COMPUTREND SYSTEMS, INC.

PCI PENTIUM AL3

Processor

Pentium

Processor Speed

75/90/100MHz

Chip Set

ALI

Max. Onboard DRAM

192MB

Cache

256/512/1024KB

BIOS

AMI

Dimensions

330mm x 220mm

I/O Options

32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

Turbo LED

JFP pins 12 & 13

Serial port 2

CN2

Turbo switch

JFP pins 15 - 17

Floppy drive interface

CN3

Reset switch

JFP pins 19 & 20

Parallel port

CN4

IDE interface LED

JFPA

IDE interface 2

CN5

Green PC connector (monitor)

JG1

IDE interface 1

CN6

Green PC LED

JG2

External battery

JB1

Green PC connector

JG3

Power LED & keylock

JFP pins 1 - 5

Chassis fan power

JP10

Speaker

JFP pins 7 - 10

32-bit PCI slots

PC1 - PC3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Battery type select internal

JB1

Pins 2 & 3 closed

 

Battery type select external

JB1

Closed

»

Flash BIOS voltage select 12v

JP2

Pins 1 & 2 closed

 

Flash BIOS voltage select 5v

JP2

Pins 2 & 3 closed

»

Power good signal detect from board

JP5

Pins 2 & 3 closed

 

Power good signal detect from power supply

JP5

Pins 1 & 2 closed

 

IDE interface enabled

JP7

Open

 

IDE interface disabled

JP7

Closed

»

