Cell Phone Battery Test – Introduction And Checking

Introduction

When shopping for a new smartphone, one of the most crucial features you need to check is the battery. While smartphone batteries keep your phone running, they aren’t expected to last indefinitely with the technologies we have now. Batteries will gradually lose capacity and begin to discharge more quickly.

This will eventually slowdown the speed of your entire phone. This is frequently misinterpreted by users as a result of insufficient RAM or computing capability. Your phone’s battery, on the other hand, could be just as efficient at slowing or stopping your gadget. One can, however, check to see whether the problem is with your battery.

While we are in the various methods you can check the battery health of your Android phone, it’s important to know what the word “battery health” actually means. In layman’s terms, a battery’s health indicates how much this has degraded with every charge cycle. To put things into perspective, imagine your Android phone seems to have a 4500mAh battery. Whenever the smartphone is fully charged, this will hold 4500mAh at 100% battery health. However, with frequent charging, the battery’s health may decline to 95 percent. In that circumstance, even when fully charged, your smartphone will not have the full 4500mAh from the battery due to degradation over time.

The lesser the battery life, the poorer the battery health. This implies that a phone with a low battery health would discharge quicker and may experience troubles such as feeling hot when using it, among other things. So, if you have been receiving frequent “low battery” messages, you should examine the battery condition of your Android phone. Continue reading to learn about the various approaches you might use.

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How to test cell phone battery with multimeter?

Cell phones are an essential aspect of many of our everyday lives. They are frequently our major medium of communication, and even with audio and video playback features and also Internet access, smartphones can also serve as our entertainment when we are away from home. For these reasons, leaving home with a nearly depleted cell phone battery can be disastrous. Certainly, the battery indicator indicates that it is half-full, but how much energy does it actually have? Here’s how to test a cell phone battery with a multimeter to be certain.

Step 1: Turn your cell phone off and open the battery compartment.

Step 2: Take out the battery and place it on a flat surface with the terminals facing you.

Step 3: Determine the two nodes on the battery which are marked with a “+” and a “-” sign. Then, check at the battery’s tag to see how much power it is rated at. 

Step 4: Set the scale on your digital multimeter to read DC volts. This is represented by a letter “V” with solid and dashed lines above it.

Step 5: Connect the end of the red tool to the “+” terminal. Maintain contact with them while pressing the end of the black tool to the “-” terminal.

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Step 6: Examine the digital reading on the multimeter to determine the battery’s charge level. In this scenario, the battery is charged to 4 volts DC. It is completely charged.

How to check battery health? 

While it is not necessary to check your phone's battery health on a daily basis, you should do so if you are experiencing issues such as unexpected battery drain, the device becoming warm, the device not charging to 100% though after charging up for hours on end, and so on. Check the methods to check the battery health for both Android as well as iPhone users.

For iPhone users

Checking the health of your iPhone’s battery is as simple as going into the phone’s settings.

Step 1: Form the home screen of your iPhone, click on Settings icon.

Step 2: You will find various options under Settings, scroll down to Battery.

Step 3: Here, you will find an option of Battery Health, clicking on which you can easily check the battery health of your iPhone.

For Android users

However, Android lacks a built-in method for analyzing your phone’s battery condition. As a result, we have listed here two of the best and easiest ways to check the battery status of your Android phone. Let us take a closer look at them.

Way 1: Using Setting Menu

You can check the battery status on every Android device via the Settings menu. However, it should be noted that the information given and the navigation options may differ based on your Android build and version. Here are some of the basic steps that you will need to follow:

Step 1: Navigate to the Battery section of your Android smartphone’s Settings app.

Step 2: Under the Battery section, hit the three-dot icon in the upper right corner and select Battery Usage to see a list of apps that have consumed the most battery since the last charge.

Step 3: If you want to force an app to stop, tap on its name and select a setting that works for you.

Way 2: Using a Dial Code

People are unaware that a hidden troubleshooting option on Android phones may be accessed by dialing a secret code made up of numbers, asterisks, and hashes. Here’s how you can utilize the Phone app to monitor the battery status of your Android phone.

Step 1: Launch the Phone app on your mobile device and dial *#*#4636#*#*.

Step 2: Look for Battery Information in the testing menu that appears for information such as charge level, battery temperature, and battery health.

How can you tell if your cell phone battery needs to be replaced?

iPhone and most Android smartphone manufactures believe that if the battery capacity of your phone is 80% or above then it can be any other issue of your phone, and in such case the battery of your phone doesn’t need to be replaced. But, if the battery capacity of your phone has dropped below 80% due to too many charging cycles, you should replace it with a new one.