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I3U4913

UNIDENTIFIED

I3U4913

Processor

80386DX/CX486DLC

Processor Speed

33/40MHz

Chip Set

UMC

Max. Onboard DRAM

32MB

Cache

32/128KB

BIOS

AMI

Dimensions

220mm x 170mm

I/O Options

None

NPU Options

80387DX

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

J1

Turbo LED

J5

Reset switch

J3

External battery

J6

Turbo switch

J4

Speaker

J10

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

PQFP CPU enabled

JP5

Open

 

PQFP CPU disabled

JP5

Closed

NPU disabled

JP6

pins 1 & 2 closed

 

NPU enabled

JP6

pins 2 & 3 closed

Monitor type select monochrome

JP9

Open

 

Monitor type select color

JP9

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) 1M x 9

(4) 256K x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

17MB

(4) 4M x 9

(4) 256K x 9

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

TAG

32KB

(4) 8K x 8

(1) 8K x 8

128KB

(4) 32K x 8

(1) 8K x 8

CACHE JUMPER CONFIGURATION

Size

JP3

JP4

32KB

Open

Open

128KB

Closed

Closed

CPU SPEED CONFIGURATION

Speed

JP1

JP2

33MHz

pins 1 & 2 closed

pins 2 & 3 closed

40MHz

pins 1 & 2 closed

pins 1 & 2 closed