PRO-273 Motherboard Settings and Configuration

Processor	Pentium II
Processor Speed	Unidentified
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	384MB (EDO supported)
Maximum Video Memory	None
Cache	256/512KB (located on Pentium II CPU)
BIOS	Award
Dimensions	305mm x 244mm
I/O Options	32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial port, IR connector, USB connectors (2), ATX power connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
AGP slot	AGP	IR connector	J17
ATX power connector	ATX	Power LED & keylock	J18
CPU fan power	J2	Reset switch	JP6
IDE interface 1	J6	USB connector	P1
IDE interface 2	J7	USB connector	P1A
IDE interface LED	J8	Serial port 1	P2
Power LED	J9	Parallel port	P3
Speaker	J10	PS/2 mouse port	P4
Floppy drive interface	J16	32-bit PCI slots	PC1 – PC4

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	CMOS memory normal operation	JP4	Pins 1 & 2 closed
	CMOS memory clear	JP4	Pins 2 & 3 closed

DIMM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2
8MB	(2) 1M x 36	None	None
16MB	(2) 1M x 36	(2) 1M x 36	None
16MB	(2) 2M x 36	None	None
24MB	(2) 1M x 36	(2) 1M x 36	(2) 1M x 36
32MB	(2) 2M x 36	(2) 2M x 36	None
32MB	(2) 4M x 36	None	None
48MB	(2) 2M x 36	(2) 2M x 36	(2) 2M x 36
64MB	(2) 4M x 36	(2) 4M x 36	None
64MB	(2) 8M x 36	None	None
96MB	(2) 4M x 36	(2) 4M x 36	(2) 4M x 36
128MB	(2) 8M x 36	(2) 8M x 36	None
128MB	(2) 16M x 36	None	None
192MB	(2) 8M x 36	(2) 8M x 36	(2) 8M x 36
256MB	(2) 16M x 36	(2) 16M x 36	None
256MB	(2) 32M x 36	None	None
384MB	(2) 16M x 36	(2) 16M x 36	(2) 16M x 36
Note: Board accepts EDO memory.

CACHE CONFIGURATION

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

CPU MULTIPLIER SELECTION
Multiplier	JP1
2.5x	Pins 1 & 2, 3 & 4 closed
3x	Pins 1 & 2, 5 & 6 closed
3.5x	Pins 1 & 2 closed
4x	Pins 3 & 4, 5 & 6 closed

CPU CLOCK SPEEDSPEED SELECTION
CPU speed	JP7
66MHz	Open
68.5MHz	Pins 5 & 6 closed
75MHz	Pins 3 & 4 closed
83MHz	Pins 1 & 2, 5 & 6 closed