P55-KV Motherboard Settings and Configuration

EPOX COMPUTER CO., LTD.

P55-KV

Processor
CX 6X86/CX 6X86L/IBM 6X86/IBM 6X86L/AM K5/AM K6/Pentium
Processor Speed
75/90/100/120/133/150/166/180/200MHz
Chip Set
VIA
Video Chip Set
None
Maximum Onboard Memory
128MB (EDO supported)
Maximum Video Memory
None
Cache
256/512KB
BIOS
Award
Dimensions
220mm x 220mm
I/O Options
32-bit PCI slots (2), 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
J11/pins 1 – 5
Serial port 2
CN2
Speaker
J11/pins 7 - 10
Parallel port
CN3
Reset switch
J11/pins 12 & 13
Floppy drive interface
CN4
Green PC connector
J11/pins 15 & 16
IDE interface 2
CN5
Green PC LED
J11/pins 18 & 19
IDE interface 1
CN6
Turbo LED
J11/pins 20 & 21
PS/2 mouse interface
J1
IDE interface LED
J11/pins 23 & 24
IR connector
J10
32-bit PCI slots
PC1 – PC2

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
Flash BIOS voltage select 5v
J6
Pins 1 & 2 closed

Flash BIOS voltage select 12v
J6
Pins 2 & 3 closed

SIMM CONFIGURATION
Size
Bank 0
Bank 1
4MB
(1) 1M x 36
None
8MB
(1) 1M x 36
(1) 1M x 36
8MB
(1) 2M x 36
None
16MB
(1) 2M x 36
(1) 2M x 36
16MB
(1) 4M x 36
None
32MB
(1) 4M x 36
(1) 4M x 36
32MB
(1) 8M x 36
None
64MB
(1) 8M x 36
(1) 8M x 36
64MB
(1) 16M x 36
None
128MB
(1) 16M x 36
(1) 16M x 36

CACHE CONFIGURATION
Size
Bank 0
TAG
256KB
(2) 32K x 32
Unidentified
512KB
(2) 64K x 32
Unidentified
Note: The location of the TAG is unidentified.

CPU SPEED SELECTION (CYRIX)
CPU speed
Clock speed
Multiplier
J4
J5
J7
J8
J9
120MHz
50MHz
2x
2 & 3
1 & 2
Closed
Closed
Open
133MHz
55MHz
2x
2 & 3
1 & 2
Open
Open
Open
150MHz
60MHz
2x
2 & 3
1 & 2
Closed
Open
Open
166MHz
66MHz
2x
2 & 3
1 & 2
Open
Closed
Open
200MHz
75MHz
2x
2 & 3
1 & 2
Open
Open
Closed
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM)
CPU speed
Clock speed
Multiplier
J4
J5
J7
J8
J9
120MHz
50MHz
2x
2 & 3
1 & 2
Closed
Closed
Open
133MHz
55MHz
2x
2 & 3
1 & 2
Open
Open
Open
150MHz
60MHz
2x
2 & 3
1 & 2
Closed
Open
Open
166MHz
66MHz
2x
2 & 3
1 & 2
Open
Closed
Open
200MHz
75MHz
2x
2 & 3
1 & 2
Open
Open
Closed
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5/K6)
CPU speed
Clock speed
Multiplier
J4
J5
J7
J8
J9
75MHz
50MHz
1.5x
1 & 2
1 & 2
Closed
Closed
Open
90MHz
60MHz
1.5x
1 & 2
1 & 2
Closed
Open
Open
100MHz
66MHz
1.5x
1 & 2
1 & 2
Open
Closed
Open
120MHz
60MHz
2x
2 & 3
1 & 2
Closed
Open
Open
133MHz
66MHz
2x
2 & 3
1 & 2
Open
Closed
Open
150MHz
60MHz
2.5x
2 & 3
2 & 3
Closed
Open
Open
166MHz
66MHz
2.5x
2 & 3
2 & 3
Open
Closed
Open
180MHz
60MHz
3x
1 & 2
2 & 3
Closed
Open
Open
200MHz
66MHz
3x
1 & 2
2 & 3
Open
Closed
Open
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed
Clock speed
Multiplier
J4
J5
J7
J8
J9
75MHz
50MHz
1.5x
1 & 2
1 & 2
Closed
Closed
Open
90MHz
60MHz
1.5x
1 & 2
1 & 2
Closed
Open
Open
100MHz
66MHz
1.5x
1 & 2
1 & 2
Open
Closed
Open
120MHz
60MHz
2x
2 & 3
1 & 2
Closed
Open
Open
133MHz
66MHz
2x
2 & 3
1 & 2
Open
Closed
Open
150MHz
60MHz
2.5x
2 & 3
2 & 3
Closed
Open
Open
166MHz
66MHz
2.5x
2 & 3
2 & 3
Open
Closed
Open
180MHz
60MHz
3x
1 & 2
2 & 3
Closed
Open
Open
200MHz
66MHz
3x
1 & 2
2 & 3
Open
Closed
Open
Note: Pins designated should be in the closed position.

