LG LG840 Support Question

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Question posted by kicaskan on March 7th, 2014

Phone Got Too Hot Won't Turn Back On. Help.

My phone was plugged.into an unofficial charger got very hot now wont turn bsck on. What are the possible reasons and helps for this?

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Answer #1: Posted by Support101 on March 7th, 2014 11:49 PM

Support101

Member since:
November 29th, 2013

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1. The battery most likely (may have failed permanently)

2. It could also be a burnt on the Printed Circuite Board (you will have to disassembly it to identify this)

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Related LG LG840 Manual Pages

Owner's Manual - Page 6

... 15.19 statement 14 Part 15.21 statement 14 Part 15.105 statement 15 Phone Overview 16 Menus Overview 21 Getting Started with Your Phone 25 The Battery 25 Charging the Battery 25 Battery Charge Level 26 4 Turning the Phone On and Off 26 Signal Strength 27 Screen Icons 27 Making Calls 27 Correcting...

Owner's Manual - Page 17

... radio communications. These limits are designed to provide reasonable protection against harmful interference in accordance with the limits for help. Reorient or relocate the receiving antenna. - Welcome... reception, which the receiver is no guarantee that to correct the interference by turning the equipment off and on a circuit different from that interference will not occur in ...

Owner's Manual - Page 18

... hear caller's voice. 2.Proximity Sensor When close (within 2-3 cm) to this sensor during a call, LCD turns off and to end a call so that you don't inadvertently activate a feature. 3 Earpiece Lets you hear ...Also returns to standby mode. 10. Phone Overview Phone Overview 1.Earphone Jack Allows the use to scroll through menu options. 9.PWR/END Key Use to turn the power on/off allowing you to ...

Owner's Manual - Page 20

... Unlock Key ( ) to turn on your phone in extreme conditions (places that are deactivated. G Keep chemicals away from the surface of your phone with the flip closed. 7. Phone Overview 18 G Do not sit on the Touch Screen and touch key. 6. The Screen Lock feature protects against accidental key presses during phone calls with any sharp...

Owner's Manual - Page 27

... place. Getting Started with Your Phone Getting Started with Your Phone The Battery Note It is shown at the top of the LCD screen. Turn power off. Keep the battery charged while not in use in order to fully charge the battery before initial use of an incompatible charger, may cause damage to remove...

Owner's Manual - Page 28

... Off Turning the Phone On 1. Press and hold until the LCD screen lights up before inserting a charger or data cable into the charger port of the AC adapter into the phone's charger port and the other end into an electrical outlet. Getting Started with Your Phone Getting Started with Your Phone 2. Gently uncover the accessory charging port, then plug...

Owner's Manual - Page 29

... saved in a building, the reception may be better near a window. Press to an open area. To turn off this function: Menu -> Settings -> Phone Settings -> Security -> Restrictions -> Outgoing Calls -> Allow All. 3. Getting Started with Your Phone Signal Strength Call quality depends on the left side of bars next to the signal strength icon . Touch...

Owner's Manual - Page 36

... by Letter 1. Touch . 3. Touch . 2. Delete: Delete the selected entry from the list to turn Bluetooth® on the alphanumeric keypad that corresponds with Ascending or Descending order. You can then select a... number from your Contacts. Touch one of the contents in your phone's memory. In case Bluetooth® power is not on, a notice pops up to call ...

Owner's Manual - Page 89

...of the Bluetooth® device. 1. Settings 4.1 My Visibility Allows you to view the list of your phone. 1. Touch . 3. Touch . 2. Enter a new alias. 7. Touch a setting. Touch Rename Device...is able to be searched by other in-range Bluetooth® devices. 4.2 Device Name Allows you turn on My Visibility, your Paired Devices list will display. 4. Touch . 3. Touch . 2. Touch ...

Owner's Manual - Page 93

.../ Lock) 5. The default lock code is commonly the last 4 digits of your phone number. 91 Settings Immediately The phone is turned on. Enter the four-digit lock code to confirm. Touch . 3. None The phone is commonly the last 4 digits of your phone number. 3.2 Restrictions Allows you can still be used). Touch an option. When Switch...

Owner's Manual - Page 106

... consistent with some hearing aids. Safety G Should not carry the phone in health care facilities when any reason to suspect that 104 interference is turned ON; Your physician may interfere with the independent research by and recommendations of Wireless Technology Research. G Should turn the phone OFF immediately if there is any regulations posted in these...

Owner's Manual - Page 107

... may affect improperly installed or inadequately shielded electronic systems in the air. vehicles using your phone while in motor vehicles. Posted Facilities Turn your phone OFF when in areas posted: "Turn off two-way radio". Potentially Explosive Atmosphere Turn your phone OFF in bodily injury or even death. Switch OFF your vehicle. You should also consult...

Owner's Manual - Page 108

... after reading it. Charger and Adapter Safety G The charger and adapter are intended for your phone when using the battery pack charger abroad. Safety 106 G Insert the battery pack charger vertically into the wall... adapter for indoor use of the instructions may cause minor or serious damage to turn off your phone and to prevent damage. For Vehicles Equipped with an Air Bag An air bag...

Owner's Manual - Page 109

G Only use to maximize battery life. G Use only LG-approved chargers specific to your phone model since they are designed to your phone in an abnormal state. G Use of non-use the approved battery charger. G Keep the battery's metal contacts clean. Otherwise, you may ... power of your local wireless carrier for recycling. G Replace the battery when it , and turn the phone on.

Owner's Manual - Page 111

... public places, set the ringtone to an LG Authorized Service Center. Please backup your phone. If a damaged antenna contacts skin, it to vibration so you use the phone in water. G Do not turn it off when putting it to receiving equipment (i.e., TV or radio) may cause a slight burn. G The data saved in a safe...

Owner's Manual - Page 119

...(FCC) guidelines that has driven the establishment of public information documents on wireless phone safety. The initial research will also include a broad assessment of additional research ...Project since its inception in government, industry, and academic organizations. The project has also helped develop a series of new research programs around the world. 7. An influential result ...

Owner's Manual - Page 123

.... Radio Frequency (RF) energy from wireless phone EMI. For this reason, the FDA helped develop a detailed test method to monitor the use of Medical Instrumentation (AAMI). The FDA has tested hearing aids for interference from wireless telephones. This standard specifies test methods and performance requirements for possible interactions with other groups, was approved by...

Owner's Manual - Page 126

...phone! 9. they are talking with your phone at a stop sign, red light, or otherwise stationary. Use your wireless phone to help others in your trip or attempt to be stopped at your wireless phone...your side, help . Stressful or emotional conversations and driving do not mix; Do not engage in dangerous situations -- Dial sensibly and assess the traffic; if possible, place ...

Owner's Manual - Page 132

... a signal quality that's acceptable for best use . The M and T marks are then added together. Hearing devices may help you find this context is relatively immune to be rated. "Normal usage" in this rating. M-Ratings: Phones rated M3 or M4 meet FCC requirements and are not labeled. Your hearing device manufacturer or hearing...

User Guide - Page 10

Charging your phone Lift the charger port cover on the phone. Insert the charger connector to be charged until it clicks ...phone (ensure that the battery contacts align with the terminals on the top side of the battery down until you receive a 'Battery Full' notification. Install the battery Insert the top of the battery first into the top edge of the connector is facing up) and then plug...

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