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Clevo W255BU User Manual

Clevo W255BU
93 pages
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W255BU/W258BUQ-C/W258BUQ/W252BUM/W255BU/W251BUQ/W251BUQC/W258BWQ/W258BWQ-C/W251BWQ-C/W251BWQ/W255BW

Table of Contents

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Clevo W255BU Specifications

General IconGeneral
BrandClevo
ModelW255BU
CategoryLaptop
LanguageEnglish

Summary

Preface and General Information

Notice

Legal notices and disclaimers regarding the manual's content and use.

Trademarks

List of registered trademarks mentioned in the manual.

About this Manual

Overview of the manual's structure and intended audience.

Notebook Specifications and Features

Overview and Model Variations

General description and differences between notebook models.

Key Specifications

Details on processors, memory, storage, display, and other technical specs.

External Component Locations

Identification of ports, buttons, and connectors on the exterior of the notebook.

Mainboard Component Layout

Highlights key components and connectors on the notebook's mainboard.

Disassembly and Maintenance Procedures

Overview and Guidelines

Introduction to disassembly, including general suggestions and safety warnings.

Maintenance Tools and Precautions

Essential tools and safety measures for performing repairs and upgrades.

To remove the Battery

Step-by-step instructions for safely removing the notebook battery.

To remove the Hard Disk Drive

Step-by-step instructions for removing and replacing the hard disk drive.

To remove the System Memory (RAM)

Step-by-step instructions for removing and replacing RAM modules.

To remove the Keyboard

Step-by-step instructions for removing and replacing the keyboard assembly.

Part Lists and Illustrations

Part List Location Guide

Index for locating part list illustrations across different notebook models.

Top Case Assembly Parts

Illustrations and part numbers for the top case assembly of various models.

Bottom Case Assembly Parts

Illustrations and part numbers for the bottom case assembly of various models.

Display and Drive Assembly Parts

Illustrations and part numbers for LCD, DVD, SATA-DVD, and Dummy ODD components.

Schematic Diagrams

System Block Diagram

High-level overview of the notebook's system architecture and component interactions.

ONTARIO MEM & PCIE I/F, AP

Circuit diagram for memory and PCIe interface, including APU connections.

ONTARIO POWER & DECOUPLING

Schematics detailing the power distribution and decoupling for the motherboard.

Robson S3 Power 5/6

Schematic diagrams illustrating power delivery for the Robson S3 chipset.

HUDSON POWER DECOUPLING

Schematics for power decoupling related to the HUDSON chipset.

LVDS, INVERTER

Circuit diagram for the LVDS display interface and backlight inverter.

HDMI/ CRT

Schematic diagrams for HDMI and CRT video output ports.

AUDIO CODEC ALC261C

Circuit diagram for the audio codec and related audio interfaces.

USB 3.0 VL800

Schematic diagram for the USB 3.0 controller and its connections.

KBC-ITE IT8518

Circuit diagram for the Keyboard Controller (KBC) and its interface.

5VS/3.3VS/1.8VS/1.5VS/1.1VS

Schematics for various voltage regulators and power rails.

APU CORE/ NB CORE

Circuit diagrams detailing power delivery to the APU and Northbridge.

VGA POWER

Schematics for the graphics processor (VGA) power supply.

CHARGER/ DC IN

Circuit diagram for the power adapter input and battery charging system.

BIOS Update Procedure

BIOS Version Notes

Important notes on selecting the correct BIOS version and compatibility.

Download and Prepare BIOS Update

Instructions for obtaining and preparing BIOS update files on external media.

Set Boot Order for Update

Steps to configure the system BIOS to boot from a USB or CD/DVD drive.

Perform BIOS Flash Update

Detailed steps and commands for flashing the BIOS using DOS utilities.

Post-Update BIOS Configuration

Steps after flashing, including loading defaults and restarting the computer.

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