CHICONY, INC.

CH-486DLC-33/40H(L)

Processor

80486DX

Processor Speed

33/40MHz

Chip Set

OPTI

Max. Onboard DRAM

32MB

Cache

None

BIOS

AMI

Dimensions

220mm x 220mm

I/O Options

None

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

JP1

Reset switch

JP21

Power LED & keylock

JP19

Turbo switch

JP22

Turbo LED

JP20

Speaker

JP23

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Battery type select internal

JP1

pins 2 & 3 closed

 

Battery type select external

JP1

Closed

»

CMOS memory normal operation

JP3

pins 2 & 3 closed

 

CMOS memory clear

JP3

pins 2 & 3 closed

»

Factory configured - do not alter

JP9

Open

»

Monitor type select color

JP12

Closed

 

Monitor type select monochrome

JP12

Open

»

Factory configured - do not alter

JP16

Open

»

Factory configured - do not alter

JP17

Open

»

Factory configured - do not alter

JP18

Open

»

CPU speed select 33MHz

JP24

Closed

 

CPU speed select 40MHz

JP24

Open

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

5MB

(4) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 1M x 9

(4) 4M x 9

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) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP2

JP4

JP5

JP6

JP7

JP8

JP10

JP11

32KB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

Open

2 & 3

64KB

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

Open

1 & 2

128KB

2 & 3

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2

1 & 2

2 & 3

256KB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU CLOCK SOURCE CONFIGURATION

Type

JP25

JP26

JP27

AV9107

Open

Open

Open

OSC

Closed

Closed

Closed