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LG LG-H840 User Manual

LG LG-H840
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USER GUIDE
LG-H840

Table of Contents

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LG LG-H840 Specifications

General IconGeneral
ModelLG-H840
Also known asLG G5 SE
Display Size5.3 inches
Display Resolution1440 x 2560 pixels
Pixel Density554 ppi
GPUAdreno 510
RAM3 GB
Internal Storage32 GB
SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
NetworkGSM / HSPA / LTE
Display typeIPS LCD
3.5mm jackYes
NFCYes
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, color spectrum
Operating SystemAndroid 6.0.1 (Marshmallow)
CPUQualcomm Snapdragon 652
External StoragemicroSD, up to 256 GB
Main Camera16 MP, f/1.8
Secondary Camera8 MP, f/2.0
Battery2800 mAh
Dimensions149.4 x 73.9 x 7.3 mm
ChargingFast charging 18W
USBUSB Type-C 2.0
Bluetooth4.2, A2DP, LE
ColorsTitan, Gold, Pink

Summary

Guidelines for Safe and Efficient Use

Safety Guidelines

Important warnings and recommendations for safe device operation.

Safety Information

RF Exposure Information

Body Effects and Precautions

Explains compliance with RF exposure requirements and separation distances.

Battery and Charger Safety

Battery Precautions

Essential safety measures to prevent hazards related to the battery.

Battery Disposal

Guidelines for proper disposal of used batteries for recycling.

Adapter Precautions (Charger)

Safety warnings and usage guidelines for the device charger.

Battery Handling Cautions

Audio Safety and Compliance

Ear Damage Prevention

Recommendations to prevent hearing damage from excessive sound exposure.

Safety and RF Exposure Information

TIA Safety Information

Security information on wireless phones from TIA.

Radio Frequency Signal Exposure

Information on radio frequency signals emitted by the phone.

Driving and Electronic Devices

Safe Driving Practices

Guidelines and precautions for using the phone while driving.

Medical Device Precautions

Pacemaker Interference

Recommendations for users with pacemakers to avoid interference.

Hearing Aid Compatibility

Information about potential interference with hearing aids.

Other Medical Devices

Advice for users of other personal medical devices.

Health Care Facility Use

Precautions for using the phone in health care facilities.

Environmental and Location Safety

Vehicle Safety Precautions

Safety advice regarding phone placement near vehicle airbags.

Facility and Area Restrictions

Precautions for using the phone in specific locations like airplanes or blasting areas.

Explosive Atmosphere Safety

Safety measures for areas with a potentially explosive atmosphere.

General Safety and Security

Airbag Safety Warning

Safety advice regarding phone placement near vehicle airbags.

Charger, Adapter, Battery Security

Security and usage guidelines for chargers, adapters, and batteries.

Hazard Warnings

Explosion, Shock, Fire Dangers

Warnings about potential hazards like explosion, shock, and fire.

General Device Notices

Various notices and cautions regarding device usage and potential issues.

Device Operation Precautions

Ambient Temperature Guidelines

Guidelines on operating the phone within safe temperature ranges.

Gesture Shot Camera Feature

Taking Photos with Hand Gestures

How to take photos using hand gestures with the front camera.

Key Device Controls

Power/Lock Key Functions

Explanation of the Power/Lock key functions and usage.

Volume Key Operations

Details on how to use the volume keys for different functions.

Device Protection Warning

Warning about potential damage from placing objects on the device.

Device Power and Setup

Turning Device On and Off

Step-by-step guide to powering the device on and off.

SIM Card and Battery Installation

Instructions for inserting the SIM card and battery into the device.

Battery Charging

Battery Life Optimization

Extending Device Battery Life

Tips and settings to improve and maximize battery performance.

Google Account Management

Creating a Google Account

Step-by-step process to create a new Google account.

Signing into Google Account

Instructions for logging into an existing Google account.

Device Locking and Unlocking

KnockON Screen Activation

How to use the KnockON feature to turn the screen on/off.

Knock Code Security Setup

Setting up and using a Knock Code for device security.

PC Data Transfer via USB

App Management

Installing and Uninstalling Apps

How to install and remove applications from the device.

Device Calling Features

Camera Basics

LG Backup Utility

Backing Up and Restoring Data

Information on the importance and process of backing up device data.

Performing a Device Data Backup

Steps to perform a backup of the device's data.

Google Applications Overview

Settings Menu Navigation

Wi-Fi Network Connection

How to connect to and use Wi-Fi networks for internet access.

Wireless Connectivity

Call Settings and Features

Network Sharing and Connections

Wi-Fi Hotspot Setup

How to create a Wi-Fi hotspot to share the internet connection.

Network and Sound Settings

Display and Lock Screen Settings

Lock Screen Security Options

Settings for securing the device's lock screen.

Location and Account Syncing

Accounts and Synchronization

How to add, manage, and sync accounts with the device.

Accessibility Settings

Shortcut Keys and Security

Device Security Settings

Settings for securing the device and its data.

SD Card, Battery, and App Settings

Battery and Power Saving

Monitoring battery status and adjusting power saving settings.

Backup, Reset, and About Phone

Backup and Reset Options

Managing settings and data backup and reset options.

Device Software Updates

Updating Software from the Internet

How to update device software via the internet.

Over-the-Air (OTA) Software Updates

How to update device software wirelessly using OTA.

Frequently Asked Questions (FAQ)

Anti-Theft Guide

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