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IB-4033

MITAC INTERNATIONAL CORPORATION

IB-4033

Processor

80486DX

Processor Speed

33MHz

Chip Set

OPTI

Max. Onboard DRAM

32MB

Cache

64/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J18

Turbo switch

JP12

Power LED & keylock

J21

Turbo LED

JP13

Speaker

J22

Reset switch

JP14

Note:The location of JP14 is unidentified.

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select color

JP2

Closed

Monitor type select monochrome

JP2

Open

ATCLK (I/O Bus) speed select CPU speed /4

JP3

Open

ATCLK (I/O Bus) speed select CPU speed /6

JP3

Closed

CPU speed select iOSC

JP15

pins 1 & 2 closed

CPU speed select iOSC/2

JP15

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) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

TAG

64KB

(8) 8K x 8

(2) 4K x 4

256KB

(8) 32K x 8

(2) 16K x 4

Note:The TAG chip sizes are unidentified.

CACHE JUMPER CONFIGURATION

Size

JP4

JP5

JP10

64KB

Open

Open

Open

256KB

Closed

Closed

Closed