Introduction
Overview 1 - 1
1.Introduction
Chapter 1: Introduction
Overview
This manual covers the information you need to service or upgrade the W255BU/W258BUQ-C/W258BUQ/W252BUM/
W255BU/W251BUQ/W251BUQC/W258BWQ/W258BWQ-C/W251BWQ-C/W251BWQ/W255BW series notebook
computer. Information about operating the computer (e.g. getting started, and the Setup utility) is in the User’s Manual.
Information about drivers (e.g. VGA & audio) is also found in User’s Manual. That manual is shipped with the computer.
Operating systems (e.g. Windows 7 etc.) have their own manuals as do application software (e.g. word processing and
database programs). If you have questions about those programs, you should consult those manuals.
The W255BU/W258BUQ-C/W258BUQ/W252BUM/W255BU/W251BUQ/W251BUQC/W258BWQ/W258BWQ-C/
W251BWQ-C/W251BWQ/W255BW series notebook is designed to be upgradeable. See Disassembly on page 2 - 1 for
a detailed description of the upgrade procedures for each specific component. Please note the warning and safety infor-
mation indicated by the “” symbol.
The balance of this chapter reviews the computer’s technical specifications and features.
Models Differences
This notebook series includes different models that vary slightly in design style, color and general appearance. Note that though your
computer may look slightly different from that pictured throughout this documentation, all ports, jacks, indicators, specifications and
general functions are the same for all the design styles.
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