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





CH-486S-16/20/25/33H, CH-486-25/33H

CHICONY, INC.

CH-486S-16/20/25/33H, CH-486-25/33H

Processor

80486SX/80487SX/80486DX

Processor Speed

16/20/25/33MHz

Chip Set

OPTI

Max. Onboard DRAM

32MB

Cache

None

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80487SX

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

CR1

Power LED & keylock

J20

External battery

J4

Turbo switch

JP6

Speaker

J15

Reset switch

SW1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select color

JP3

Closed

 

Monitor type select monochrome

JP3

Open

CMOS memory normal operation

JP5

pins 2 & 3 closed

 

CMOS memory clear

JP5

pins 1 & 2 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

5MB

(4) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

CPU TYPE CONFIGURATION

Type

JP1

JP2

JP4

80486SX

pins 2 & 3 closed

Open

Open

80487SX

pins 1 & 2 closed

Closed

pins 1 & 2 closed

80486DX

pins 1 & 2 closed

Closed

pins 2 & 3 closed