Fujitsu Lifebook E751

Other manuals for Fujitsu Lifebook E751

Mounting Instructions53 pages

Operating Manual104 pages

Datasheet2 pages

Questions and Answers:

P
pruizSep 17, 2025
What to do if Fujitsu Lifebook E751 Laptop won't load operating system?
- E
  edwardsdouglasSep 17, 2025
  If the system powers up and displays power on information, but fails to load the operating system on your Fujitsu Laptop: * You might have a secured system requiring a password to load your OS. Ensure you have the correct password. Enter the setup utility and verify the Security settings and modify them as needed. * The internal hard drive might not have been detected. Use the BIOS setup utility or Primary Master submenu, located within the Main menu, to try to auto detect the internal hard drive.
J
jessicabrightAug 25, 2025
What to do if the external monitor remains blank with my Fujitsu Lifebook E751 Laptop?
- B
  Brandy BallardAug 26, 2025
  If the external monitor remains blank, first, switch the external monitor on. If power saving is activated, press any key to continue. Adjust the brightness of the monitor if it is set too low. If the screen output is set to the notebook’s LCD screen, press the key combination to switch the screen output. Finally, switch off the external monitor and the notebook and check whether the power cable is plugged properly into the external monitor and into the power socket, and whether the data cable is properly connected to the notebook and the external monitor. Then, switch on the external monitor and the notebook.
D
Donald FosterAug 26, 2025
What to do if Fujitsu Laptop LCD screen remains blank?
- M
  mcdowellbethAug 26, 2025
  If the notebook’s LCD screen remains blank, press a key or touch the touchpad. If an external monitor or television set is connected, press the key combination to switch the screen output.
T
tylercaldwellAug 27, 2025
Why does my Fujitsu Lifebook E751 Laptop keyboard type numerals instead of characters?
- B
  Brandon LeblancAug 27, 2025
  If certain characters are entered on the keyboard and only numerals are written, the virtual numeric keypad of your device is activated. Press the Num key to deactivate it.
R
Robert RiosSep 18, 2025
What to do if Fujitsu Lifebook E751 Laptop doesn't turn on in Port Replicator?
- L
  Lisa MendezSep 18, 2025
  If your Fujitsu Laptop doesn't turn on when installed in the optional Port Replicator: * The Port Replicator AC adapter might not be plugged in. Provide power to the Port Replicator. * The notebook might not be properly seated in the port replicator. Remove and re-dock your LIFEBOOK notebook.
M
Matthew LawrenceSep 23, 2025
Why won't the display close on my Fujitsu Lifebook E751?
- J
  Joseph ThomasSep 23, 2025
  If the display does not close on your Fujitsu Laptop: * A foreign object might be stuck between the display and keyboard. Remove all foreign objects from the keyboard.
L
Lisa StoutSep 8, 2025
How to fix 'System CMOS checksum bad' error on Fujitsu Lifebook E751?
- R
  Rachel NguyenSep 9, 2025
  If the error message 'System CMOS checksum bad - default configuration used' appears, switch the notebook off, then switch it on again. Press the function key F2 to access the BIOS Setup. In the BIOS Setup, select the Exit menu. Select the entry Load Setup Defaults. Select OK and press the Enter key.
A
Alan CarpenterSep 9, 2025
What does 'Extended memory failed at offset' mean on Fujitsu Lifebook E751 Laptop?
- L
  Luis KelleySep 9, 2025
  If the error message 'Extended memory failed at offset: xxxx Failing Bits: zzzz zzzz' appears, check whether the additional memory module has been inserted correctly.
M
Michelle SchneiderSep 3, 2025
Why is my Fujitsu Lifebook E751 Laptop display dark on battery power?
- C
  Christopher KaneSep 3, 2025
  If the display is dark when your Fujitsu Laptop is on battery power: * The Power Management utility default might be set on low brightness to conserve power. Press [Fn] + [F7] to increase brightness or double-click on the battery gauge and adjust Power Control under battery settings.
K
Kristine SchmidtSep 1, 2025
Why is my external keyboard or mouse not working on Fujitsu Lifebook E751 Laptop?
- J
  Jessica BrockSep 1, 2025
  If an external keyboard or mouse you've connected to your Fujitsu Laptop isn't working: * The external device might not be properly installed. Re-install your device. * Your operating system software might not be set up with the correct software driver for that device. Check your device and operating system documentation and activate the proper driver.

