P55-VP Motherboard Settings and Configuration

Processor	CX M1/AM K5/Pentium
Processor Speed	75/90/100/120/133/150/166/180/200MHz
Chip Set	VIA
Video Chip Set	None
Maximum Onboard Memory	192MB (EDO supported)
Maximum Video Memory	None
Cache	256/512KB
BIOS	Award
Dimensions	254mm x 218mm
I/O Options	32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 1	CN1	Power LED & keylock	J5/pins 1 – 5
Serial port 2	CN2	Speaker	J5/pins 7 - 10
Floppy drive interface	CN3	Reset switch	J5/pins 12 & 13
Parallel port	CN4	Green PC connector	J5/pins 15 & 16
IDE interface 2	CN5	Turbo LED	J5/pins 18 & 19
IDE interface 1	CN6	IDE interface LED	J5/pins 21 & 22
PS/2 mouse interface	J1	Green PC LED	J5/pins 24 & 25
IR connector	J2	32-bit PCI slots	PC1 – PC3
Chassis fan power	J3

USER CONFIGURABLE SETTINGS
Function		Label	Position
	Flash BIOS voltage select 12v	JP1	Pins 2 & 3 closed
	Flash BIOS voltage select 5v	JP1	Pins 1 & 2 closed

DIMM/DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2
8MB	(2) 1M x 36	None	None
8MB	None	None	(1) 1M x 64
16MB	(2) 2M x 36	None	None
16MB	(2) 1M x 36	(2) 1M x 36	None
16MB	None	None	(1) 2M x 64
16MB	(2) 1M x 36	None	(1) 1M x 64
24MB	(2) 2M x 36	(2) 1M x 36	None
24MB	(2) 1M x 36	None	(1) 2M x 64
24MB	(2) 2M x 36	None	(1) 1M x 64
24MB	(2) 1M x 36	(2) 1M x 36	(1) 1M x 64
32MB	(2) 4M x 36	None	None
32MB	(2) 2M x 36	(2) 2M x 36	None
32MB	None	None	(1) 4M x 64
32MB	(2) 2M x 36	None	(1) 2M x 64
40MB	(2) 4M x 36	(2) 1M x 36	None
40MB	(2) 1M x 36	None	(1) 4M x 64
40MB	(2) 4M x 36	None	(1) 1M x 64
48MB	(2) 4M x 36	(2) 2M x 36	None
48MB	(2) 2M x 36	None	(1) 4M x 64
48MB	(2) 4M x 36	None	(1) 2M x 64
48MB	(2) 2M x 36	(2) 2M x 36	(1) 2M x 64
64MB	(2) 8M x 36	None	None
64MB	(2) 4M x 36	(2) 4M x 36	None
64MB	None	None	(1) 8M x 64
64MB	(2) 4M x 36	None	(1) 4M x 64

DIMM/DRAM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2
72MB	(2) 8M x 36	(2) 1M x 36	None
72MB	(2) 1M x 36	None	(1) 8M x 64
72MB	(2) 8M x 36	None	(1) 1M x 64
80MB	(2) 8M x 36	(2) 2M x 36	None
80MB	(2) 2M x 36	None	(1) 8M x 64
80MB	(2) 8M x 36	None	(1) 2M x 64
96MB	(2) 8M x 36	(2) 4M x 36	None
96MB	(2) 4M x 36	None	(1) 8M x 64
96MB	(2) 8M x 36	None	(1) 4M x 64
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) 8M x 36	None	(1) 8M x 64
192MB	(2) 8M x 36	(2) 8M x 36	(1) 8M x 64
Note: Board accepts EDO memory.

CACHE CONFIGURATION
Size	Bank 0	TAG
256KB	(2) 32K x 32	Unidentified
512KB	(2) 64K x 32	Unidentified

CPU SPEED SELECTION (CYRIX)
CPU speed	Clock speed	Multiplier	JP2A	JP2B	JP2C	JP7	JP8
120MHz	50MHz	2x	Closed	Closed	Closed	2 & 3	1 & 2
133MHz	55MHz	2x	Closed	Closed	Open	2 & 3	1 & 2
150MHz	60MHz	2x	Open	Closed	Closed	2 & 3	1 & 2
166MHz	66MHz	2x	Closed	Open	Closed	2 & 3	1 & 2
200MHz	75MHz	2x	Open	Closed	Open	2 & 3	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AMD)
CPU speed	Clock speed	Multiplier	JP2A	JP2B	JP2C	JP7	JP8
75MHz	50MHz	1.5x	Closed	Closed	Closed	1 & 2	1 & 2
90MHz	60MHz	1.5x	Open	Closed	Closed	1 & 2	1 & 2
100MHz	66MHz	1.5x	Closed	Open	Closed	1 & 2	1 & 2
120MHz	60MHz	2x	Open	Closed	Closed	2 & 3	1 & 2
133MHz	66MHz	2x	Closed	Open	Closed	2 & 3	1 & 2
150MHz	60MHz	2.5x	Open	Closed	Closed	2 & 3	2 & 3
166MHz	66MHz	2.5x	Closed	Open	Closed	2 & 3	2 & 3
180MHz	60MHz	3x	Open	Closed	Closed	1 & 2	2 & 3
200MHz	66MHz	3x	Closed	Open	Closed	1 & 2	2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JP2A	JP2B	JP2C	JP7	JP8
75MHz	50MHz	1.5x	Closed	Closed	Closed	1 & 2	1 & 2
90MHz	60MHz	1.5x	Open	Closed	Closed	1 & 2	1 & 2
100MHz	66MHz	1.5x	Closed	Open	Closed	1 & 2	1 & 2
120MHz	60MHz	2x	Open	Closed	Closed	2 & 3	1 & 2
133MHz	66MHz	2x	Closed	Open	Closed	2 & 3	1 & 2
150MHz	60MHz	2.5x	Open	Closed	Closed	2 & 3	2 & 3
166MHz	66MHz	2.5x	Closed	Open	Closed	2 & 3	2 & 3
180MHz	60MHz	3x	Open	Closed	Closed	1 & 2	2 & 3
200MHz	66MHz	3x	Closed	Open	Closed	1 & 2	2 & 3
Note: Pins designated should be in the closed position.

CPU TYPE SELECTION
Type	JP4A	JP4B	JP4C	JP6
CX6X86	Pins 1 & 2 closed	Pins 1 & 2 closed	Pins 1 & 2 closed	Open
CX6X86L	Pins 2 & 3 closed	Pins 2 & 3 closed	Pins 2 & 3 closed	Open
AM K5	Pins 1 & 2 closed	Pins 1 & 2 closed	Pins 1 & 2 closed	Closed
AM K6	Pins 2 & 3 closed	Pins 2 & 3 closed	Pins 2 & 3 closed	Closed
Intel	Pins 1 & 2 closed	Pins 1 & 2 closed	Pins 1 & 2 closed	Closed
Intel MMX	Pins 2 & 3 closed	Pins 2 & 3 closed	Pins 2 & 3 closed	Closed

CPU VOLTAGE SELECTION
Voltage		JP3
»	2.5v	Pins 1 & 2 closed
	2.8v	Pins 2 & 3 closed
	2.9v	Open