P5TX-LA Motherboard Settings and Configuration

ELITEGROUP COMPUTER SYSTEMS, INC.

P5TX-LA

Processor
CX 6X86/CX 6X86L/CX 686MX/IBM 6X86/ IBM 6X86L/IBM 686MX/ AM K5/AM K6/Pentium
Processor Speed
75/90/100/120/133/150/166/200/233/266MHz
Chip Set
Intel
Video Chip Set
ATI
Maximum Onboard Memory
256MB (EDO supported)
Maximum Video Memory
4MB
Cache
256/512KB
BIOS
Award
Dimensions
330mm x 218mm
I/O Options
Floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, IR connector, USB connector, ATX power connector, audio in – CD-ROM, audio connector, TV-out connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
ATX power connector
ATX
Green PC connector
J16/pins 4 & 5
External audio connector
J1
Turbo switch
J16/pins 6 & 7
Floppy drive interface
J3
Reset switch
J16/pins 9 & 10
Audio in – CD-ROM
J4
Keylock
J16/pins 11 - 15
IR connector
J7
Speaker
J16/pins 17 - 20
PS/2 mouse port
J8
VGA port
J17
Serial port 1
J9
TV out connector
J18
IDE interface 2
J10
VGA feature connector
J19
Serial port 2
J11
Soft off power supply
JP1
USB connector
J12
Wake up on modem connector
JP2
Parallel port
J13
CPU fan power
JP8
IDE interface 1
J14
IDE interface LED
JP12
Memory socket
J15
EISA slot
SL1
Power LED
J16/pins 2 & 3

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
Flash BIOS normal operation
JP6
Pins 2 & 3 closed

Flash BIOS flash mode
JP6
Pins 1 & 2 closed
»
CMOS memory normal operation
JP15
Pins 2 & 3 closed

CMOS memory clear
JP15
Pins 1 & 2 closed

DIMM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
8MB
(1) 1M x 64
None
None
16MB
(1) 2M x 64
None
None
16MB
(1) 1M x 64
(1) 1M x 64
None
24MB
(1) 2M x 64
(1) 1M x 64
None
24MB
(1) 1M x 64
(1) 1M x 64
(1) 1M x 64
32MB
(1) 4M x 64
None
None
32MB
(1) 2M x 64
(1) 2M x 64
None
40MB
(1) 4M x 64
(1) 1M x 64
None
48MB
(1) 4M x 64
(1) 2M x 64
None
48MB
(1) 2M x 64
(1) 2M x 64
(1) 2M x 64
64MB
(1) 8M x 64
None
None
64MB
(1) 4M x 64
(1) 4M x 64
None
72MB
(1) 8M x 64
(1) 1M x 64
None
80MB
(1) 8M x 64
(1) 2M x 64
None
96MB
(1) 8M x 64
(1) 4M x 64
None
96MB
(1) 4M x 64
(1) 4M x 64
(1) 4M x 64
128MB
(1) 16M x 64
None
None
128MB
(1) 8M x 64
(1) 8M x 64
None
136MB
(1) 16M x 64
(1) 1M x 64
None

DIMM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
144MB
(1) 16M x 64
(1) 2M x 64
None
160MB
(1) 16M x 64
(1) 4M x 64
None
192MB
(1) 16M x 64
(1) 8M x 64
None
192MB
(1) 8M x 64
(1) 8M x 64
(1) 8M x 64
256MB
(1) 16M x 64
(1) 16M x 64
None
Note: Board accepts EDO memory.

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

VIDEO MEMORY CONFIGURATION
Size
Bank 0
J15
2MB
2MB
Not Installed
4MB
2MB
2MB module installed