Fujitsu Lifebook E751 Specifications

General

Brand	Fujitsu
Model	Lifebook E751
Category	Laptop
Language	English

Summary

Preface

About This Guide

Provides an overview of the manual's content and purpose.

Conventions Used in the Guide

Explains formatting and symbols used throughout the manual for clarity.

Chapter 1: Getting to Know Your LIFEBOOK

Overview of LIFEBOOK E751

Introduces the LIFEBOOK E751 notebook and its capabilities.

Locating Controls and Connectors

Identifies and describes all external ports and controls on the notebook.

Top Components

Details the components located on the top surface of the notebook.

Left-Side Panel Components

Details the components located on the left side of the notebook.

Right-Side Panel Components

Details the components located on the right side of the notebook.

Back Panel Components

Details the components located on the back panel of the notebook.

Bottom Components

Details the components located on the bottom panel of the notebook.

Status Indicator Panel

Power Indicator

Explains the function and states of the power indicator LED.

Battery Charge Indicator

Describes the battery charging status indicators and their meanings.

Battery Level Indicators

Explains the indicators for primary and secondary battery charge levels.

Security Indicator

Details the function of the security indicator, especially related to password entry.

Keyboard Usage

Using the Keyboard

Explains the layout and basic usage of the notebook's keyboard.

Touchpad Pointing Device

Clicking Operation

Explains how to perform clicking operations on the touchpad.

Double-Clicking Operation

Explains how to perform double-clicking operations on the touchpad.

Dragging Operation

Explains how to perform drag operations using the touchpad.

Scrolling Operation

Explains how to use the scrolling function of the touchpad.

Volume Control

Controlling the Volume

Details various methods to adjust the notebook's volume levels.

Flexible Bay Devices

Removing and Installing Modular Devices

Provides instructions for swapping modular devices in the flexible bay.

LIFEBOOK Security;Application Panel

Setting Up Security Panel

Guides users on configuring the security and application panel.

Managing Passwords

Explains how to set and manage user and supervisor passwords for security.

Chapter 2: Getting Started with Your LIFEBOOK

Power Sources

Describes the available power sources for the notebook.

Connecting Power Adapters

Instructions on connecting AC and auto/airline adapters for power.

Display Panel

Opening the Display Panel

Instructions on how to properly open the notebook's display.

Adjusting Display Panel Brightness

Explains methods to adjust the screen brightness for better viewing.

Closing the Display Panel

Instructions on how to properly close the notebook's display.

Starting Your LIFEBOOK Notebook

Power On Procedure

Details the procedure for turning on the notebook and initial power-on checks.

Boot Sequence Explained

Explains the process the notebook follows when starting up.

Starting Windows for the First Time

Guides through the initial setup and configuration of the Windows operating system.

Power Management

Sleep Mode Operation

Explains how to use Sleep mode to conserve power and resume activity.

Hibernate Feature

Details the Hibernate feature for saving system state and power.

Restarting the System

Provides instructions on how to restart the notebook's operating system.

Powering Off Safely

Explains the correct procedure for shutting down the notebook to prevent errors.

Chapter 3: User-Installable Features

Lithium Ion Battery

Information about the notebook's battery, its care, and charging.

Recharging the Batteries

Instructions on how to recharge the notebook's Lithium ion battery.

Replacing the Battery

Step-by-step guide for cold-swapping and hot-swapping the battery.

Optical Drive

Loading Media into Drive

Instructions for inserting discs into the optical drive.

Removing Media from Drive

Instructions for removing discs from the optical drive.

Memory Stick;Secure Digital Cards

Installing Memory Stick;SD Cards

Guide for inserting memory cards into the dedicated slot.

Removing Memory Stick;SD Card

Guide for removing memory cards from the dedicated slot.

ExpressCards

Installing ExpressCards

Instructions for installing ExpressCards into the slot.

