P6NFX-AT Motherboard Settings and Configuration

EFA CORPORATION

P6NFX-AT

Processor
Pentium Pro
Processor Speed
150/166/180/200MHz
Chip Set
Intel
Video Chip Set
None
Maximum Onboard Memory
256MB (EDO supported)
Maximum Video Memory
None
Cache
256/512KB (located on Pentium Pro CPU)
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
PS/2 mouse interface
J1
IDE interface LED
J10
USB connector
J2
External battery
J11
Serial port 2
J3
Turbo LED
J12 pins 2 & 3
IR connector
J4
Green PC connector
J12 pins 4 & 5
Serial port 1
J5
Reset switch
J12 pins 9 & 10-
Floppy drive interface
J6
Power LED & keylock
J12 pins 11 - 15
Parallel port
J7
Speaker
J12 pins 17 - 20
IDE interface 1
J8
Chassis fan power
JP1
IDE interface 2
J9
32-bit PCI slots
PC1 – PC4

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
Factory configured - do not alter
J13
Unidentified

Flash BIOS voltage select 12v
JP2
Pins 2 & 3 closed

Flash BIOS voltage select 5v
JP2
Pins 1 & 2 closed
»
CMOS memory normal operation
JP8
Open

CMOS memory clear
JP8
Closed
»
Factory configured - do not alter
JR1
Unidentified

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.

CACHE CONFIGURATION
Note: 256KB/512KB cache is located on the Pentium Pro CPU.

CPU SPEED SELECTION
CPU speed
Clock speed
Multiplier
JP3
JP4
JP5
JP6
150MHz
60MHz
2.5x
Closed
Open
Open
Closed
166MHz
66MHz
2.5x
Open
Closed
Closed
Open
180MHz
60MHz
3x
Closed
Open
Open
Closed
200MHz
66MHz
3x
Open
Closed
Closed
Open
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CON’T)
CPU speed
Clock speed
Multiplier
JP9
JP10
JP11
150MHz
60MHz
2.5x
Closed
Closed
Open
166MHz
66MHz
2.5x
Closed
Closed
Open
180MHz
60MHz
3x
Closed
Open
Closed
200MHz
66MHz
3x
Closed
Open
Closed
Note: Pins designated should be in the closed position.

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P6NFX-AT Motherboard Settings and Configuration

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Processor	Pentium Pro
Processor Speed	150/166/180/200MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	256MB (EDO supported)
Maximum Video Memory	None
Cache	256/512KB (located on Pentium Pro CPU)
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
PS/2 mouse interface	J1	IDE interface LED	J10
USB connector	J2	External battery	J11
Serial port 2	J3	Turbo LED	J12 pins 2 & 3
IR connector	J4	Green PC connector	J12 pins 4 & 5
Serial port 1	J5	Reset switch	J12 pins 9 & 10-
Floppy drive interface	J6	Power LED & keylock	J12 pins 11 - 15
Parallel port	J7	Speaker	J12 pins 17 - 20
IDE interface 1	J8	Chassis fan power	JP1
IDE interface 2	J9	32-bit PCI slots	PC1 – PC4

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Factory configured - do not alter	J13	Unidentified
	Flash BIOS voltage select 12v	JP2	Pins 2 & 3 closed
	Flash BIOS voltage select 5v	JP2	Pins 1 & 2 closed
»	CMOS memory normal operation	JP8	Open
	CMOS memory clear	JP8	Closed
»	Factory configured - do not alter	JR1	Unidentified

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.

CPU SPEED SELECTION
CPU speed	Clock speed	Multiplier	JP3	JP4	JP5	JP6
150MHz	60MHz	2.5x	Closed	Open	Open	Closed
166MHz	66MHz	2.5x	Open	Closed	Closed	Open
180MHz	60MHz	3x	Closed	Open	Open	Closed
200MHz	66MHz	3x	Open	Closed	Closed	Open
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CON’T)
CPU speed	Clock speed	Multiplier	JP9	JP10	JP11
150MHz	60MHz	2.5x	Closed	Closed	Open
166MHz	66MHz	2.5x	Closed	Closed	Open
180MHz	60MHz	3x	Closed	Open	Closed
200MHz	66MHz	3x	Closed	Open	Closed
Note: Pins designated should be in the closed position.