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Lenovo A2010-a User Manual ru

● Throw or immerse into water

Lenovo A2010 Unrecognized SIM Card Error [Fix]

Here is How To Fix Lenovo A2010 SIM card not detected error? How To Fix Lenovo A2010 SIM card not recognized? Fix Lenovo A2010 SIM card not inserted error prompts.

Have you just bought or using Lenovo A2010 for a long time, it might be discouraging if some error prompts appear on your screen? Many times messages such as “SIM card not recognized” might be disturbing you. Occasionally the Lenovo A2010 does not recognize the SIM card and displays this message. Fortunately, there are many tips to fix this issue. We will therefore provide tips and tricks in this tutorial, the stuff provided will give information to confirm so that the SIM card is recognized on your Lenovo A2010.

About Lenovo

Founded in Beijing in 1984, Lenovo acquired IBM’s PC business in 2005, and first became the world’s top PC maker in 2013. It entered the Android and Windows tablet market in 2011, began selling Android smartphones in 2012, and acquired Motorola Mobility from Google in 2014. The company has also launched an online-only sub-brand for smartphones called Zuk in China.

What Is an “Invalid SIM Card” Error?

Invalid SIM card error means that either there is no SIM card on phone or it may be due to a faulty connection or it is loose. Some connection between your SIM card and its tray must have some fault.

Therefore, you should find out the source which is leading you to see such an error message on your Lenovo A2010 ‘s screen.

Reasons Behind “Invalid SIM Card” Error On Phone

Have you ever thought about why such an error comes on the screen of your device?

There are two locks that can lead to such error messages on your device. The two locks are given below.

Network lock: It means that you cannot use any other SIM card other than the one you have got with the phone itself. The lock is not done by your smartphone manufacturer but’s from your network operator. The lock can be removed after going against their terms, there are a huge amount of guides available on the web to unlock your phone.

Region lock: This lock is done by your smartphone manufacturers. It means that your SIM card will not work on your Lenovo A2010 if it is from another specific region or country. There are many reasons why region locking is done, you can read about that on Wikipedia.

Lenovo A2010 : Unrecognized SIM card error fix?

In the event when a SIM card is not detected by your smartphone. There is a list of tips that can be helpful to determine the source of the problem to further guide us to fix the issue.

Reboot or Soft Reset your Device

There are some times when the device simply failed to detect the SIM card due to software glitches and minor errors. This kind of occurrence can be easily fixed with a simple soft reset or reboot to your device. If this is the first time you got this message then you should first give a try to rebooting your phone.

To perform a soft reset or reboot your device follow the instructions provided below.

  1. Press and hold Power and Volume Down buttons simultaneously for about 8 to 16 seconds.
  2. Release both the buttons when the phone starts restarting if the key combination is not working try simply pressing and holding the Power button.

Note: It is a simple restart nontechnical process, and will not hard your device’s data.

Cleaning the SIM Card

Cleaning is the initial step and before taking any further steps we’ll try to fix this issue by simply cleaning the SIM card. Mostly the SIM card is not able to be detected as the dirt partially prevents the contact between the SIM card and the phone. To clean it, pass a small dab of cloth over it and check if it is not damaged.

Check the location of the SIM card it may need to be removed and reinstalled

There may be an issue sourced from the location of the SIM card. It often happens that small metal plugs that normally have to come in contact with the SIM card are a little relaxed. When this is the case, this prevents your Lenovo A2010 from reading the SIM card. To fix this issue, you just need to thicken the SIM a little by gluing 1 or two pieces of tape at the bac

Switch to a different network mode

Changing the network mode on your Lenovo A2010 can also help if something is wrong with the current network mode in use. Don’t forget to test your phone after switching to a network mode to see if the error “SIM can’t be detected” is gone or not with the current network mode selected. Follow these steps to change network mode on your Lenovo A2010

  1. Go to Settings.
  2. Click Connections.
  3. Select Mobile networks.
  4. Click Network mode.
  5. Click to select another network mode like Auto, LTE, 3G, or 2G network.
  6. Choosing Auto mode lets your device find the best network mode available to use but there are instances when this mode is not applicable depending on the location and network service availability.

After you switching to the different network mode remember to give a soft reset (reboot) to your phone. If the method has not fixed the sim card not recognized error on your phone then give a try to another option.

Test your SIM card on a different Smartphone

If the SIM card is facing issues it must be tested on other devices. If the issue has come from the card itself it should not be working on other phones. When it is not recognized in other phones then you can get a modified one from your network provider.