CPU TYPE SELECTION
Type
J3A
J3B
AM K5
Pins 1 & 2 closed
Pins 1 & 2 closed
AM K6
Pins 2 & 3 closed
Pins 2 & 3 closed
CX 6X86
Pins 1 & 2 closed
Pins 1 & 2 closed
CX 6X86L
Pins 2 & 3 closed
Pins 2 & 3 closed
CX M2
Pins 2 & 3 closed
Pins 2 & 3 closed
IBM 6X86
Pins 1 & 2 closed
Pins 1 & 2 closed
IBM 6X86L
Pins 2 & 3 closed
Pins 2 & 3 closed
P54C
Pins 1 & 2 closed
Pins 1 & 2 closed
P55C
Pins 2 & 3 closed
Pins 2 & 3 closed

CPU VOLTAGE SELECTION
Voltage
J2
»
2.8v
Pins 2 & 3 closed

2.9v
Pins 1 & 2 closed

3.2v
Open

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Processor	CX 6X86/CX 6X86L/IBM 6X86/IBM 6X86L/AM K5/AM K6/Pentium
Processor Speed	75/90/100/120/133/150/166/180/200MHz
Chip Set	VIA
Video Chip Set	None
Maximum Onboard Memory	128MB (EDO supported)
Maximum Video Memory	None
Cache	256/512KB
BIOS	Award
Dimensions	220mm x 220mm
I/O Options	32-bit PCI slots (2), 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	J11/pins 1 – 5
Serial port 2	CN2	Speaker	J11/pins 7 - 10
Parallel port	CN3	Reset switch	J11/pins 12 & 13
Floppy drive interface	CN4	Green PC connector	J11/pins 15 & 16
IDE interface 2	CN5	Green PC LED	J11/pins 18 & 19
IDE interface 1	CN6	Turbo LED	J11/pins 20 & 21
PS/2 mouse interface	J1	IDE interface LED	J11/pins 23 & 24
IR connector	J10	32-bit PCI slots	PC1 – PC2

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Flash BIOS voltage select 5v	J6	Pins 1 & 2 closed
	Flash BIOS voltage select 12v	J6	Pins 2 & 3 closed

SIMM CONFIGURATION
Size	Bank 0	Bank 1
4MB	(1) 1M x 36	None
8MB	(1) 1M x 36	(1) 1M x 36
8MB	(1) 2M x 36	None
16MB	(1) 2M x 36	(1) 2M x 36
16MB	(1) 4M x 36	None
32MB	(1) 4M x 36	(1) 4M x 36
32MB	(1) 8M x 36	None
64MB	(1) 8M x 36	(1) 8M x 36
64MB	(1) 16M x 36	None
128MB	(1) 16M x 36	(1) 16M x 36

CACHE CONFIGURATION
Size	Bank 0	TAG
256KB	(2) 32K x 32	Unidentified
512KB	(2) 64K x 32	Unidentified
Note: The location of the TAG is unidentified.

