LG LG-E400 - User Manual

Other manuals for LG LG-E400

Service Manual225 pages

Quick Reference Guide304 pages

Questions and Answers

C
Cheryl SmithAug 19, 2025
How to fix charging error on LG Telephone?
- M
  Melissa CollinsAug 19, 2025
  If you are experiencing a charging error with your LG Telephone, there might be several reasons. Ensure the battery is charging and the phone is at a normal temperature. Check the charger and its connection to the phone, and clean the battery contacts if needed. Try plugging the charger into a different socket. If the charger doesn't warm up, replace it. Use only original LG accessories and consider replacing the battery if the issue persists.
W
westkatherineAug 21, 2025
What to do if my LG Telephone cannot be switched on?
- A
  anthonybakerAug 21, 2025
  If your LG Telephone won't switch on, ensure you press the On/Off key for at least two seconds. Also, check if the battery is charged and the charging indicator is displayed. Clean the battery contacts if they are dirty.
T
timothy08Aug 23, 2025
Why are calls not available on my LG Telephone?
- J
  jtorresAug 23, 2025
  If calls are not available on your LG Telephone, it could be due to a dialling error, a newly inserted SIM card, or reaching a pre-paid charge limit. Check for new restrictions or that the new network is authorised. Contact your service provider or reset the limit with PIN2.
J
Joy RodriguezAug 26, 2025
Why is there no sound on my LG Telephone?
- J
  John KimAug 26, 2025
  If there is no sound on your LG Telephone, it might be because the phone is in vibration mode. Check the settings status of the sound menu to make sure you are not in vibrate or silent mode.
P
patricia42Aug 28, 2025
Why does my LG Telephone keep losing network connection?
- P
  pmillerAug 28, 2025
  If your LG Telephone loses network connection, it might be due to a weak signal or being outside the carrier network. Try moving to a window or an open area. Also, check the network operator coverage map. If your SIM card is older than 6-12 months, consider changing it at your network provider's branch. You may also need to contact your service provider.
S
Sierra HoustonAug 30, 2025
How to fix SIM error on LG Telephone?
- T
  Tina WebbAug 30, 2025
  If you're getting a SIM error on your LG Telephone, it might be because there is no SIM card in the phone or it is inserted incorrectly. Make sure that the SIM card is correctly inserted.
M
Maria BrewerSep 1, 2025
Why doesn't the screen turn on when I receive a call on my LG Telephone?
- R
  Robert BrewerSep 1, 2025
  If the screen of your LG Telephone doesn't turn on when you receive a call, it might be a proximity sensor problem. If you are using any protection tape or case, check to see if it has covered the area around the proximity sensor. Make sure that the area around the proximity sensor is clean.
R
Rita WatsonSep 3, 2025
What to do if my LG Telephone keeps hanging up or freezing?
- M
  Michael BallSep 3, 2025
  If your LG Telephone hangs up or freezes, it may be due to an intermittent software problem. Remove the battery, insert it again, and switch on the phone. You can also try to perform a software update via the website.
R
reedmeganSep 5, 2025
What to do if my LG Telephone is locked and does not function?
- L
  Lisa RobertsSep 5, 2025
  If your LG Telephone is locked and does not function, it may be due to a temporary software error. Here's what you can do: 1. Turn the phone off. 2. Remove the back cover. 3. Remove the battery and reinstall it. 4. Close the back cover. 5. Turn the phone on again.
L
lkennedySep 7, 2025
What to do if security codes do not match on LG Telephone?
- J
  Johnny ChandlerSep 7, 2025
  If the codes do not match on your LG Telephone, contact your service provider.

Summary

Guidelines for Safe and Efficient Use

Exposure to Radio Frequency Energy

Information on radio wave exposure and Specific Absorption Rate (SAR) for the mobile phone model.

Battery Information and Care

Important Notice

Phone Memory

Managing phone memory by checking and deleting data like applications or messages to free up space.