Try another SIM card on your Phone

If the methods provided above are not able to fix or find the issue in your SIM card or phone then you should try using some other SIM card on your device. In the event, another SIM card is functioning on your Lenovo A2010 then the issue is being in your current SIM card. Otherwise, the mobile phone may be compatible with your SIM card.

Check that your Lenovo A2010 is not Simlocker

When you have tried many SIM cards on the Lenovo Xperia C3 and none are recognized then your phone should be Simlocker. This implies that your phone will recognize simply the SIM card of a certain operator. In this case, you have to unlock it. Search “How To Unlock Simlocker in Lenovo A2010 ” on Google you’ll get a bunch of sites providing information.

Check that the problem will not be sourced from the ROM installed on the Lenovo A2010

This part is mainly for the people who have rooted your Lenovo A2010 to install a Custom ROM. The event which has been currently performed by you be aware that unrecognized SIM card issue is quite common after setting up fresh ROMs. We advise that you reinstall an original or Stock ROM and re-test it. First, try a hard reset on your Lenovo device, if not fixed then reinstall the stock ROM. Read the guide below to factory reset your phone.

Hard Reset your Lenovo A2010

Hard Reset is the process of removing all files and data from your phone to fix some errors which can’t be fixed. After performing this process all data will be wiped from your devices such as personal information along with all the errors and corrupt files. So make your you have taken a complete backup of your device. To complete this master reset process take note of your Lenovo credentials as it activates the Anti-theft feature on your device.

First, Create a Backup of your device

To back up your data, go to Apps-> Settings-> Cloud and accounts-> Backup and restore. Then select the option to Back up my data or Automatic restore.

To Factory Reset your Lenovo A2010

Go to Settings-> General management-> Reset-> Factory data reset-> Reset-> then tap Delete All to confirm. If prompted, enter your credentials or verify your Lenovo account and password to proceed with the reset process

If the SIM card error still persists then you should consider the last option of replacing your SIM card.

Finally, If No Methods are working?

If followed all the steps then we advise you to bring your Lenovo A2010 and the SIM card back to one of your operator’s shops.

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Lenovo A2010-a User Manual [ru]

Read this guide carefully before using your smartphone.

Read first — regulatory information

Be sure to read the Regulatory Notice for your country or region before using the wireless devices contained in your Lenovo Mobile Phone. To obtain a PDF version of the Regulatory Notice , see the “Downloading publications” section. Some regulatory information is also available in Settings > About phone > Legal information on your smartphone.

To get support on network service and billing, contact your wireless network operator. To learn how to use your smartphone and view its technical specifications, go to

To obtain the latest smartphone manuals, go to:

Accessing your User Guide

Your User Guide contains detailed information about your smartphone. To access your User Guide , go to and follow the instructions on the screen.

Lenovo and the Lenovo logo are trademarks of Lenovo in the United States, other countries, or both.

Other company, product, or service names may be trademarks or service marks of others.

Micro USB connector 11

Preparing your smartphone

You must insert the SIM card provided by your carrier to use cellular services. Set up your smartphone as shown.

Step 1. Open the back cover.

Step 2. Insert the Micro SIM card and the memory card.

Insert the Micro SIM card into SIM slot.

Insert the Micro SIM cards into SIM1 slot and SIM2 slot.

Step 3. Install the battery.

a. Align the battery

connectors on the battery

with the pins in the battery

b. Push the battery down into

Step 4. Install the back cover.

Always turn off your smartphone first before you insert or remove a SIM card. Insert or remove a SIM card with your smartphone on may damage your SIM card or smartphone permanently.

Charging the battery

Charge the battery as shown.

Method 1. Connect your smartphone to a power outlet using the cable and USB power adapter that come with your smartphone.

Method 2. Connect your smartphone to a computer using the cable that comes with your smartphone.

Low battery power

Turning on or turning off your smartphone

Turn on: Press and hold the On/Off button until the Lenovo logo appears.

Turn off: Press and hold the On/Off button for a few seconds, then tap Power off.

Your smartphone has a rechargeable battery. For more information about battery safety, see the “Rechargeable battery notice” section.

Important safety and handling information

This section contains important safety and handling information for Lenovo smartphones. Additional safety and handling information is provided in the User Guide . See the “Accessing your User Guide ” section for details.

Use the Lenovo Phone only in the temperature range of -10°C (14°F)

— 35°C (95°F) to avoid damage.

Plastic bag notice

DANGER: Plastic bags can be dangerous. Keep plastic bags away from babies and children to avoid danger of suffocation.