Removing ExpressCards

Instructions for removing ExpressCards from the slot.

Device Ports

Modem (RJ-11) Telephone Jack

Details the connection and activation of the internal modem.

Internal LAN (RJ-45) Jack

Explains how to connect to a wired network using the LAN port.

Serial Port Usage

Describes how to connect serial devices to the notebook.

Universal Serial Bus Ports

Details the function and usage of USB ports on the notebook.

DisplayPort Connection

Information on connecting external displays via DisplayPort.

Headphone Jack Usage

Explains how to connect headphones or external speakers.

Microphone Jack Usage

Explains how to connect an external microphone.

External Video Port

Instructions for connecting external monitors or projectors.

Port Replicator

Port Replicator Components

Lists and describes the various components of the port replicator.

Chapter 4: Troubleshooting Your LIFEBOOK

General Troubleshooting Steps

Introduces basic troubleshooting steps and common issues.

Identifying the Problem Procedure

Provides a procedure to follow when encountering a problem with the notebook.

Troubleshooting Table Reference

A reference guide for diagnosing and resolving specific hardware and software issues.

Power On Self Test Messages

Explains various error and status messages displayed during the system's initial self-test.

Restoring Your System Image and Software

Saving Your Factory Image

Emphasizes the importance of creating backup copies of the system's factory image.

Creating Backup Images

Step-by-step instructions for backing up system images to discs.

Recovering Your Factory Image

Guides users on restoring the notebook to its original factory state.

Backing Up a System Image

Instructions for creating user-configured system backups for recovery points.

Chapter 5: Care and Maintenance

Caring for Your Notebook

Provides general tips for maintaining the notebook's longevity and reliability.

Cleaning Your Notebook

Instructions for cleaning the notebook's exterior, keyboard, and display.

Cleaning the Dust Filter Cover

Steps for cleaning the dust filter to ensure proper system cooling.

Storing Your Notebook

Guidelines for safely storing the notebook for extended periods.

Traveling with Your Notebook

Recommendations for safely transporting the notebook while traveling.

Batteries

Caring for Your Batteries

Guidelines for proper handling and care of the notebook's batteries.

Increasing Battery Life

Tips and settings to maximize the battery's operational time.

Media Care

Caring for Media Discs

Proper handling and storage instructions for optical media discs.

Caring for Your Optical Drive

Instructions for the care and maintenance of the notebook's optical drive.

Chapter 6: System Specifications

General Specifications

Overview of the notebook's hardware and environmental specifications.

Configuration Label Explained

Explains how to read the configuration label on the notebook's bottom.

Microprocessor Specifications

Details the notebook's microprocessor specifications.

Memory Specifications

Information on system memory and cache specifications.

Video Specifications

Specifications for the built-in display and video capabilities.

Audio Specifications

Details the notebook's audio hardware specifications.

Device Ports List

Lists and describes all available ports on the notebook and port replicator.

Keyboard Specifications

Details the specifications of the notebook's built-in keyboard.

Power System Specifications

Specifications related to the notebook's power system, including batteries.

Pre-Installed Software List

Lists the software pre-installed on the notebook.

Glossary of Terms

AC Adapter Definition

Definition of the AC adapter and its function.

BIOS Definition

Definition of Basic Input-Output System and its role.

Hard Drive Definition

Definition of a hard drive and its function.

Memory Definition

Definition of computer memory and its purpose.

Operating System Definition

Definition of an operating system and its function.

POST Definition

Definition of Power On Self Test and its diagnostic role.

RAM Definition

Definition of Random Access Memory.

SDRAM Definition

Definition of Synchronous Dynamic Random Access Memory.

USB Definition

Definition of Universal Serial Bus and its connectivity function.

WLAN Definition

Definition of Wireless Local Area Network and its purpose.

Regulatory Information

FCC Regulatory Information

Information regarding compliance with Federal Communications Commission rules.

FCC Interference Statement

Details on complying with FCC rules to prevent harmful interference.

Appendix A: WLAN User’s Guide

Before Using Optional Wireless LAN

Prerequisites and initial setup for using the wireless LAN device.

WLAN Device Characteristics

Describes the features and capabilities of the WLAN device.

