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5I-TX1A

LUCKY STAR TECHNOLOGY CO., LTD.

5I-TX1A

Device Type

Mainboard

Processor

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

Processor Speed

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

Chip Set

Intel

Maximum Onboard Memory

128MB

Cache

256/512KB

BIOS

Unidentified

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, USB connector

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 2

CN1

Power LED & keylock

JP14/pins 1 5

Serial port 1

CN2

Speaker

JP14/pins 7 10

Parallel port

CN3

Reset switch

JP14/pins 12 & 13

Floppy drive interface

CN4

IDE interface LED

JP14/pins 15 & 16

IDE interface 2

CN5

Turbo LED

JP14/pins 18 & 19

IDE interface 1

CN6

Green PC connector

JP14/pins 21 & 22

IR connector

IR1

32-bit PCI slots

PC1 PC3

PS/2 mouse interface

JP1

USB connector

USB

SIMM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

DIMM CONFIGURATION

Size

Bank 2

8MB

(1) 1M x 64

16MB

(1) 2M x 64

32MB

(1) 4M x 64

64MB

(1) 8M x 64

128MB

(1) 16M x 64

DIMM VOLTAGE CONFIGURATION

Voltage

JP2

3.3v

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

5v

Pins 7 & 8 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

JP4

JP5

JP6

JP9

JP10

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

JP4

JP5

JP6

JP9

JP10

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 (AM K5)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP6

JP9

JP10

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

JP4

JP5

JP6

JP9

JP10

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 SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP6

JP9

JP10

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

JP4

JP5

JP6

JP9

JP10

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

JP7

JP12

JP13

Single voltage

Closed

Open

Open

Dual voltage

Open

Closed

Closed

CPU VOLTAGE SELECTION (SINGLE)

Voltage

JP8

3.3v

Pins 3 & 4 closed

3.52v

Pins 1 & 2 closed

CPU VOLTAGE SELECTION (DUAL)

Voltage

JP11

2.8v

Pins 7 & 8 closed

2.9v

Pins 5 & 6 closed

3.3v

Pins 3 & 4 closed

3.52v

Pins 1 & 2 closed