CACHING TECH CORPORATION

BC3486F

Processor

80386DX/80486SX/80487SX/80486DX/80486DX2

Processor Speed

16/20/25/33/40/50(internal)/66(internal)MHz

Chip Set

FOREX

Max. Onboard DRAM

32MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

PS/2 mouse port

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port

CN1

Turbo switch

JP15

External battery

JP2

Turbo LED

JP16

Reset switch

JP8

Speaker

JP17

Power LED & keylock

JP14

External keyboard connector

JP20

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Monitor type select color

JP6

Closed

 

Monitor type select monochrome

JP6

Open

»

On-board battery normal operation

JP23

pins 1 & 2 closed

 

On-board battery discharge

JP23

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

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

TAG0

TAG1

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

NONE

128KB

(4) 32K x 8

NONE

(1) 8K x 8

NONE

256KB

(4) 32K x 8

(4) 32K x 8

(1) 8K x 8

(1) 8K x 8

CACHE JUMPER CONFIGURATION

Size

JP8A

JP8B

JP8C

JP8D

JP8E

JP8F

64KB

2 & 3

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2

128KB

1 & 2

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

256KB

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

W1/A

W1/B

W1/C

W1/D

W1/E

W1/F

W1/G

80386DX

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

80486SX

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

80487SX

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

80486DX

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

80486DX2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)

Type

W2/A

W2/B

W2/C

W2/D

W2/E

W2/F

W2/G

W2/H

80386DX

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

80486SX

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

80487SX

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

80486DX

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

80486DX2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)

Type

JP12

JP13

JP30

80386DX

N/A

N/A

N/A

80486SX

pins 2 & 3 closed

pins 2 & 3 closed

Open

80487SX

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

80486DX

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

80486DX2

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed