COMPUTREND SYSTEMS, INC.

PCI430TX

Processor

CX M1/AM K5/Pentium

Processor Speed

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

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

256MB (EDO supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

AMI/Award

Dimensions

280mm x 220mm

I/O Options

32-bit PCI slots (4), 22floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, PS/2 mouse interface, serial ports (2), cache slot, IR connector, USB connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

Power LED & keylock

J20 pins 1 - 5

Serial port 2

CN2

Speaker

J20 pins 6 - 10

Parallel port

CN3

Turbo LED

J20 pins 12 & 13

Floppy drive interface

CN4

Turbo switch

J20 pins 15 - 17

IDE interface 2

CN5

Reset switch

J20 pins 19 & 20

IDE interface 1

CN6

IDE interface LED

J20 pins 21 & 22

PS/2 mouse port

CN7

Chassis fan power

J21

PS/2 mouse interface

CN8

32-bit PCI slots

PC1 – PC4

IR connector

JIR1

Cache slot

SL1

Green PC connector

JG1

USB connector

USB

Green PC LED

JG2

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP8

Open

 

CMOS memory clear

JP8

Closed

»

Factory configured - do not alter

JP10

Unidentified

»

Factory configured - do not alter

JV1

Unidentified

DRAM 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

128MB

(2) 16M x 36

None

136MB

(2) 16M x 36

(2) 1M x 36

144MB

(2) 16M x 36

(2) 2M x 36

160MB

(2) 16M x 36

(2) 4M x 36

192MB

(2) 16M x 36

(2) 8M x 36

256MB

(2) 16M x 36

(2) 16M x 36

Note: Board accepts EDO memory.

CACHE CONFIGURATION

Size

Bank 0

SL1

TAG

256KB

(2) 32K x 32

Not installed

Unidentified

256KB

None

256KB module installed

Unidentified

512KB

(2) 32K x 32

256KB module installed

Unidentified

512KB

(2) 64K x 32

Not installed

Unidentified

512KB

None

512KB module installed

Unidentified

CPU SPEED SELECTION (CYRIX)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

120MHz

50MHz

2x

Off

On

Off

Off

On

Off

133MHz

55MHz

2x

Off

On

Off

On

On

On

150MHz

60MHz

2x

Off

On

Off

Off

Off

On

166MHz

66MHz

2x

Off

On

Off

Off

Off

Off

CPU SPEED SELECTION (AMD)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

75MHz

50MHz

1.5x

Off

Off

Off

Off

On

Off

90MHz

60MHz

1.5x

Off

Off

Off

Off

Off

On

100MHz

66MHz

1.5x

Off

Off

Off

Off

Off

Off

120MHz

60MHz

2x

Off

Off

Off

Off

Off

On

133MHz

66MHz

2x

Off

Off

Off

Off

Off

Off

166MHz

66MHz

1.75x

Off

On

On

Off

Off

Off

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

75MHz

50MHz

1.5x

Off

Off

Off

Off

On

Off

90MHz

60MHz

1.5x

Off

Off

Off

Off

Off

On

100MHz

66MHz

1.5x

Off

Off

Off

Off

Off

Off

120MHz

60MHz

2x

Off

On

Off

Off

Off

On

133MHz

66MHz

2x

Off

On

Off

Off

Off

Off

150MHz

60MHz

2.5x

Off

On

On

Off

Off

On

166MHz

66MHz

2.5x

Off

On

On

Off

Off

Off

200MHz (P54C)

66MHz

3x

Off

Off

On

Off

Off

Off

200MHz (P55C)

66MHz

3x

On

Off

On

Off

Off

Off

CPU VOLTAGE SELECTION

Voltage

JV2

JV3

JV4

JV5

JV6

2.8v

Open

Closed

1 & 2

Closed

Open

3.38v

Open

Open

2 & 3

Open

Open

3.52v

Open

Closed

2 & 3

Open

Open

Note: Pins designated should be in the closed position.