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333AC/340AC/333ACB/340ACB Motherboard Settings and Configuration






CHAINTECH COMPUTER COMPANY, LTD.

333AC/340AC/333ACB/340ACB

Processor

80386DX/CX486DLC

Processor Speed

33/40MHz

Chip Set

ALI

Max. Onboard DRAM

32MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

240mm x 220mm

I/O Options

None

NPU Options

80387DX/CX487DLC/3167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J4

Turbo switch

J7 (pins 1&2)

Reset switch

J5

Turbo LED

J7 (pins 4&5)

Speaker

J6

Power LED & keylock

J8

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

CACHE CONFIGURATION

Size

Bank 0

Bank 1

Tag

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

JP5 (pins 1 & 2)

JP5 (pins 3 & 4)

JP5 (pins 5 & 6)

JP6

64KB

Open

Open

Open

pins 1 & 2 closed

128KB

Closed

Closed

Open

pins 2 & 3 closed

256KB

Closed

Closed

Closed

pins 1 & 2 closed

CPU TYPE CONFIGURATION

Type

JP9

JP10

JP11

80386DX

Open

Open

Open

CX486DLC

Closed

Closed

Closed








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