ILON USA, INC.

486 CACHE PLUS

Processor

80486SX/80486DX

Processor Speed

20/25/33MHz

Chip Set

SIS

Max. Onboard DRAM

32MB

Cache

32/64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80487SX

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

J1

Power LED & keylock

J4

Turbo switch

J2

Speaker

J5

Reset switch

J3

External battery

J12

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select color

J11

Closed

 

Monitor type select monochrome

J11

Open

»

CMOS memory normal operation

J13

pins 1 & 2 closed

 

CMOS memory clear

J13

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

32KB

(4) 8K x 8

NONE

(1) 8K x 8

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

128KB

(4) 32K x 8

NONE

(1) 32K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

J6

J7

J8

J9

J10

32KB

Open

Open

Closed

Closed

2 & 3

64KB

2 & 3

Open

Closed

Open

2 & 3

128KB

2 & 3

2 & 3

Open

Open

2 & 3

256KB

2 & 3

2 & 3

Open

Open

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Size

J14

80486SX

pins 4 & 6 closed

80486DX

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