CPU SPEED SELECTION (CX 6X86/6X86L)
CPU speed
Clock speed
Multiplier
JP3
JP4
JP5
JP14
120MHz
50MHz
2x
2 & 3
2 & 3
2 & 3
2 & 5, 3 & 6, 4 & 7
133MHz
55MHz
2x
2 & 3
2 & 3
1 & 2
2 & 5, 3 & 6, 4 & 7
150MHz
60MHz
2x
1 & 2
2 & 3
2 & 3
2 & 5, 3 & 6, 4 & 7
166MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 5, 3 & 6, 4 & 7
200MHz
75MHz
2x
1 & 2
2 & 3
1 & 2
2 & 5, 3 & 6, 4 & 7
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)
CPU speed
Clock speed
Multiplier
JP3
JP4
JP5
JP14
166MHz
60MHz
2.5x
1 & 2
2 & 3
2 & 3
3 & 6, 4 & 7, 5 & 8
200MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
3 & 6, 4 & 7, 5 & 8
233MHz
66MHz
3x
2 & 3
1 & 2
2 & 3
1 & 4, 3 & 6, 5 & 8
233MHz
75MHz
2.5x
1 & 2
2 & 3
1 & 2
3 & 6, 4 & 7, 5 & 8
266MHz
75MHz
3x
1 & 2
2 & 3
1 & 2
1 & 4, 3 & 6, 5 & 8
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86/6X86L)
CPU speed
Clock speed
Multiplier
JP3
JP4
JP5
JP14
120MHz
50MHz
2x
2 & 3
2 & 3
2 & 3
2 & 5, 3 & 6, 4 & 7
133MHz
55MHz
2x
2 & 3
2 & 3
1 & 2
2 & 5, 3 & 6, 4 & 7
150MHz
60MHz
2x
1 & 2
2 & 3
2 & 3
2 & 5, 3 & 6, 4 & 7
166MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 5, 3 & 6, 4 & 7
200MHz
75MHz
2x
1 & 2
2 & 3
1 & 2
2 & 5, 3 & 6, 4 & 7
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86MX)
CPU speed
Clock speed
Multiplier
JP3
JP4
JP5
JP14
166MHz
60MHz
2.5x
1 & 2
2 & 3
2 & 3
3 & 6, 4 & 7, 5 & 8
200MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
3 & 6, 4 & 7, 5 & 8
233MHz
66MHz
3x
2 & 3
1 & 2
2 & 3
1 & 4, 3 & 6, 5 & 8
233MHz
75MHz
2.5x
1 & 2
2 & 3
1 & 2
3 & 6, 4 & 7, 5 & 8
266MHz
75MHz
3x
1 & 2
2 & 3
1 & 2
1 & 4, 3 & 6, 5 & 8
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)
CPU speed
Clock speed
Multiplier
JP3
JP4
JP5
JP14
75MHz
50MHz
1.5x
2 & 3
2 & 3
2 & 3
1 & 4, 2 & 5, 3 & 6
90MHz
60MHz
1.5x
1 & 2
2 & 3
2 & 3
1 & 4, 2 & 5, 3 & 6
100MHz
66MHz
1.5x
2 & 3
1 & 2
2 & 3
1 & 4, 2 & 5, 3 & 6
120MHz
60MHz
2x
1 & 2
2 & 3
2 & 3
2 & 5, 3 & 6, 4 & 7
133MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 5, 3 & 6, 4 & 7
150MHz
60MHz
2.5x
1 & 2
2 & 3
2 & 3
3 & 6, 4 & 7, 5 & 8
166MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
3 & 6, 4 & 7, 5 & 8
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)
CPU speed
Clock speed
Multiplier
JP3
JP4
JP5
JP14
166MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
3 & 6, 4 & 7, 5 & 8
200MHz
66MHz
3x
2 & 3
1 & 2
2 & 3
1 & 4, 3 & 6, 5 & 8
233MHz
66MHz
3.5x
2 & 3
1 & 2
2 & 3
1 & 4, 2 & 5, 3 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed
Clock speed
Multiplier
JP3
JP4
JP5
JP14
75MHz
50MHz
1.5x
2 & 3
2 & 3
2 & 3
1 & 4, 2 & 5, 3 & 6
90MHz
60MHz
1.5x
1 & 2
2 & 3
2 & 3
1 & 4, 2 & 5, 3 & 6
100MHz
66MHz
1.5x
2 & 3
1 & 2
2 & 3
1 & 4, 2 & 5, 3 & 6
120MHz
60MHz
2x
1 & 2
2 & 3
2 & 3
2 & 5, 3 & 6, 4 & 7
133MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 5, 3 & 6, 4 & 7
150MHz
60MHz
2.5x
1 & 2
2 & 3
2 & 3
3 & 6, 4 & 7, 5 & 8
166MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
3 & 6, 4 & 7, 5 & 8
200MHz
66MHz
3x
2 & 3
1 & 2
2 & 3
1 & 4, 3 & 6, 5 & 8
233MHz
66MHz
3.5x
2 & 3
1 & 2
2 & 3
1 & 4, 2 & 5, 3 & 6
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION
Voltage
JP13

