RPX164-2 (REV. 2.4) Motherboard Settings and Configuration

Device Type	Mainboard
Processor	Alpha
Processor Speed	300/333/366/400/433/466/500/533/566/600/633/666/700/ 733/766/800MHz
Chip Set	Digital
Video Chip Set	None
Maximum Onboard Memory	3GB (SDRAM supported)
Maximum Video Memory	None
Cache	2048KB
BIOS	ARCS
Dimensions	305mm x 244mm
I/O Options	64-bit PCI slot, 32-bit PCI slots (5), Ethernet 10/100BaseT connector, floppy drive interface, IDE interface, SCSI interface, Wide Ultra SCSI interface, parallel port, PS/2 mouse port, serial ports (2)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port	J12	Power LED	J30
Serial port	J12A	Power LED	J31
Parallel port	J13	Floppy drive interface	J33
Ultra Wide SCSI interface	J15	Ethernet 10/100BaseT	J34
SCSI interface	J16	Chassis fan power	J35
SCSI interface LED	J17	Soft off power supply	J36
Speaker	J23	Reset switch	J37
IDE interface	J24	32-bit PCI slots	PC1 – PC5
PS/2 mouse port	J25	64-bit PCI slot	SL1
IDE interface LED	J29

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Factory configured – do not alter	J28/pins 9 & 10	Open
»	Factory configured – do not alter	J28/pins 11 & 12	Open
»	Factory configured – do not alter	J28/pins 13 & 14	Open
»	Factory configured – do not alter	J28/pins 15 & 16	Open
»	Factory configured – do not alter	J28/pins 17 & 18	Open
»	Factory configured – do not alter	J28/pins 19 & 20	Open
»	ARCSBIOS firmware loaded	J28/pins 21 & 22	Open
	Safe ARCSBIOS loaded	J28/pins 21 & 22	Closed
»	Factory configured – do not alter	J28/pins 23 & 24	Open
»	Factory configured – do not alter	J28/pins 25 & 26	Open

DIMM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2
32MB	(2) 2M x 64	None	None
64MB	(2) 2M x 64	(2) 2M x 64	None
64MB	(2) 4M x 64	None	None
96MB	(2) 2M x 64	(2) 2M x 64	(2) 2M x 64
96MB	(2) 4M x 64	(2) 2M x 64	None
128MB	(2) 4M x 64	(2) 2M x 64	(2) 2M x 64
128MB	(2) 4M x 64	(2) 4M x 64	None
128MB	(2) 8M x 64	None	None
160MB	(2) 4M x 64	(2) 4M x 64	(2) 2M x 64
160MB	(2) 8M x 64	(2) 2M x 64	None
192MB	(2) 4M x 64	(2) 4M x 64	(2) 4M x 64

DIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2
192MB	(2) 8M x 64	(2) 2M x 64	(2) 2M x 64
192MB	(2) 8M x 64	(2) 4M x 64	None
224MB	(2) 8M x 64	(2) 4M x 64	(2) 2M x 64
256MB	(2) 8M x 64	(2) 4M x 64	(2) 4M x 64
256MB	(2) 8M x 64	(2) 8M x 64	None
256MB	(2) 16M x 64	None	None
288MB	(2) 16M x 64	(2) 2M x 64	None
320MB	(2) 8M x 64	(2) 8M x 64	(2) 4M x 64
320MB	(2) 16M x 64	(2) 2M x 64	(2) 2M x 64
320MB	(2) 16M x 64	(2) 4M x 64	None
352MB	(2) 16M x 64	(2) 4M x 64	(2) 2M x 64
384MB	(2) 8M x 64	(2) 8M x 64	(2) 8M x 64
384MB	(2) 16M x 64	(2) 4M x 64	(2) 4M x 64
384MB	(2) 16M x 64	(2) 8M x 64	None
416MB	(2) 16M x 64	(2) 8M x 64	(2) 2M x 64
448MB	(2) 16M x 64	(2) 8M x 64	(2) 4M x 64
512MB	(2) 16M x 64	(2) 8M x 64	(2) 8M x 64
512MB	(2) 16M x 64	(2) 16M x 64	None
512MB	(2) 32M x 64	None	None
544MB	(2) 16M x 64	(2) 16M x 64	(2) 2M x 64
576MB	(2) 16M x 64	(2) 16M x 64	(2) 4M x 64
640MB	(2) 16M x 64	(2) 16M x 64	(2) 8M x 64
768MB	(2) 16M x 64	(2) 16M x 64	(2) 16M x 64
1024MB	(2) 32M x 64	(2) 32M x 64	None
1536MB	(2) 32M x 64	(2) 32M x 64	(2) 32M x 64
1024MB	(2) 64M x 64	None	None
2048MB	(2) 64M x 64	(2) 64M x 64	None
3072MB	(2) 64M x 64	(2) 64M x 64	(2) 64M x 64

CACHE CONFIGURATION

Note: 2MB cache is factory installed and is not configurable. The location is unidentified.

CPU SPEED SELECTION
Speed	J28/pins 1 & 2	J28/pins 3 & 4	J28/pins 5 & 6	J28/pins 7 & 8
300MHz	Closed	Closed	Closed	Closed
333MHz	Open	Closed	Closed	Closed
366MHz	Closed	Open	Closed	Closed
400MHz	Open	Open	Closed	Closed
433MHz	Closed	Closed	Open	Closed
466MHz	Open	Closed	Open	Closed
500MHz	Closed	Open	Open	Closed
533MHz	Open	Open	Open	Closed
566MHz	Closed	Closed	Closed	Open
600MHz	Open	Closed	Closed	Open
633MHz	Closed	Open	Closed	Open
666MHz	Open	Open	Closed	Open
700MHz	Closed	Closed	Open	Open
733MHz	Open	Closed	Open	Open
766MHz	Closed	Open	Open	Open
800MHz	Open	Open	Open	Open