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IH 4125

MITAC INTERNATIONAL CORPORATION

IH 4125

Processor

80486SX/80486DX

Processor Speed

16/20/25/33MHz

Chip Set

ETEQ

Max. Onboard DRAM

32MB

Cache

None

BIOS

AMI

Dimensions

240mm x 220mm

I/O Options

None

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Reset switch

J1

Power LED & keylock

J4

Turbo LED

J2

Speaker

J5

Turbo switch

J3

External battery

JP1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Battery type select internal

JP2

Closed

 

Battery type select external

JP2

Open

Monitor type select color

JP4

Closed

 

Monitor type select monochrome

JP4

Open

Clock phase select dual

JP7

Closed

 

Clock phase select single

JP7

pins 1 & 2 closed

Clock source select OSC1

JP8

Closed

 

Clock source select OSC2

JP8

pins 1 & 2 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

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

CPU TYPE CONFIGURATION

Type

JP11

JP12

JP13

80486SX

Open

Open

pins 1 & 2 closed

80486DX

Closed

Closed

pins 2 & 3 closed