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LUCKY STAR TECHNOLOGY CO., LTD.

5TX2B

Device Type

Mainboard

Processor

CX 6X86/CX 6X86L/CX 686MX/CX M II/AM K5/AM K6/

AM K6-2/Pentium/Pentium MMX

Processor Speed

75/90/100/120/133/150/166/180/200/233/266/300MHz

Chip Set

Intel 430TX

Video Chip Set

None

Maximum Onboard Memory

128MB (EDO & SDRAM supported)

Maximum Video Memory

None

Cache

512KB

BIOS

Award

Dimensions

230mm x 220mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, SB-link connector

CONNECTIONS

Purpose

Location

Purpose

Location

Chassis fan power

C1

IR connector

IR1

PS/2 mouse interface

C2

SB-link connector

JP4

USB connector

J1

Power LED & keylock

JP11/pins 1 – 5

Serial port

J2

Speaker

JP11/pins 7 – 10

Serial port

J3

Reset switch

JP11/pins 12 & 13

Parallel port

J4

IDE interface LED

JP11/pins 15 & 16

IDE interface 1

J5

Turbo LED

JP11/pins 18 & 19

IDE interface 2

J6

Green PC connector

JP11/pins 21 & 22

CPU fan power

J7

32-bit PCI slots

PC1 – PC4

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Flash BIOS voltage select 12v

JP1

Closed

 

Flash BIOS voltage select 5v

JP1

Open

»

CMOS memory normal operation

JP2

Closed

 

CMOS memory clear

JP2

Open

»

Factory configured - do not alter

JP16

Unidentified

 

PCI CLK select asynchronous

JP17

Pins 1 & 2 closed

 

PCI CLK select synchronous

JP17

Pins 2 & 3 closed

SIMM CONFIGURATION

Size

Bank 0

8MB

(2) 1M x 36

16MB

(2) 2M x 36

32MB

(2) 4M x 36

64MB

(2) 8M x 36

128MB

(2) 16M x 36

Note: Board accepts EDO memory.

DIMM CONFIGURATION

Size

Bank 1

Bank 2

8MB

(1) 1M x 64

None

16MB

(1) 2M x 64

None

16MB

(1) 1M x 64

(1) 1M x 64

DIMM CONFIGURATION (CON’T)

Size

Bank 1

Bank 2

24MB

(1) 2M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

32MB

(1) 2M x 64

(1) 2M x 64

40MB

(1) 4M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

64MB

(1) 4M x 64

(1) 4M x 64

72MB

(1) 8M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

128MB

(1) 8M x 64

(1) 8M x 64

Note: Board accepts SDRAM memory.

DIMM VOLTAGE CONFIGURATION

Voltage

JP5

3.3v

Pins 1 & 3, 2 & 4 closed

5v

Pins 3 & 5, 4 & 6 closed

CACHE CONFIGURATION

Size

Bank 0

512KB

(2) 64K x 32

CPU SPEED SELECTION (CX 6X86)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

JP12

JP13

120MHz

50MHz

2x

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

133MHz

55MHz

2x

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

150MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

166MHz

66MHz

2x

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

200MHz

75MHz

2x

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86L)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

JP12

JP13

133MHz

55MHz

2x

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

150MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

166MHz

66MHz

2x

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

200MHz

75MHz

2x

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

JP12

JP13

166MHz

60MHz

2.5x

2 & 3

1 & 2

1 & 2

2 & 3

2 & 3

166MHz

66MHz

2x

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

200MHz

75MHz

2x

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2

233MHz

75MHz

2.5x

2 & 3

1 & 2

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX M II)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

JP12

JP13

300MHz

66MHz

3.5x

1 & 2

2 & 3

1 & 2

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

JP12

JP13

75MHz

50MHz

1.5x

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

90MHz

60MHz

1.5x

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

100MHz

66MHz

1.5x

1 & 2

2 & 3

1 & 2

1 & 2

1 & 2

120MHz

60MHz

1.5x

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

133MHz

66MHz

1.5x

1 & 2

2 & 3

1 & 2

1 & 2

1 & 2

150MHz

60MHz

2.5x

2 & 3

1 & 2

1 & 2

2 & 3

2 & 3

166MHz

66MHz

2.5x

1 & 2

2 & 3

1 & 2

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

JP12

JP13

166MHz

66MHz

2.5x

1 & 2

2 & 3

1 & 2

2 & 3

2 & 3

200MHz

66MHz

3x

1 & 2

2 & 3

1 & 2

1 & 2

2 & 3

233MHz

66MHz

3.5x

1 & 2

2 & 3

1 & 2

1 & 2

1 & 2

266MHz

66MHz

4x

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

300MHz

66MHz

4.5x

1 & 2

2 & 3

1 & 2

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6-2)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

JP12

JP13

266MHz

66MHz

4x

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

JP12

JP13

75MHz

50MHz

1.5x

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

90MHz

60MHz

1.5x

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

100MHz

66MHz

1.5x

1 & 2

2 & 3

1 & 2

1 & 2

1 & 2

120MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

133MHz

66MHz

2x

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

150MHz

60MHz

2.5x

2 & 3

1 & 2

1 & 2

2 & 3

2 & 3

166MHz

66MHz

2.5x

1 & 2

2 & 3

1 & 2

2 & 3

2 & 3

180MHz

60MHz

3x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

200MHz

66MHz

3x

1 & 2

2 & 3

1 & 2

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

JP12

JP13

166MHz

66MHz

2.5x

1 & 2

2 & 3

1 & 2

2 & 3

2 & 3

200MHz

66MHz

3x

1 & 2

2 & 3

1 & 2

1 & 2

2 & 3

233MHz

66MHz

3.5x

1 & 2

2 & 3

1 & 2

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION

Type

JP14

All CPUs

Pins 1 & 2 closed

AM K6266/300MHz only

Pins 2 & 3 closed

CPU VOLTAGE SELECTION

Voltage

JP6

Single voltage CPU

Open

Dual voltage CPU

Pins 1 & 2, 3 & 4, 5 & 6 closed

CPU VOLTAGE SELECTION

Voltage

JP15/pins 1 & 2

JP15/pins 3 & 4

JP15/pins 5 & 6

JP15/pins 7 & 8

2.0v

Open

Open

Open

Open

2.1v

Closed

Open

Open

Open

2.2v

Open

Closed

Open

Open

2.3v

Closed

Closed

Open

Open

2.4v

Open

Open

Closed

Open

2.5v

Closed

Open

Closed

Open

2.6v

Open

Closed

Closed

Open

2.7v

Closed

Closed

Closed

Open

2.8v

Open

Open

Open

Closed

2.9v

Closed

Open

Open

Closed

3.0v

Open

Closed

Open

Closed

3.1v

Closed

Closed

Open

Closed

3.2v

Open

Open

Closed

Closed

3.3v

Closed

Open

Closed

Closed

3.4v

Open

Closed

Closed

Closed

3.5v

Closed

Closed

Closed

Closed