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Lenovo B50-45 User Manual

Lenovo B50-45
118 pages
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Lenovo
B50-30/B50-30 Touch/
B50-45/B50-70/B50-80
Hardware
Maintenance
Manual

Table of Contents

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Lenovo B50-45 Specifications

General IconGeneral
ProcessorAMD A6-6310
GraphicsAMD Radeon R4
Display15.6-inch, HD (1366 x 768)
Operating SystemWindows 8.1
Battery4-cell, 32 Wh
Weight2.32 kg
Optical DriveDVD-RW
ConnectivityWi-Fi 802.11 b/g/n, Bluetooth 4.0
Ports1 x USB 3.0, 2 x USB 2.0, HDMI, VGA, RJ-45, Audio Combo Jack
Dimensions380 x 262 x 25 mm

Summary

Safety Information

General Safety

Guidelines for safe handling and operation of equipment.

Electrical Safety

Precautions for working with electrical components and preventing shocks.

Safety Inspection Guide

Checklist for identifying potential unsafe conditions before service.

Handling ESD-Sensitive Devices

Procedures to protect components from electrostatic discharge damage.

Grounding Requirements

Essential grounding procedures for operator safety and system function.

Safety Notices: Multilingual Translations

Safety warnings presented in multiple languages for international users.

Laser Compliance Statement

Information regarding laser safety standards for optical drives.

Important Service Information

Strategy for Replacing FRUs

Guidelines for efficient and correct replacement of Field Replaceable Units.

Strategy for Replacing a Hard Disk Drive

Recommended steps before replacing a hard disk drive to prevent data loss.

Important Notice for Replacing a System Board

Precautions for handling sensitive system boards to avoid damage.

Important Information about Replacing RoHS Compliant FRUs

Guidance on replacing parts to comply with RoHS directives.

General Checkout Procedures

What to Do First

Initial steps and information required before troubleshooting.

Power System Checkout

Diagnostic steps to identify and resolve power-related issues.

Related Service Information

Restoring Factory Contents

Procedures for recovering system settings and data using recovery media.

Passwords

Information on power-on, hard-disk, and supervisor password security.

Power Management

Features and modes for reducing power consumption and managing system states.

Product-Specific Information

Specifications

Technical details and features of the Lenovo B50 series computers.

Status Indicators

Explanation of system status indicators and their meanings.

Fn Key Combinations

Functions assigned to Fn key combinations for quick system adjustments.

Hotkeys

Description of special keys for instant system control and settings changes.

FRU Replacement Notices

Important advisories and best practices for replacing FRUs.

Removing and Replacing FRUs

Step-by-step instructions for removing and installing Field Replaceable Units.

Component Locations

Right-side View

Identification of ports and features on the right side of the laptop.

Front View

Identification of components visible from the front of the laptop.

Bottom and Left-side View

Identification of ports and features on the bottom and left sides.

Parts List

Overall Parts

Comprehensive list of parts for the entire laptop assembly.

LCD FRUs

Specific parts list for LCD components and their compatibility.

Keyboard Parts

List of available keyboard options by language.

Miscellaneous Parts

List of various smaller components and brackets.

AC Adapters

List of compatible AC adapters for the laptop models.

Screws

Information on screw types and their usage in assembly.

Power Cords

List of power cords specific to different regions and countries.

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