2.5v
Pins 9 & 10 closed
»
2.8v
Pins 7 & 8 closed

2.9v
Pins 5 & 6 closed

3.2v
Pins 3 & 4 closed

3.3v
Pins 1 & 2 closed

TV OUT SELECTION
Setting
JP9
JP10
»
Not installed
Pins 2 & 3 closed
Pins 2 & 3 closed

Installed
Pins 1 & 2 closed
Pins 1 & 2 closed

ONBOARD VIDEO SELECTION
Setting
JP11
JP16
»
Enabled
Open
Pins 1 & 2 closed

Disabled
Closed
Pins 2 & 3 closed

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P5TX-LA Motherboard Settings and Configuration

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Processor	CX 6X86/CX 6X86L/CX 686MX/IBM 6X86/ IBM 6X86L/IBM 686MX/ AM K5/AM K6/Pentium
Processor Speed	75/90/100/120/133/150/166/200/233/266MHz
Chip Set	Intel
Video Chip Set	ATI
Maximum Onboard Memory	256MB (EDO supported)
Maximum Video Memory	4MB
Cache	256/512KB
BIOS	Award
Dimensions	330mm x 218mm
I/O Options	Floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, IR connector, USB connector, ATX power connector, audio in – CD-ROM, audio connector, TV-out connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
ATX power connector	ATX	Green PC connector	J16/pins 4 & 5
External audio connector	J1	Turbo switch	J16/pins 6 & 7
Floppy drive interface	J3	Reset switch	J16/pins 9 & 10
Audio in – CD-ROM	J4	Keylock	J16/pins 11 - 15
IR connector	J7	Speaker	J16/pins 17 - 20
PS/2 mouse port	J8	VGA port	J17
Serial port 1	J9	TV out connector	J18
IDE interface 2	J10	VGA feature connector	J19
Serial port 2	J11	Soft off power supply	JP1
USB connector	J12	Wake up on modem connector	JP2
Parallel port	J13	CPU fan power	JP8
IDE interface 1	J14	IDE interface LED	JP12
Memory socket	J15	EISA slot	SL1
Power LED	J16/pins 2 & 3

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Flash BIOS normal operation	JP6	Pins 2 & 3 closed
	Flash BIOS flash mode	JP6	Pins 1 & 2 closed
»	CMOS memory normal operation	JP15	Pins 2 & 3 closed
	CMOS memory clear	JP15	Pins 1 & 2 closed

DIMM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2
8MB	(1) 1M x 64	None	None
16MB	(1) 2M x 64	None	None
16MB	(1) 1M x 64	(1) 1M x 64	None
24MB	(1) 2M x 64	(1) 1M x 64	None
24MB	(1) 1M x 64	(1) 1M x 64	(1) 1M x 64
32MB	(1) 4M x 64	None	None
32MB	(1) 2M x 64	(1) 2M x 64	None
40MB	(1) 4M x 64	(1) 1M x 64	None
48MB	(1) 4M x 64	(1) 2M x 64	None
48MB	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64
64MB	(1) 8M x 64	None	None
64MB	(1) 4M x 64	(1) 4M x 64	None
72MB	(1) 8M x 64	(1) 1M x 64	None
80MB	(1) 8M x 64	(1) 2M x 64	None
96MB	(1) 8M x 64	(1) 4M x 64	None
96MB	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64
128MB	(1) 16M x 64	None	None
128MB	(1) 8M x 64	(1) 8M x 64	None
136MB	(1) 16M x 64	(1) 1M x 64	None

DIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2
144MB	(1) 16M x 64	(1) 2M x 64	None
160MB	(1) 16M x 64	(1) 4M x 64	None
192MB	(1) 16M x 64	(1) 8M x 64	None
192MB	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64
256MB	(1) 16M x 64	(1) 16M x 64	None
Note: Board accepts EDO memory.

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

VIDEO MEMORY CONFIGURATION
Size	Bank 0	J15
2MB	2MB	Not Installed
4MB	2MB	2MB module installed