General battery notice

Batteries supplied by Lenovo for use with your product have been tested for compatibility and should only be replaced with approved parts. Risk of explosion if the battery is replaced with an incorrect type. Dispose of used batteries according to the instructions.

Rechargeable battery notice

CAUTION: Risk of explosion if the battery is replaced with an incorrect type.

When replacing the lithium battery, use only the same or an equivalent type that is recommended by the manufacturer. The battery contains lithium and can explode if not properly used, handled, or disposed of. Dispose of used batteries according to the instructions.

● Throw or immerse into water

● Heat to more than 100°C (212°F)

● Repair or disassemble

Built-in rechargeable battery notice

CAUTION: Do not attempt to replace the internal rechargeable lithium ion battery. Contact Lenovo Support for factory replacement.

Lenovo is not responsible for the performance or safety of products not manufactured or approved by Lenovo. Use only approved Lenovo ac adapters and batteries. Adapter shall be installed near the equipment and shall be easily accessible.

Prevent hearing damage

The Lenovo Phone has a headphone connector. Always use the headphone connector for headphones (also called a headset) or earphones.

CAUTION: Excessive sound pressure from earphones and headphones can cause hearing loss. Adjustment of the equalizer to maximum increases the earphone and headphone output voltage and the sound pressure level. Therefore, to protect your hearing, adjust the equalizer to an appropriate level.

Excessive use of headphones or earphones for a long period of time at high volume can be dangerous if the output of the headphone or earphone connectors do not comply with specifications of EN 50332-2.

The headphone output connector of the Lenovo Phone complies with EN 50332-2 Sub clause 7. This specification limits the Lenovo Phone’s maximum wide band true RMS output voltage to 150 mV. To help protect against hearing loss, ensure that the headphones or earphones you use also comply with EN 50332-2 (Clause 7 limits) for a wide band characteristic voltage of 75 mV. Using headphones that do not comply with EN 50332-2 can be dangerous due to excessive sound pressure levels.

If the Lenovo Phone came with headphones or earphones in the package, as a set, the combination of the headphones or earphones and the Lenovo Phone already complies with the specifications of EN 50332-1. If different headphones or earphones are used, ensure that they comply with EN 50332-1 (Clause 6.5 Limitation Values). Using headphones that do not comply with EN 50332-1 can be dangerous due to excessive sound pressure levels.

Sound pressure warning statement

For the device that is tested in accordance with EN 60950-1: 2006+A11:2009+A1:2010+A12:2011, it is mandatory to perform audio tests for EN 50332.

This device has been tested to comply with the Sound Pressure Level requirement in the applicable EN 50332-1 and/or EN 50332-2 standards. Permanent hearing loss may occur if earphones or headphones are used at high volume for prolonged periods of time.

Warning statement: To prevent possible hearing damage, do not listen at high volume levels for long periods.

Polyvinyl Chloride (PVC) cable and cord notice

WARNING: Handling the cord on this product or cords associated with accessories sold with this product will expose you to lead,

a chemical known to the State of California to cause cancer, and birth defects or other reproductive harm. Wash hands after handling.

Disposing according to local laws and regulations

When the Lenovo Phone reaches the end of its useful life, do not crush, incinerate, immerse in water, or dispose of the Lenovo Phone in any manner contrary to local laws and regulations. Some internal parts contain substances that can explode, leak, or have an adverse environmental effect if disposed of incorrectly. See “Recycling and environmental information” for additional information.

Eurasian compliance mark

Service, support, and warranty information

The following information describes the technical support that is available for your product, during the warranty period or throughout the life of your product. Refer to the Lenovo Limited Warranty for a full explanation of Lenovo warranty terms.

Online technical support

Online technical support is available during the lifetime of a product at:

Telephone technical support

Where applicable, you can get help and information from the Customer Support Center by telephone. Before contacting a Lenovo technical support representative, please have the following information available: model and serial number, the exact wording of any error message, and a description of the problem.

Your technical support representative might want to walk you through the problem while you are at your phone during the call.

Worldwide Lenovo Support telephone list

IMPORTANT: Telephone numbers are subject to change without notice. The most up-to-date telephone list for the Customer Support Center is always available at:

The Customer Support Center phone number is subject to change. For the latest phone number, go to the e-support website. If the telephone number for your country or region is not listed, contact your Lenovo reseller or Lenovo marketing representative.

Lenovo Limited Warranty (LLW) notice

Read the full LLW at You can view the LLW in a number of languages from this Web site. If you cannot view the LLW either from the Web site or from your phone, contact your local Lenovo office or reseller to obtain a printed version of the full LLW.

