Cache	256/512KB
BIOS	AMI
Dimensions	290mm x 220mm
I/O Options	32-bit PCI slots (4), green PC connector, VRM connector

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 2	CN1	Turbo LED	J4
Serial port 1	CN2	Parallel port	J5
Floppy drive interface	CN3	Green PC connector	JP19
IDE interface 2	CN4	IDE interface LED	JP20
IDE interface 1	CN5	CPU fan power	JP30
Power LED & keylock	J1	32-bit PCI slots	PC1 – PC4
Speaker	J2	VRM connector	VRM
Reset switch	J3

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Cache type select write back	JP10	Open
	Cache type select write through	JP10	Closed
»	CPU pipeline enabled	JP11	Closed
	CPU pipeline disabled	JP11	Open
»	AT bus CLK select PCICLK/4	JP15	Pins 2 & 3 closed
	AT bus CLK select PCICLK/3	JP15	Pins 1 & 2 closed
»	CMOS memory normal operation	JP18	Open
	CMOS memory clear	JP18	Closed
»	Parallel port mode select standard	JP23	Closed
	Parallel port mode select EPP	JP23	Open

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

SIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1
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

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG
256KB (A)	(2) 32K x 32	None	None
256KB (B)	None	(8) 32K x 8	(1) 8K/16K/32K x 8
512KB	None	(8) 64K x 8	(1) 16K/32K x 8

CACHE JUMPER CONFIGURATION
Size	JP12	JP13	JP14
256KB (B)	Pins 2 & 3 closed	Pins 2 & 3 closed	Pins 1 & 2 closed
512KB	Pins 1 & 2 closed	Pins 1 & 2 closed	Pins 2 & 3 closed

CPU SPEED SELECTION (CX 6X86)
CPU speed	Clock speed	Multiplier	JP5	JP16	JP17	JP31
120MHz	50MHz	2x	Closed	Open	Open	Open
150MHz	60MHz	2x	Closed	Open	Closed	Open
166MHz	66MHz	2x	Closed	Closed	Closed	Open

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	JP5	JP16	JP17	JP31
75MHz	50MHz	1.5x	Open	Open	Open	Open
90MHz	60MHz	1.5x	Open	Open	Closed	Open

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JP5	JP16	JP17	JP31
75MHz	50MHz	1.5x	Open	Open	Open	Open
90MHz	60MHz	1.5x	Open	Open	Closed	Open
100MHz	66MHz	1.5x	Open	Closed	Closed	Open
120MHz	60MHz	2x	Closed	Open	Closed	Open
133MHz	66MHz	2x	Closed	Closed	Closed	Open
150MHz	60MHz	2.5x	Closed	Open	Closed	Closed
166MHz	66MHz	2.5x	Closed	Closed	Closed	Closed
200MHz	66MHz	3x	Open	Closed	Closed	Closed

DMA CHANNEL SELECTION
Channel	JP27	JP28
1	Pins 2 & 3 closed	Pins 2 & 3 closed
3	Pins 1 & 2 closed	Pins 1 & 2 closed

BIOS SELECTION
Setting		JP8	JP9
»	5v flash	Pins 2 & 3 closed	Pins 1 & 2 closed
	12v flash	Pins 2 & 3 closed	Pins 2 & 3 closed
	EPROM	Pins 1 & 2 closed	Pins 1 & 2 closed

IDE SELECTION
Setting		JP21	JP22
»	Normal operation	Pins 2 & 3 closed	Pins 2 & 3 closed
	Feature function	Pins 1 & 2 closed	Pins 1 & 2 closed