Optimising Battery Life

Using Unlock Pattern

Instructions on setting and using a screen unlock pattern to secure the phone and personal data.

Getting to Know Your Phone

Installing the SIM Card and Battery

Step-by-step guide on how to insert the SIM card and battery into the phone.

Charging Your Phone

Instructions on how to charge the phone using the provided charger and electrical outlet.

Installing the Memory Card

Guide on inserting a memory card into the phone, noting compatibility and initial setup.

Formatting the Memory Card

Your Home Screen

Lock Your Phone

Onscreen Keyboard

Google Account Setup

To Set Up Your Google Account

Steps to sign into or create a Google account for device activation and services.

Wi-Fi

Turning on Wi-Fi

Instructions for enabling Wi-Fi and scanning for available networks.

Connecting to Wi-Fi

Steps to select a Wi-Fi network and connect, including password entry if required.

Sharing Your Phone’s Data Connection

Methods to share the phone's mobile data connection via USB tethering or as a portable Wi-Fi hotspot.

USB Tethering and Data Sharing

Calls

Making a Call

Instructions for initiating a phone call using the keypad or contacts.

Calling Your Contacts

Answering and Rejecting a Call

Contacts

Adding a New Contact

Guide for adding new contacts, including number, picture, and category details.

Moving Contacts from Your Old Device to Your New Device

Messaging

Sending a Message

Steps for composing and sending SMS and MMS messages.

Email

Opening Email and the Accounts Screen

Accessing email accounts and the combined inbox for various email services.

Composing and Sending Email

Detailed steps for writing, addressing, attaching files, and sending email messages.

Camera

Getting to Know the Viewfinder

Overview of camera interface elements like zoom, brightness, scene modes, and settings.

Taking a Quick Photo

Instructions for capturing a photo quickly by pointing the lens and pressing the capture button.

Video Camera

Shooting a Quick Video

Steps for recording a video, including starting, stopping, and basic controls.

Using the Advanced Settings

Multimedia

Music

Transferring Files Using USB Mass Storage Devices

Guide to transferring files between the phone and a PC using a USB cable.

Sending Data from Your Phone Using Bluetooth

Settings

Wireless & Networks

Call Settings

Sound

Location & Security

Accounts & Sync

Privacy

Storage

Voice Input & Output

Software Update

Phone Software Update from the Internet

Instructions for updating phone firmware wirelessly via the internet.

Troubleshooting

SIM Error

Troubleshooting steps for SIM card errors, like incorrect insertion or no card detected.

No Network Connection;Losing Network

Calls Not Available

Phone Cannot Be Switched On

Steps to resolve issues when the phone fails to power on.

SD Card Not Working

Hang Up or Freeze

Steps to resolve issues where the screen freezes or the phone becomes unresponsive.

LG LG-E400 Specifications

General

Model	LG-E400
Network	GSM / HSPA
2G bands	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 900 / 2100
Speed	HSPA 7.2/5.76 Mbps
GPRS	Class 12
EDGE	Class 12
SIM	Mini-SIM
Type	TFT capacitive touchscreen
Multitouch	Yes
Chipset	Qualcomm MSM7225A Snapdragon S1
GPU	Adreno 200
Card slot	microSD, up to 32 GB
Internal	4 GB
RAM	512 MB
Primary Camera	3.15 MP
Video	Yes
Secondary Camera	No
Alert types	Vibration; MP3, WAV ringtones
Loudspeaker	Yes
3.5mm jack	Yes
Bluetooth	3.0, A2DP
GPS	Yes, with A-GPS
USB	microUSB 2.0
Messaging	SMS (threaded view), MMS, Email, Push Email, IM
Browser	HTML
Java	Yes, via Java MIDP emulator
Colors	Black, White
Status	Available
Size	3.2 inches
WLAN	Wi-Fi 802.11 b/g/n
Radio	Stereo FM radio, RDS
Sensors	Accelerometer, proximity
Battery	Li-Ion 1500 mAh battery
Platform	Android 2.3 (Gingerbread)