CHICONY, INC.

CH-386S-16C/D

Processor

80386SX

Processor Speed

16MHz

Chip Set

C & T

Max. onboard DRAM

8MB

Cache

None

BIOS

AMI/Phoenix

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

JP5

Reset switch

JP13

Power LED & keylock

JP9

Turbo switch

JP14

Speaker

JP10

Turbo LED

JP15

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Battery select onboard

JP4

Closed

 

Battery select external

JP4

Open

»

CPU speed select iOSC/2

JP16

pins 2 & 3 closed

 

CPU speed select iOSC/1

JP16

pins 1 & 2 closed

»

Monitor type select color

SW1/switch 1

On

 

Monitor type select monochrome

SW1/switch 1

Off

»

DRAM memory operation select 100ms

SW1/switch 2 & 3

On

 

DRAM memory operation select 120ms

SW1/switch 2 & 3

Off

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

JP21 - JP26

512KB

(18) 41256

NONE

NONE

NONE

pins 2 & 3 closed

1MB

(18) 41256

(18) 41256

NONE

NONE

pins 2 & 3 closed

1.5MB

(18) 41256

(18) 41256

(2) 256K x 9

NONE

pins 1 & 2 closed

2MB

(18) 41256

(18) 41256

(2) 256K x 9

(2) 256K x 9

pins 1 & 2 closed

2MB

(18) 411000

NONE

NONE

NONE

pins 2 & 3 closed

2.5MB

(18) 41256

(18) 41256

(2) 256K x 9

NONE

pins 1 & 2 closed

3MB

(18) 41256

(18) 41256

(2) 256K x 9

(2) 256K x 9

pins 1 & 2 closed

4MB

(18) 411000

(18) 411000

NONE

NONE

pins 2 & 3 closed

5MB

(18) 411000

(18) 411000

(2) 256K x 9

NONE

pins 1 & 2 closed

6MB

(18) 411000

(18) 411000

(2) 256K x 9

(2) 256K x 9

pins 1 & 2 closed

6MB

(18) 411000

(18) 411000

(2) 1M x 9

NONE

pins 1 & 2 closed

8MB

(18) 411000

(18) 411000

(2) 1M x 9

(2) 1M x 9

pins 1 & 2 closed

TURBO CONFIGURATION

Mode

JP1

JP2

JP3

JP12

Phoenix & AMI BIOS 8742 turbo pin 32

Open

Closed

Open

N/A

Phoenix & AMI BIOS 8742 turbo pin 27

Closed

Open

Open

N/A

Phoenix & AMI BIOS 8742 turbo pin 23

Closed

Closed

Closed

N/A

Active high for AMI BIOS

Closed

Closed

Open

pins 1 & 2

Active low for Phoenix BIOS

Closed

Closed

Open

pins 2 & 3