IBM 2142, 2140 manual Product Description, Vesa

Product Description

This manual contains service informationServiceforLeveltheA SL(-A) model of the IBM Aptiva Personal Computer, worldwide.

The Machine Type 2140 and Machine Type 2142 are minitower systems

containing

slots

for

six

adapter

cards

and

bays

for

six

input/output

devices

(drives)

The

Machine

Type 2142

comes

with

the

Media Console which

contains

the diskette drive, CD/DVD-ROM drive, Zip drive (model dependent),

keyboard

and

mouse

ports, and

operator

controls.

For FRU parts information, see the Appendix B, “Model/Monitor

Configurations

and

FRU

Part

Numbers”

on

page B-1.

VESA

Local

Bus Note:

The

VESA

local bus connector generally conforms

to

the

Video

Electronics

Standards

Association

(VESA)

VL-Bus

Specification

2.0(32 bit). Local bus adapter cards vary in degree of adherence to this standard. Therefore, IBM cannot guarantee that all available local bus

option cards will perform according to manufacturer’s claims.

The Type 2140 and 2142 will support Internal or External video, but not both simultaneously.

Security: Power-on password. See “Power-On Password, CMOS Reset” on page 1-14.

System Boards:

Two

system

boards

are

available: Type A-1 and

Type

A-2. See “System Board Layout—Type A-1” on

page 5-2

and

“System

Board Layout—Type A-2” on page 5-5 for system board jumper and

connector

locations.

The Type A-1

system board

supports

the

Pentium

processor

with MMX

and has the following features:

Pentium MMX socket 7-ZIF connector. You must remove the old

processor

to

install

an

upgrade processor.

32

KB

internal

cache

memory,

with

512

KB external

cache

soldered

onto the system board. Cache is not upgradeable.

Trident, on

board, 9750 DVD 64-bit

GUI video and 3-D Accelerator with

2

MB

SGRAM

video memory, upgradeable to 4 MB with a 2

MB

SODIMM

SGRAM

upgrade

module.

Three, 168-pin Gold DIMM memory module sockets support these memory modules:

1-6