CPU SPEED SELECTION (CX 6X86/6X86L)
CPU speed	Clock speed	Multiplier	JP3	JP4	JP5	JP14
120MHz	50MHz	2x	2 & 3	2 & 3	2 & 3	2 & 5, 3 & 6, 4 & 7
133MHz	55MHz	2x	2 & 3	2 & 3	1 & 2	2 & 5, 3 & 6, 4 & 7
150MHz	60MHz	2x	1 & 2	2 & 3	2 & 3	2 & 5, 3 & 6, 4 & 7
166MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 5, 3 & 6, 4 & 7
200MHz	75MHz	2x	1 & 2	2 & 3	1 & 2	2 & 5, 3 & 6, 4 & 7
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)
CPU speed	Clock speed	Multiplier	JP3	JP4	JP5	JP14
166MHz	60MHz	2.5x	1 & 2	2 & 3	2 & 3	3 & 6, 4 & 7, 5 & 8
200MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	3 & 6, 4 & 7, 5 & 8
233MHz	66MHz	3x	2 & 3	1 & 2	2 & 3	1 & 4, 3 & 6, 5 & 8
233MHz	75MHz	2.5x	1 & 2	2 & 3	1 & 2	3 & 6, 4 & 7, 5 & 8
266MHz	75MHz	3x	1 & 2	2 & 3	1 & 2	1 & 4, 3 & 6, 5 & 8
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86MX)
CPU speed	Clock speed	Multiplier	JP3	JP4	JP5	JP14
166MHz	60MHz	2.5x	1 & 2	2 & 3	2 & 3	3 & 6, 4 & 7, 5 & 8
200MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	3 & 6, 4 & 7, 5 & 8
233MHz	66MHz	3x	2 & 3	1 & 2	2 & 3	1 & 4, 3 & 6, 5 & 8
233MHz	75MHz	2.5x	1 & 2	2 & 3	1 & 2	3 & 6, 4 & 7, 5 & 8
266MHz	75MHz	3x	1 & 2	2 & 3	1 & 2	1 & 4, 3 & 6, 5 & 8
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	JP3	JP4	JP5	JP14
75MHz	50MHz	1.5x	2 & 3	2 & 3	2 & 3	1 & 4, 2 & 5, 3 & 6
90MHz	60MHz	1.5x	1 & 2	2 & 3	2 & 3	1 & 4, 2 & 5, 3 & 6
100MHz	66MHz	1.5x	2 & 3	1 & 2	2 & 3	1 & 4, 2 & 5, 3 & 6
120MHz	60MHz	2x	1 & 2	2 & 3	2 & 3	2 & 5, 3 & 6, 4 & 7
133MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 5, 3 & 6, 4 & 7
150MHz	60MHz	2.5x	1 & 2	2 & 3	2 & 3	3 & 6, 4 & 7, 5 & 8
166MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	3 & 6, 4 & 7, 5 & 8
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)
CPU speed	Clock speed	Multiplier	JP3	JP4	JP5	JP14
166MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	3 & 6, 4 & 7, 5 & 8
200MHz	66MHz	3x	2 & 3	1 & 2	2 & 3	1 & 4, 3 & 6, 5 & 8
233MHz	66MHz	3.5x	2 & 3	1 & 2	2 & 3	1 & 4, 2 & 5, 3 & 6
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JP3	JP4	JP5	JP14
75MHz	50MHz	1.5x	2 & 3	2 & 3	2 & 3	1 & 4, 2 & 5, 3 & 6
90MHz	60MHz	1.5x	1 & 2	2 & 3	2 & 3	1 & 4, 2 & 5, 3 & 6
100MHz	66MHz	1.5x	2 & 3	1 & 2	2 & 3	1 & 4, 2 & 5, 3 & 6
120MHz	60MHz	2x	1 & 2	2 & 3	2 & 3	2 & 5, 3 & 6, 4 & 7
133MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 5, 3 & 6, 4 & 7
150MHz	60MHz	2.5x	1 & 2	2 & 3	2 & 3	3 & 6, 4 & 7, 5 & 8
166MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	3 & 6, 4 & 7, 5 & 8
200MHz	66MHz	3x	2 & 3	1 & 2	2 & 3	1 & 4, 3 & 6, 5 & 8
233MHz	66MHz	3.5x	2 & 3	1 & 2	2 & 3	1 & 4, 2 & 5, 3 & 6
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION
Voltage		JP13
	2.5v	Pins 9 & 10 closed
»	2.8v	Pins 7 & 8 closed
	2.9v	Pins 5 & 6 closed
	3.2v	Pins 3 & 4 closed
	3.3v	Pins 1 & 2 closed

TV OUT SELECTION
Setting		JP9	JP10
»	Not installed	Pins 2 & 3 closed	Pins 2 & 3 closed
	Installed	Pins 1 & 2 closed	Pins 1 & 2 closed

ONBOARD VIDEO SELECTION
Setting		JP11	JP16
»	Enabled	Open	Pins 1 & 2 closed
	Disabled	Closed	Pins 2 & 3 closed