LUCKY STAR TECHNOLOGY CO., LTD.

5I-TX2A

Device Type

Mainboard

Processor

CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium/Pentium MMX

Processor Speed

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

Chip Set

Intel 430TX

Maximum Onboard Memory

256MB (EDO & SDRAM supported)

Cache

256/512KB

BIOS

Award

Dimensions

220mm x 190mm

I/O Options

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

CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

Serial port

CN6

Chassis fan power

C1

USB connector

CN7

IDE interface 1

CN1

PS/2 mouse interface

CN8

IDE interface 2

CN2

IR connector

CN9

Floppy drive interface

CN3

Front panel connector

J13

Parallel port

CN4

32-bit PCI slots

PC1 – PC4

Serial port

CN5

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Power supply type select AT

JP9

Pins 2 & 3 closed

 

Power supply type select ATX

JP9

Pins 1 & 2 closed

»

CMOS memory normal operation

JP10

Pins 1 & 2 closed

 

CMOS memory clear

JP10

Pins 2 & 3 closed

 

Flash BIOS voltage select 12v

JP13

Pins 2 & 3 closed

 

Flash BIOS voltage select 5v

JP13

Pins 1 & 2 closed

SIMM CONFIGURATION

Size

Bank 2

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

256MB

(2) 32M x 36

Note: Board accepts EDO memory.

DIMM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(1) 1M x 64

None

16MB

(1) 2M x 64

None

16MB

(1) 1M x 64

(1) 1M x 64

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

DIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

128MB

(1) 16M x 64

None

128MB

(1) 8M x 64

(1) 8M x 64

136MB

(1) 16M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

Note: Board accepts EDO memory.

DIMM VOLTAGE CONFIGURATION

Voltage

JP1

3.3v

Pins 3 & 5, 4 & 6 closed

5v

Pins 1 & 3, 2 & 4 closed

CACHE CONFIGURATION

Size

Bank 0

256KB

(2) 32K x 32

512KB

(2) 64K x 32

CPU SPEED SELECTION (CX 6X86)

CPU speed

Clock speed

Multiplier

JP2

JP3

JP4

JP7

120MHz

50MHz

2x

1 & 2

1 & 2

1 & 2

1 & 2

133MHz

55MHz

2x

1 & 2

2 & 3

1 & 2

1 & 2

150MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

166MHz

66MHz

2x

1 & 2

1 & 2

2 & 3

1 & 2

200MHz

75MHz

2x

2 & 3

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86L)

CPU speed

Clock speed

Multiplier

JP2

JP3

JP4

JP7

133MHz

55MHz

2x

1 & 2

2 & 3

1 & 2

1 & 2

150MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

166MHz

66MHz

2x

1 & 2

1 & 2

2 & 3

1 & 2

200MHz

75MHz

2x

2 & 3

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)

CPU speed

Clock speed

Multiplier

JP2

JP3

JP4

JP7

166MHz

60MHz

2.5x

2 & 3

1 & 2

1 & 2

1 & 2, 3 & 4

166MHz

66MHz

2x

1 & 2

1 & 2

2 & 3

1 & 2

200MHz

75MHz

2x

2 & 3

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)

CPU speed

Clock speed

Multiplier

JP2

JP3

JP4

JP7

75MHz

50MHz

1.5x

1 & 2

1 & 2

1 & 2

Open

90MHz

60MHz

1.5x

2 & 3

1 & 2

1 & 2

Open

100MHz

66MHz

1.5x

1 & 2

1 & 2

2 & 3

Open

120MHz

60MHz

1.5x

2 & 3

1 & 2

1 & 2

Open

133MHz

66MHz

1.5x

1 & 2

1 & 2

2 & 3

Open

150MHz

60MHz

2.5x

2 & 3

1 & 2

1 & 2

1 & 2, 3 & 4

166MHz

66MHz

2.5x

1 & 2

1 & 2

2 & 3

1 & 2, 3 & 4

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

JP2

JP3

JP4

JP7

166MHz

66MHz

2.5x

1 & 2

1 & 2

2 & 3

1 & 2, 3 & 4

200MHz

66MHz

3x

1 & 2

1 & 2

2 & 3

3 & 4

233MHz

66MHz

3.5x

1 & 2

1 & 2

2 & 3

Open

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JP2

JP3

JP4

JP7

75MHz

50MHz

1.5x

1 & 2

1 & 2

1 & 2

Open

90MHz

60MHz

1.5x

2 & 3

1 & 2

1 & 2

Open

100MHz

66MHz

1.5x

1 & 2

1 & 2

2 & 3

Open

120MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

133MHz

66MHz

2x

1 & 2

1 & 2

2 & 3

1 & 2

150MHz

60MHz

2.5x

2 & 3

1 & 2

1 & 2

1 & 2, 3 & 4

166MHz

66MHz

2.5x

1 & 2

1 & 2

2 & 3

1 & 2, 3 & 4

180MHz

60MHz

3x

2 & 3

1 & 2

1 & 2

3 & 4

200MHz

66MHz

3x

1 & 2

1 & 2

2 & 3

3 & 4

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)

CPU speed

Clock speed

Multiplier

JP2

JP3

JP4

JP7

166MHz

66MHz

2.5x

1 & 2

1 & 2

2 & 3

1 & 2, 3 & 4

200MHz

66MHz

3x

1 & 2

1 & 2

2 & 3

3 & 4

233MHz

66MHz

3.5x

1 & 2

1 & 2

2 & 3

Open

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (SINGLE)

Voltage

JP11

3.3v

Pins 1 & 2, 5 & 6, 7 & 8 closed

3.52v

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

CPU VOLTAGE SELECTION (DUAL)

Voltage

V core

JP11

3.3v

2.8v

Pins 5 & 6 closed

3.3v

2.9v

Pins 3 & 4, 5 & 6 closed

3.3v

3.2v

Pins 3 & 4, 7 & 8 closed