EP-5ATXA-M Motherboard Settings and Configuration

Device Type	Mainboard
Processor	CX 6X86L/IBM 6X86L/CX 686MX/IBM 6X86MX/AM K5/ AM K6/Pentium/Pentium MMX
Processor Speed	90/100/120/133/150/166/188/200/225/233/266/300/333MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	256MB (EDO & SDRAM supported)
Maximum Video Memory	None
Cache	512KB
BIOS	Award
Dimensions	305mm x 208mm
I/O Options	32-bit PCI slots (4), floppy drive interface, game/MIDI port, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, line in, line out, microphone in
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
ATX power connector	ATX	Power LED & keylock	J2A
Game/MIDI port	CN1	Speaker	J2B
Microphone in	CN2	Reset switch	J2C
Line in	CN3	Green PC connector	J2D
Line out	CN4	Green PC LED	J2E
Serial port 2	CN5	Turbo LED	J2F
Serial port 1	CN6	IDE interface LED	J2G
Parallel port	CN7	IR connector	J3
USB connector 1	CN8	CPU fan power	J4
USB connector 2	CN9	Power fan power	J5
PS/2 mouse port	CN10	Chassis fan power	J6
Floppy drive interface	CN11	Soft off power supply	J9
IDE interface 1	CN12	32-bit PCI slots	PC1 – PC4
IDE interface 2	CN13

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	CMOS memory normal operation	JP1	Pins 1 & 2 closed
	CMOS memory clear	JP1	Pins 2 & 3 closed
»	Keyboard power on disabled	JP13	Pins 2 & 3 closed
	Keyboard power on enabled	JP13	Pins 1 & 2 closed

SIMM CONFIGURATION
Size	Bank 3
8MB	(2) 1M x 36
16MB	(2) 2M x 36
32MB	(2) 4M x 36
64MB	(2) 8M x 36
128MB	(2) 16M x 36
256MB	(2) 32M x 36
Note: Board accepts EDO memory.

DIMM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2
8MB	(1) 1M x 64	None	None
16MB	(1) 2M x 64	None	None
16MB	(1) 1M x 64	(1) 1M x 64	None
24MB	(1) 2M x 64	(1) 1M x 64	None

DIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2
24MB	(1) 1M x 64	(1) 1M x 64	(1) 1M x 64
32MB	(1) 4M x 64	None	None
32MB	(1) 2M x 64	(1) 1M x 64	(1) 1M x 64
32MB	(1) 2M x 64	(1) 2M x 64	None
40MB	(1) 4M x 64	(1) 1M x 64	None
40MB	(1) 2M x 64	(1) 2M x 64	(1) 1M x 64
48MB	(1) 4M x 64	(1) 1M x 64	(1) 1M x 64
48MB	(1) 4M x 64	(1) 2M x 64	None
48MB	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64
56MB	(1) 4M x 64	(1) 2M x 64	(1) 1M x 64
64MB	(1) 8M x 64	None	None
64MB	(1) 4M x 64	(1) 2M x 64	(1) 2M x 64
64MB	(1) 4M x 64	(1) 4M x 64	None
72MB	(1) 8M x 64	(1) 1M x 64	None
72MB	(1) 4M x 64	(1) 4M x 64	(1) 1M x 64
80MB	(1) 8M x 64	(1) 1M x 64	(1) 1M x 64
80MB	(1) 8M x 64	(1) 2M x 64	None
80MB	(1) 4M x 64	(1) 4M x 64	(1) 2M x 64
88MB	(1) 8M x 64	(1) 2M x 64	(1) 1M x 64
96MB	(1) 8M x 64	(1) 2M x 64	(1) 2M x 64
96MB	(1) 8M x 64	(1) 4M x 64	None
96MB	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64
104MB	(1) 8M x 64	(1) 4M x 64	(1) 1M x 64
112MB	(1) 8M x 64	(1) 4M x 64	(1) 2M x 64
128MB	(1) 8M x 64	(1) 4M x 64	(1) 4M x 64
128MB	(1) 8M x 64	(1) 8M x 64	None
136MB	(1) 8M x 64	(1) 8M x 64	(1) 1M x 64
144MB	(1) 8M x 64	(1) 8M x 64	(1) 2M x 64
160MB	(1) 8M x 64	(1) 8M x 64	(1) 4M x 64
192MB	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64
Note: Board accepts SDRAM memory.