Wireless LAN Modes

Explains the different operating modes for the wireless LAN.

Deactivating;Disconnecting WLAN Device

Steps to turn off or disconnect the wireless LAN functionality.

Configuring the Wireless LAN

Guides on setting up wireless network connectivity using Windows software.

Troubleshooting the WLAN

Solutions for common problems encountered with the wireless LAN.

WLAN Specifications

Technical specifications for the wireless LAN device.

Using the Bluetooth Device

What is Bluetooth Technology

Provides a basic explanation of Bluetooth technology.

Finding Bluetooth Information

Directs users to resources for more detailed Bluetooth information.

Appendix B: Fingerprint Sensor Device

Introducing the Fingerprint Sensor Device

Introduces the fingerprint sensor and its function as a scroll button.

Getting Started with OmniPass

Guides through the initial setup and installation of the OmniPass application.

Installing OmniPass Software

Step-by-step instructions for installing the OmniPass software.

User Enrollment Process

Details the process of enrolling a user and setting up credentials.

Enrolling a Fingerprint

Instructions for capturing and registering fingerprints with the sensor.

Using OmniPass Features

Explains how to use OmniPass for password management and authentication.

Password Management in OmniPass

Guides on managing stored passwords and credentials within OmniPass.

OmniPass User Identities

Instructions on creating and managing user identities for different accounts.

OmniPass Control Center

Overview of the OmniPass Control Center for managing profiles and settings.

User Management in OmniPass

Explains how to add, remove, and manage users within OmniPass.

Customizing User Settings

Details on customizing OmniPass preferences like audio and taskbar tips.

OmniPass Troubleshooting

Provides solutions for common issues encountered with OmniPass user management.

Appendix C: Using Intel Wireless Display

Wireless Display Technology

Introduces Intel Wireless Display (WiDi) technology and its uses.

Starting the WiDi Application

Steps to launch and use the WiDi application for PC-to-TV streaming.

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Fujitsu Lifebook E751 - User Manual

Table of Contents

Other manuals for Fujitsu Lifebook E751

Questions and Answers:

Fujitsu Lifebook E751 Specifications

Summary

Preface

About This Guide

Conventions Used in the Guide

Chapter 1: Getting to Know Your LIFEBOOK

Overview of LIFEBOOK E751

Locating Controls and Connectors

Top Components

Left-Side Panel Components

Right-Side Panel Components

Back Panel Components

Bottom Components

Status Indicator Panel

Power Indicator

Battery Charge Indicator

Battery Level Indicators

Security Indicator

Keyboard Usage

Using the Keyboard

Touchpad Pointing Device

Clicking Operation

Double-Clicking Operation

Dragging Operation

Scrolling Operation

Volume Control

Controlling the Volume

Flexible Bay Devices

Removing and Installing Modular Devices

LIFEBOOK Security;Application Panel

Setting Up Security Panel

Managing Passwords

Chapter 2: Getting Started with Your LIFEBOOK

Power Sources

Connecting Power Adapters

Display Panel

Opening the Display Panel

Adjusting Display Panel Brightness

Closing the Display Panel

Starting Your LIFEBOOK Notebook

Power On Procedure

Boot Sequence Explained

Starting Windows for the First Time

Power Management

Sleep Mode Operation

Hibernate Feature

Restarting the System

Powering Off Safely

Chapter 3: User-Installable Features

Lithium Ion Battery

Recharging the Batteries

Replacing the Battery

Optical Drive

Loading Media into Drive

Removing Media from Drive

Memory Stick;Secure Digital Cards

Installing Memory Stick;SD Cards

Removing Memory Stick;SD Card

ExpressCards

Installing ExpressCards

Removing ExpressCards

Device Ports

Modem (RJ-11) Telephone Jack

Internal LAN (RJ-45) Jack

Serial Port Usage

Universal Serial Bus Ports

DisplayPort Connection

Headphone Jack Usage

Microphone Jack Usage

External Video Port

Port Replicator

Port Replicator Components

Chapter 4: Troubleshooting Your LIFEBOOK

General Troubleshooting Steps

Identifying the Problem Procedure

Troubleshooting Table Reference