IMPORTANT: Lenovo Smartphone Products do not have International Warranty Services.

Recycling and environmental information

General recycling statement

Lenovo encourages owners of information technology (IT) equipment to responsibly recycle their equipment when it is no longer needed. Lenovo offers a variety of programs and services to assist equipment owners in recycling their IT products. For information on recycling Lenovo products, go to

Important WEEE information

Electrical and electronic equipment marked with the symbol of a crossed-out wheeled bin may not be disposed as unsorted municipal waste. Waste of electrical and electronic equipment (WEEE) shall be treated separately using the collection framework available to customers for the return, recycling, and treatment of WEEE. Country-specific information is available at:

Recycling information for India

Recycling and disposal information for India is available at:

Battery recycling information for the European Union

Batteries or packaging for batteries are labeled in accordance with European Directive 2006/66/EC concerning batteries and accumulators and waste batteries and accumulators. The Directive determines the framework for the return and recycling of used batteries and accumulators as applicable throughout the European Union. This label is applied to various batteries to indicate that the

battery is not to be thrown away, but rather reclaimed upon end of life per this Directive.

In accordance with the European Directive 2006/66/EC, batteries and accumulators are labeled to indicate that they are to be collected separately and recycled at end of life. The label on the battery may also include a chemical symbol for the metal concerned in the battery (Pb for lead, Hg for mercury, and Cd for cadmium). Users of batteries and accumulators must not dispose of batteries and accumulators as unsorted municipal waste, but use the collection framework available to customers for the return, recycling, and treatment of batteries and accumulators. Customer participation is important to minimize any potential effects of batteries and accumulators on the environment and human health due to the potential presence of hazardous substances. For proper collection and treatment, go to:

Restriction of Hazardous Substances Directive (RoHS)

Lenovo products sold in the European Union, on or after 3 January 2013 meet the requirements of Directive 2011/65/EU on the restriction of the use of certain hazardous substances in electrical and electronic equipment (“RoHS recast” or “RoHS 2”).

For more information about Lenovo progress on RoHS, go to:

RoHS compliant as per E-Waste (Management & Handling) Rules, 2011.

Lenovo products sold in Vietnam, on or after September 23, 2011, meet the requirements of the Vietnam Circular 30/2011/TT-BCT (“Vietnam RoHS”).

Lenovo A2010 Soft Reset

How to soft reset on your Lenovo A2010 ? If your Lenovo A2010 is frozen or unresponsive you can perform a soft reset for restart your device. This is a safe and quick way to reboot your device without losing or erasing any data.

How to soft reset on your Lenovo A2010 ? If your Lenovo A2010 is frozen or unresponsive you can perform a soft reset for restart your device.

Android Settings > Smartphones > Lenovo > Lenovo A2010 > Lenovo A2010 Soft Reset
Lenovo A2010 Soft Reset
About 2 minutes

How to soft reset on your Lenovo A2010 ? If your Lenovo A2010 is frozen or unresponsive you can perform a soft reset for restart your device.

your device
min 50% charged battery

How to soft reset on your Lenovo A2010 ? If your Lenovo A2010 is frozen or unresponsive you can perform a soft reset for restart your device. This is a safe and quick way to reboot your device without losing or erasing any data.

Applications that you have previously installed and removed may affect system memory badly and cause overheating. It is observed that the overheating problem is solved by factory reset.

If your Lenovo A2010 smartphone has problems like:

  • Running slowly,
  • Unexpected stucks,
  • Blank or frozen screen,
  • Apps crashing or freezing,
  • Frequent failures from system and apps,

Except from these problems if you just want to restart your smartphone in a correct way, you can choose Lenovo A2010 soft reset.

Lenovo A2010

Lenovo A2010 soft reset, also known as soft reboot, is the rebooting or restarting of a device like a computer, smartphone or tablet. It closes all applications and clears any data in random access memory. Soft resetting is usually performed to repair malfunctioning applications.

Lenovo A2010

Ensure your Lenovo A2010 has a sufficient amount of battery power, if you try to reboot your phone with a critical amount of charge it may not turn on after the reboot.

System updates can bring improvements that could fix your issue. To check if there is a software update available on your smartphone launch your Settings > Software update > Download and install > Update Now

Lenovo A2010

Restart A Frozen Or Unresponsive Lenovo A2010

You can perform a soft reset Lenovo A2010 following the instructions below, and you can restart your unresponsive device without any problems.

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