HwMuseum | Index

A-TREND TECHNOLOGY CORPORATION

ATC-6020

Processor

Pentium Pro

Processor Speed

150/166/180/200MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

256MB (EDO supported)

Maximum Video Memory

None

Cache

256/512KB (located on Pentium Pro CPU)

BIOS

Award

Dimensions

305mm x 244mm

I/O Options

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

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

Green PC connector

J1 pins 4 & 5

Serial port 2

CN1

Turbo LED

J1 pins 7 & 8

Parallel port

CN2

IDE interface LED

J1 pins 10 & 11

PS/2 mouse port

CN3

Speaker

J1 pins 12 - 15

Serial port 1

CN4

Power LED & keylock

J1 pins 17 - 21

Floppy drive interface

CN5

Soft off power supply

J2

IDE interface 2

CN6

Chassis fan power

JP11

IDE interface 1

CN7

32-bit PCI slots

PC1 – PC4

IR connector

IR

USB connector

USB

Reset switch

J1 pins 1 & 2

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP10

Open

 

CMOS memory clear

JP10

Closed

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

Note: Do not install DIMM and SIMM at the same time.

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

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

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. Banks are interchangeable.

CACHE CONFIGURATION

Note: 256KB/512KB cache is located on the Pentium Pro CPU.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

JP3

JP4

JP5

JP6

150MHz

60MHz

2.5x

Open

Closed

Closed

Open

166MHz

66MHz

2.5x

Closed

Open

Open

Closed

180MHz

60MHz

3x

Open

Closed

Closed

Open

200MHz

66MHz

3x

Closed

Open

Open

Closed

CPU SPEED SELECTION (CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

150MHz

60MHz

2.5x

Closed

Closed

Open

166MHz

66MHz

2.5x

Closed

Closed

Open

180MHz

60MHz

3x

Closed

Open

Closed

200MHz

66MHz

3x

Closed

Open

Closed