N440BX Motherboard Settings and Configuration

Device Type	Mainboard
Processor	Pentium II
Processor Speed	233/266/300/333MHz
Chip Set	Intel 440BX
Video Chip Set	Cirrus Logic
Maximum Onboard Memory	1GB (SDRAM supported)
Maximum Video Memory	2MB
Cache	256/512KB (located on Pentium II CPU)
BIOS	Unidentified
Dimensions	355mm x 304mm
I/O Options	32-bit PCI slots (4), Ethernet 10BaseT connector, floppy drive interface, IDE interfaces (2), SCSI interface, Wide Ultra SCSI interface, parallel port, PS/2 mouse port, serial ports (2), USB connector, ATX power connector, wake on LAN connector, VGA port

CONNECTIONS
Purpose	Location	Purpose	Location
ATX power connector	ATX	Serial port 2	CN2
SMM connector	C1	Parallel port	CN3
Chassis fan power	C2	VGA port	CN4
Chassis fan power	C3	Serial port 1	CN5
Front panel connector	C4	PS/2 mouse port	CN6
Front panel connector	C5	USB connector	CN7
Speaker	C6	SCSI interface	CN8
IDE interface LED	C7	Ultra Wide SCSI interface	CN9
CPU fan power	C8	IDE interface 2	CN10
CPU fan power	C9	IDE interface 1	CN11
Wake on LAN connector	C10	Floppy drive interface	CN12
Chassis intrusion connector	C11	5v power	P1
IMB connector	C12	5v auxiliary power	P2
Ethernet 10BaseT connector	CN1	32-bit PCI slots	PC1 – PC4

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	BMC forced update mode normal	J3J2A	Pins 1 & 2 closed
	BMC forced update mode update to BMC firmware	J3J2A	Pins 2 & 3 closed
»	Chassis intrusion detection enabled	J3J2B	Pins 1 & 2 closed
	Chassis intrusion detection disabled	J3J2B	Pins 2 & 3 closed
»	FRB timer enabled	J3J2C	Pins 1 & 2 closed
	FRB timer disabled	J3J2C	Pins 2 & 3 closed
»	Boot block write protect enabled	J3J2D	Pins 1 & 2 closed
	Boot block write protect disabled	J3J2D	Pins 2 & 3 closed
»	Flash BIOS normal operation	J3J2E	Pins 1 & 2 closed
	Flash BIOS recovery mode	J3J2E	Pins 2 & 3 closed
»	Password normal operation	J3J2F	Pins 1 & 2 closed
	Password clear	J3J2F	Pins 2 & 3 closed
»	CMOS memory normal operation	J3J2G	Pins 1 & 2 closed
	CMOS memory clear	J3J2G	Pins 2 & 3 closed
»	BMC boot block write protect enabled	J3J2H	Pins 1 & 2 closed
	BMC boot block write protect disabled	J3J2H	Pins 2 & 3 closed
»	Wake on LAN enabled	J3J2I	Pins 2 & 3 closed
	Wake on LAN disabled	J3J2I	Pins 1 & 2 closed
Note: The location of H & I are unidentified.

DIMM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
32MB	(1) 4M x 64	None	None	None
32MB	(1) 2M x 64	(1) 2M x 64	None	None
32MB	(1) 1M x 64	(1) 1M x 64	(1) 1M x 64	(1) 1M x 64
40MB	(1) 4M x 64	(1) 1M x 64	None	None
48MB	(1) 4M x 64	(1) 2M x 64	None	None
48MB	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64	None
64MB	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64
64MB	(1) 8M x 64	None	None	None
64MB	(1) 4M x 64	(1) 4M x 64	None	None
72MB	(1) 8M x 64	(1) 1M x 64	None	None
80MB	(1) 8M x 64	(1) 2M x 64	None	None
96MB	(1) 8M x 64	(1) 4M x 64	None	None
96MB	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64	None
128MB	(1) 16M x 64	None	None	None
128MB	(1) 8M x 64	(1) 8M x 64	None	None
128MB	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64
136MB	(1) 16M x 64	(1) 1M x 64	None	None
144MB	(1) 16M x 64	(1) 2M x 64	None	None
152MB	(1) 16M x 64	(1) 1M x 64	(1) 1M x 64	(1) 1M x 64
160MB	(1) 16M x 64	(1) 4M x 64	None	None
176MB	(1) 16M x 64	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64
192MB	(1) 16M x 64	(1) 8M x 64	None	None
192MB	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64	None
224MB	(1) 16M x 64	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64
256MB	(1) 32M x 64	None	None	None
256MB	(1) 16M x 64	(1) 16M x 64	None	None
256MB	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64
272MB	(1) 16M x 64	(1) 16M x 64	(1) 1M x 64	(1) 1M x 64
280MB	(1) 32M x 64	(1) 1M x 64	(1) 1M x 64	(1) 1M x 64
288MB	(1) 16M x 64	(1) 16M x 64	(1) 2M x 64	(1) 2M x 64
304MB	(1) 32M x 64	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64
320MB	(1) 16M x 64	(1) 16M x 64	(1) 4M x 64	(1) 4M x 64
320MB	(1) 16M x 64	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64
352MB	(1) 32M x 64	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64
384MB	(1) 16M x 64	(1) 16M x 64	(1) 16M x 64	None

DIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2	Bank 3
448MB	(1) 32M x 64	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64
512MB	(1) 32M x 64	(1) 32M x 64	None	None
512MB	(1) 16M x 64	(1) 16M x 64	(1) 16M x 64	(1) 16M x 64
640MB	(1) 32M x 64	(1) 16M x 64	(1) 16M x 64	(1) 16M x 64
768MB	(1) 32M x 64	(1) 32M x 64	(1) 32M x 64	None
1024MB	(1) 32M x 64	(1) 32M x 64	(1) 32M x 64	(1) 32M x 64
Note: Board accepts SDRAM memory.

CACHE CONFIGURATION

Note: 256KB/512KB cache is located on the Pentium II CPU.

VIDEO MEMORY CONFIGURATION

Note: The location of the video memory is unidentified.