CPU SPEED SELECTION (CYRIX)
CPU speed	Clock speed	Multiplier	J4	J5	J7	J8	J9
120MHz	50MHz	2x	2 & 3	1 & 2	Closed	Closed	Open
133MHz	55MHz	2x	2 & 3	1 & 2	Open	Open	Open
150MHz	60MHz	2x	2 & 3	1 & 2	Closed	Open	Open
166MHz	66MHz	2x	2 & 3	1 & 2	Open	Closed	Open
200MHz	75MHz	2x	2 & 3	1 & 2	Open	Open	Closed
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM)
CPU speed	Clock speed	Multiplier	J4	J5	J7	J8	J9
120MHz	50MHz	2x	2 & 3	1 & 2	Closed	Closed	Open
133MHz	55MHz	2x	2 & 3	1 & 2	Open	Open	Open
150MHz	60MHz	2x	2 & 3	1 & 2	Closed	Open	Open
166MHz	66MHz	2x	2 & 3	1 & 2	Open	Closed	Open
200MHz	75MHz	2x	2 & 3	1 & 2	Open	Open	Closed
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5/K6)
CPU speed	Clock speed	Multiplier	J4	J5	J7	J8	J9
75MHz	50MHz	1.5x	1 & 2	1 & 2	Closed	Closed	Open
90MHz	60MHz	1.5x	1 & 2	1 & 2	Closed	Open	Open
100MHz	66MHz	1.5x	1 & 2	1 & 2	Open	Closed	Open
120MHz	60MHz	2x	2 & 3	1 & 2	Closed	Open	Open
133MHz	66MHz	2x	2 & 3	1 & 2	Open	Closed	Open
150MHz	60MHz	2.5x	2 & 3	2 & 3	Closed	Open	Open
166MHz	66MHz	2.5x	2 & 3	2 & 3	Open	Closed	Open
180MHz	60MHz	3x	1 & 2	2 & 3	Closed	Open	Open
200MHz	66MHz	3x	1 & 2	2 & 3	Open	Closed	Open
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	J4	J5	J7	J8	J9
75MHz	50MHz	1.5x	1 & 2	1 & 2	Closed	Closed	Open
90MHz	60MHz	1.5x	1 & 2	1 & 2	Closed	Open	Open
100MHz	66MHz	1.5x	1 & 2	1 & 2	Open	Closed	Open
120MHz	60MHz	2x	2 & 3	1 & 2	Closed	Open	Open
133MHz	66MHz	2x	2 & 3	1 & 2	Open	Closed	Open
150MHz	60MHz	2.5x	2 & 3	2 & 3	Closed	Open	Open
166MHz	66MHz	2.5x	2 & 3	2 & 3	Open	Closed	Open
180MHz	60MHz	3x	1 & 2	2 & 3	Closed	Open	Open
200MHz	66MHz	3x	1 & 2	2 & 3	Open	Closed	Open
Note: Pins designated should be in the closed position.

CPU TYPE SELECTION
Type	J3A	J3B
AM K5	Pins 1 & 2 closed	Pins 1 & 2 closed
AM K6	Pins 2 & 3 closed	Pins 2 & 3 closed
CX 6X86	Pins 1 & 2 closed	Pins 1 & 2 closed
CX 6X86L	Pins 2 & 3 closed	Pins 2 & 3 closed
CX M2	Pins 2 & 3 closed	Pins 2 & 3 closed
IBM 6X86	Pins 1 & 2 closed	Pins 1 & 2 closed
IBM 6X86L	Pins 2 & 3 closed	Pins 2 & 3 closed
P54C	Pins 1 & 2 closed	Pins 1 & 2 closed
P55C	Pins 2 & 3 closed	Pins 2 & 3 closed

CPU VOLTAGE SELECTION
Voltage		J2
»	2.8v	Pins 2 & 3 closed
	2.9v	Pins 1 & 2 closed
	3.2v	Open