Factory configured - do not alter

JP8

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

2MB

(2) 256K x 36

NONE

NONE

4MB

(2) 256K x 36

(2) 256K x 36

NONE

4MB

(2) 512K x 36

NONE

NONE

6MB

(2) 256K x 36

(2) 512K x 36

NONE

8MB

(2) 512K x 36

(2) 512K x 36

NONE

10MB

(2) 1M x 36

(2) 256K x 36

NONE

12MB

(2) 512K x 36

(2) 1M x 36

NONE

14MB

(2) 256K x 36

(2) 512K x 36

(2) 1M x 36

16MB

(2) 1M x 36

(2) 1M x 36

NONE

16MB

(2) 2M x 36

NONE

NONE

18MB

(2) 2M x 36

(2) 256K x 36

NONE

18MB

(2) 1M x 36

(2) 1M x 36

(2) 256K x 36

20MB

(2) 1M x 36

(2) 1M x 36

(2) 512K x 36

20MB

(2) 2M x 36

(2) 512K x 36

NONE

22MB

(2) 2M x 36

(2) 512K x 36

(2) 256K x 36

24MB

(2) 2M x 36

(2) 1M x 36

NONE

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

26MB

(2) 2M x 36

(2) 1M x 36

(2) 256K x 36

28MB

(2) 2M x 36

(2) 1M x 36

(2) 512K x 36

32MB

(2) 4M x 36

NONE

NONE

32MB

(2) 2M x 36

(2) 2M x 36

NONE

34MB

(2) 4M x 36

(2) 256K x 36

NONE

38MB

(2) 4M x 36

(2) 256K x 36

(2) 512K x 36

40MB

(2) 4M x 36

(2) 1M x 36

NONE

40MB

(2) 4M x 36

(2) 512K x 36

(2) 512K x 36

42MB

(2) 4M x 36

(2) 1M x 36

(2) 256K x 36

44MB

(2) 4M x 36

(2) 1M x 36

(2) 512K x 36

48MB

(2) 4M x 36

(2) 2M x 36

NONE

48MB

(2) 4M x 36

(2) 1M x 36

(2) 1M x 36

50MB

(2) 4M x 36

(2) 2M x 36

(2) 256K x 36

52MB

(2) 4M x 36

(2) 2M x 36

(2) 512K x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

56MB

(2) 4M x 36

(2) 2M x 36

(2) 1M x 36

64MB

(2) 8M x 36

NONE

NONE

64MB

(2) 4M x 36

(2) 4M x 36

NONE

66MB

(2) 8M x 36

(2) 256K x 36

NONE

66MB

(2) 4M x 36

(2) 4M x 36

(2) 256K x 36

68MB

(2) 8M x 36

(2) 512K x 36

NONE

68MB

(2) 4M x 36

(2) 4M x 36

(2) 512K x 36

70MB

(2) 8M x 36

(2) 256K x 36

(2) 512K x 36

72MB

(2) 8M x 36

(2) 512K x 36

(2) 512K x 36

74MB

(2) 8M x 36

(2) 1M x 36

(2) 256K x 36

76MB

(2) 8M x 36

(2) 512K x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

NONE

80MB

(2) 8M x 36

(2) 1M x 36

(2) 1M x 36

82MB

(2) 8M x 36

(2) 2M x 36

(2) 256K x 36

84MB

(2) 8M x 36

(2) 2M x 36

(2) 512K x 36

88MB

(2) 8M x 36

(2) 2M x 36

(2) 1M x 36

96MB

(2) 8M x 36

(2) 4M x 36

NONE

96MB

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

96MB

(2) 8M x 36

(2) 2M x 36

(2) 2M x 36

98MB

(2) 8M x 36

(2) 4M x 36

(2) 256K x 36

100MB

(2) 8M x 36

(2) 4M x 36

(2) 512K x 36

104MB

(2) 8M x 36

(2) 4M x 36

(2) 1M x 36

112MB

(2) 8M x 36

(2) 4M x 36

(2) 2M x 36

128MB

(2) 8M x 36

(2) 4M x 36

(2) 4M x 36

128MB

(2) 16M x 36

NONE

NONE

128MB

(2) 8M x 36

(2) 8M x 36

NONE

130MB

(2) 8M x 36

(2) 8M x 36

(2) 256K x 36

130MB

(2) 16M x 36

(2) 256K x 36

NONE

132MB

(2) 8M x 36

(2) 8M x 36

(2) 512K x 36

136MB

(2) 8M x 36

(2) 8M x 36

(2) 1M x 36

136MB

(2) 16M x 36

(2) 1M x 36

NONE

138MB

(2) 16M x 36

(2) 1M x 36

(2) 256K x 36

140MB

(2) 16M x 36

(2) 1M x 36

(2) 512K x 36

144MB

(2) 16M x 36

(2) 2M x 36

NONE

144MB

(2) 16M x 36

(2) 1M x 36

(2) 1M x 36

146MB

(2) 16M x 36

(2) 2M x 36

(2) 256K x 36

148MB

(2) 16M x 36

(2) 2M x 36

(2) 512K x 36

152MB

(2) 16M x 36

(2) 2M x 36

(2) 1M x 36

160MB

(2) 16M x 36

(2) 4M x 36

NONE

160MB

(2) 16M x 36

(2) 2M x 36

(2) 2M x 36

162MB

(2) 16M x 36

(2) 4M x 36

(2) 256K x 36

164MB

(2) 16M x 36

(2) 4M x 36

(2) 512K x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

168MB

(2) 16M x 36

(2) 4M x 36

(2) 1M x 36

176MB

(2) 16M x 36

(2) 4M x 36

(2) 2M x 36

192MB

(2) 16M x 36

(2) 8M x 36

NONE

192MB

(2) 16M x 36

(2) 4M x 36

(2) 4M x 36

192MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

TAG

256KB

(8) 32K x 8

(1) 8K x 8

512KB

(8) 64K x 8

(1) 16K x 8

1MB

(8) 128K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JS2

JS3

256KB

Pins 1 & 2 closed

Pins 1 & 2 closed

512KB

Pins 1 & 2 closed

Pins 2 & 3 closed

1MB

Pins 2 & 3 closed

Pins 2 & 3 closed

CPU SPEED CONFIGURATION

Speed

JK1

75MHz

Open

90MHz

Pins 1 & 2 closed

100MHz

Pins 1 & 2, 3 & 4 closed

DMA CONFIGURATION

DMA

CP2

CP3

CP4

CP5

DMA 1

Open

Closed

Open

Closed

DMA 3

Closed

Open

Closed

Open