...because we can't all be on the bleeding edge...





IP25AB

ACER, INC.

IP25AB

Processor

80486SX/80486DX

Processor Speed

20/25/33MHz

Chip Set

ALI

Video Chip Set

None

Maximum Onboard Memory

32MB

Maximum Video Memory

None

Cache

None

BIOS

Acer

Dimensions

220mm x 170mm

I/O Options

None

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

CN1 pins 1 - 5

Turbo switch

CN1 pins 15 - 17

Speaker

CN1 pins 7 - 10

Reset switch

CN1 pins 19 & 20

Turbo LED

CN1 pins 12 & 13

External battery

J3

Note: If system has a 12-pin connector, make sure red wire is connected to pin 11.

USER CONFIGURABLE SETTINGS

Function

Label

Position

CMOS memory normal operation

JP1

Open

 

CMOS memory clear

JP1

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

5MB

(4) 1M x 9

(4) 256K 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

CPU SPEED SELECTION

Speed

JP2

JP3

JP4

20MHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 1 & 2, 3 & 4 closed

25MHz

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 3 & 4 closed

33MHz

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed