Device Type	Mainboard
Processor	Pentium Pro
Processor Speed	150/166/180/200/210/233/240/266MHz
Chip Set	Intel
Video Chip Set	ESS
Maximum Onboard Memory	192MB (EDO supported)
Maximum Video Memory	2MB WRAM
Cache	256KB (located on Pentium Pro CPU)
BIOS	Unidentified
Dimensions	254mm x 218mm
I/O Options (CPU)	Parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, VRM connector, USB connectors (2)
I/O Options (backplane)	32-bit PCI slots (2), IDE interfaces (2), floppy drive interface, game/MIDI port, parallel port, 100Base-T connector, 10Base-2 connector, audio in - CD-ROM, fax/modem connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port	CN1	PS/2 mouse port	CN6
Serial port	CN2	Parallel port	CN7
USB connector 1	CN3	VGA feature connector	CN8
USB connector 2	CN4	Video upgrade connectors	CN9
VGA port	CN5	VRM connector	VRM

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Boot block update disabled	J27	Pins 1 & 2 closed
	Boot block update enabled	J27	Pins 2 & 3 closed
»	Password disabled	SW1/5	Off
	Password enabled	SW1/5	On
»	BIOS normal operation	SW1/6	Off
	BIOS recovery mode	SW1/6	On
»	CMOS memory normal operation	SW1/7	Off
	CMOS memory clear	SW1/7	On
»	Factory configured - do not alter	SW1/8	On

SIMM 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
136MB	(2) 16M x 36	(2) 1M x 36	None
144MB	(2) 16M x 36	(2) 1M x 36	(2) 1M x 36

SIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2
144MB	(2) 16M x 36	(2) 2M x 36	None
160MB	(2) 16M x 36	(2) 2M x 36	(2) 2M x 36
160MB	(2) 16M x 36	(2) 4M x 36	None
192MB	(2) 16M x 36	(2) 4M x 36	(2) 4M x 36
192MB	(2) 16M x 36	(2) 8M x 36	None
192MB	(2) 8M x 36	(2) 8M x 36	(2) 8M x 36

CACHE CONFIGURATION

Note: 256KB cache is located on the Pentium Pro CPU.

VIDEO MEMORY CONFIGURATION

Note: 1MB video memory is factory installed and is not configurable. To increase to 2MB, install upgrade module at CN9.

CPU SPEED SELECTION
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
150MHz	60MHz	2.5x	Off	Off	On	On
166MHz	66MHz	2.5x	On	Off	On	On
180MHz	60MHz	3x	Off	On	Off	On
200MHz	66MHz	3x	On	On	Off	On
210MHz	60MHz	3.5x	Off	Off	Off	On
240MHz	60MHz	4x	Off	On	On	Off
233MHz	66MHz	3.5x	On	Off	Off	On
266MHz	66MHz	4x	On	On	On	Off

CONNECTIONS
Purpose	Location	Purpose	Location
Logic board connectors	CN1	SCSI interface LED	CN9
Video in connector	CN2	Game/MIDI port	CN10
IDE interface 1	CN3	Audio in – CD-ROM	CN11
IDE interface 2	CN4	Fax/modem connector	CN12
Floppy drive interface	CN5	Audio connector	CN13
100Base-T connector	CN6	Control panel connector	CN14
10Base-T/10Base-2 connector	CN7	32-bit PCI slots	PC1 – PC2
Chassis fan power	CN8