CACHE CONFIGURATION
Size	Bank 0
512KB	(1) 64K x 64

CPU SPEED SELECTION (CX 6X86L)
CPU speed	Clock speed	Multiplier	JP3
150MHz	60MHz	2x	Pins 5 & 6 closed
166MHz	66MHz	2x	Pins 7 & 8 closed
200MHz	75MHz	2x	Pins 9 & 10 closed

CPU SPEED SELECTION (IBM 6X86L)
CPU speed	Clock speed	Multiplier	JP3
150MHz	60MHz	2x	Pins 5 & 6 closed
166MHz	66MHz	2x	Pins 7 & 8 closed
200MHz	75MHz	2x	Pins 9 & 10 closed

CPU SPEED SELECTION (CX 6X86MX)
CPU speed	Clock speed	Multiplier	JP3
166MHz	66MHz	2x	Pins 7 & 8 closed
166MHz	60MHz	2.5x	Pins 11 & 12 closed
200MHz	75MHz	2x	Pins 9 & 10 closed
200MHz	66MHz	2.5x	Pins 13 & 14 closed
233MHz	75MHz	2.5x	Pins 15 & 16 closed
233MHz	66MHz	3x	Pins 17 & 18 closed
266MHz	75MHz	3x	Pins 19 & 20 closed
266MHz	66MHz	3.5x	Pins 21 & 22 closed

CPU SPEED SELECTION (IBM 6X86MX)
CPU speed	Clock speed	Multiplier	JP3
166MHz	66MHz	2x	Pins 7 & 8 closed
166MHz	60MHz	2.5x	Pins 11 & 12 closed
200MHz	75MHz	2x	Pins 9 & 10 closed
200MHz	66MHz	2.5x	Pins 13 & 14 closed
233MHz	75MHz	2.5x	Pins 15 & 16 closed
233MHz	66MHz	3x	Pins 17 & 18 closed
266MHz	75MHz	3x	Pins 19 & 20 closed
266MHz	66MHz	3.5x	Pins 21 & 22 closed

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	JP3
90MHz	60MHz	1.5x	Pins 1 & 2 closed
100MHz	66MHz	1.5x	Pins 3 & 4 closed
120MHz	60MHz	2x	Pins 5 & 6 closed
133MHz	66MHz	2x	Pins 7 & 8 closed
150MHz	60MHz	2.5x	Pins 11 & 12 closed
166MHz	66MHz	2.5x	Pins 13 & 14 closed
188MHz	75MHz	2.5x	Pins 15 & 16 closed
200MHz	66MHz	3x	Pins 17 & 18 closed

CPU SPEED SELECTION (AM K6)
CPU speed	Clock speed	Multiplier	JP3
166MHz	66MHz	2.5x	Pins 13 & 14 closed
200MHz	66MHz	3x	Pins 17 & 18 closed
233MHz	66MHz	3.5x	Pins 21 & 22 closed
266MHz	66MHz	4x	Pins 23 & 24 closed
300MHz	66MHz	4.5x	Pins 25 & 26 closed
333MHz	66MHz	5x	Pins 27 & 28 closed

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JP3
90MHz	60MHz	1.5x	Pins 1 & 2 closed
100MHz	66MHz	1.5x	Pins 3 & 4 closed
120MHz	60MHz	2x	Pins 5 & 6 closed
133MHz	66MHz	2x	Pins 7 & 8 closed
150MHz	60MHz	2.5x	Pins 11 & 12 closed
166MHz	66MHz	2.5x	Pins 13 & 14 closed
188MHz	75MHz	2.5x	Pins 15 & 16 closed
200MHz	66MHz	3x	Pins 17 & 18 closed

CPU SPEED SELECTION (INTEL MMX)
CPU speed	Clock speed	Multiplier	JP3
166MHz	66MHz	2.5x	Pins 13 & 14 closed
200MHz	66MHz	3x	Pins 17 & 18 closed
233MHz	66MHz	3.5x	Pins 21 & 22 closed

CPU VOLTAGE SELECTION
Voltage		JP2
	2.0v	Pins 1 & 6 closed
	2.2v	Pins 5 & 10 closed
»	2.8v	Pins 2 & 7 closed
	2.9v	Pins 3 & 8 closed
	3.2v	Pins 4 & 9 closed