...because we can't all be on the bleeding edge...





CLASSIC/PCI EXPANDABLE DESKTOP

INTEL CORPORATION

CLASSIC/PCI EXPANDABLE DESKTOP

(I486 PROCESSOR/PCI)

Processor

80486SX/SL80486SX/80486SX2/SL80486DX/80486DX2/SL80486DX2/ 80486DX4/Pentium Overdrive

Processor Speed

25/33/50(internal)/66(internal)/100(internal)MHz

Chip Set

Intel

Max. Onboard DRAM

64MB

Cache

128/256KB

BIOS

AMI

Dimensions

254mm x 218mm

I/O Options

Parallel port, serial ports (2), 32-bit PCI slots (3), floppy drive interface, IDE interface

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

IDE interface LED

JP1 pins 10 - 13

Serial port 2

CN2

Turbo LED

JP1 pins 16 - 17

IDE interface

CN3

Chassis fan power

JP2 pins 6 - 8

Parallel port

CN4

Speaker

JP2 pins 10 - 14

Floppy drive interface

CN5

Turbo switch

JP2 pins 16 - 17

Reset switch

JP1 pins 1 & 2

32-bit PCI slots

PC1 - PC3

Power LED & keylock

JP1 pins 4 - 8

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

J1C1

N/A

Pentium Overdrive cache disabled

J1C2

pins 1 & 2 closed

 

Pentium Overdrive cache enabled

J1C2

pins 2 & 3 closed

CPU type select SL-enhanced CPU installed

J1C3

pins 1 & 2 closed

 

CPU type select non SL-enhanced CPU installed

J1C3

pins 2 & 3 closed

CPU type select non 80486SX CPU installed

J1C4

pins 1 & 2 closed

 

CPU type select 80486SX CPU installed

J1C4

pins 2 & 3 closed

Password normal operation

J9D1

pins 1 & 2 closed

 

Password clear

J9D1

pins 2 & 3 closed

Factory configured - do not alter

J9D2

N/A

CMOS memory normal operation

J9E1

pins 1 & 2 closed

 

CMOS memory clear

J9E1

pins 2 & 3 closed

Setup access enabled

J9E2

pins 1 & 2 closed

 

Setup access disabled

J9E2

pins 2 & 3 closed

Flash BIOS write protect enabled

J9E3

pins 1 & 2 closed

 

Flash BIOS write protect disabled

J9E3

pins 2 & 3 closed

Normal boot enabled

J9E4

pins 1 & 2 closed

 

Recovery boot enabled

J9E4

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

NONE

(1) 256K x 36

1MB

(1) 256K x 36

NONE

2MB

NONE

(1) 512K x 36

2MB

(1) 256K x 36

(1) 256K x 36

2MB

(1) 512K x 36

NONE

3MB

(1) 256K x 36

(1) 512K x 36

3MB

(1) 512K x 36

(1) 256K x 36

4MB

NONE

(1) 1M x 36

4MB

(1) 512K x 36

(1) 512K x 36

4MB

(1) 1M x 36

NONE

DRAM CONFIGURATION

Size

Bank 0

Bank 1

5MB

(1) 256K x 36

(1) 1M x 36

5MB

(1) 1M x 36

(1) 256K x 36

6MB

(1) 512K x 36

(1) 1M x 36

6MB

(1) 1M x 36

(1) 512K x 36

8MB

(1) 1M x 36

(1) 1M x 36

8MB

(1) 2M x 36

NONE

9MB

(1) 256K x 36

(1) 2M x 36

9MB

(1) 2M x 36

(1) 256K x 36

10MB

(1) 512K x 36

(1) 2M x 36

10MB

(1) 2M x 36

(1) 512K x 36

12MB

(1) 1M x 36

(1) 2M x 36

12MB

(1) 2M x 36

(1) 1M x 36

16MB

NONE

(1) 4M x 36

16MB

(1) 2M x 36

(1) 2M x 36

16MB

(1) 4M x 36

NONE

17MB

(1) 256K x 36

(1) 4M x 36

17MB

(1) 4M x 36

(1) 256K x 36

18MB

(1) 512K x 36

(1) 4M x 36

18MB

(1) 4M x 36

(1) 512K x 36

20MB

(1) 1M x 36

(1) 4M x 36

20MB

(1) 4M x 36

(1) 1M x 36

24MB

(1) 2M x 36

(1) 4M x 36

24MB

(1) 4M x 36

(1) 2M x 36

32MB

NONE

(1) 8M x 36

32MB

(1) 4M x 36

(1) 4M x 36

32MB

(1) 8M x 36

NONE

33MB

(1) 256K x 36

(1) 8M x 36

33MB

(1) 8M x 36

(1) 256K x 36

34MB

(1) 512K x 36

(1) 8M x 36

34MB

(1) 8M x 36

(1) 512K x 36

36MB

(1) 1M x 36

(1) 8M x 36

36MB

(1) 8M x 36

(1) 1M x 36

40MB

(1) 2M x 36

(1) 8M x 36

40MB

(1) 8M x 36

(1) 2M x 36

48MB

(1) 4M x 36

(1) 8M x 36

48MB

(1) 8M x 36

(1) 4M x 36

64MB

(1) 8M x 36

(1) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

U1

128KB

(4) 32K x 8

NONE

(1) 32K x 8

(1) 16K x 1

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

(1) 16K x 1

CACHE JUMPER CONFIGURATION

Size

J8A1

J8A2

128KB

pins 2 & 3 closed

pins 2 & 3 closed

256KB

pins 1 & 2 closed

pins 1 & 2 closed

CPU SPEED CONFIGURATION

Speed

J1E1

J1E2

25MHz

pins 2 & 3 closed

pins 2 & 3 closed

33MHz

pins 1 & 2 closed

pins 1 & 2 closed

50iMHz

pins 2 & 3 closed

pins 2 & 3 closed

66iMHz

pins 1 & 2 closed

pins 1 & 2 closed

100iMHz

pins 1 & 2 closed

pins 1 & 2 closed

CPU VOLTAGE CONFIGURATION

Voltage

J2A1

J2A2

J2A3

J2A4

3.3v

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

5v

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed