How To Test Headphone Jack With Multimeter?

Headphones make your life easy because they make your hands free while taking calls or listening to music. So your earphones must be working properly. People always want to keep headphones with them. What if your earphones are malfunctioning and you don’t want to buy a new one. This article is for you here we will guide you in detail on How To Test Headphone Jack With Multimeter?.

What is a multimeter?

A  Multimeter is a tool used for measuring different electrical quantities like resistance, voltage, and current. All these meters (ohmmeter, voltmeter, and ammeter) are combined into a single meter are known as multimeters. There are two types of multimeters:

1. Analog Multimeters

Analog multimeters work on the principle of moving coil meters. These meters use the deflection of an indicator needle to indicate the level of the measurement on an analog display.

2. Digital Multimeters

1.   Setup the Multimeter

• Rotate the multimeter knob to the Continuity indicated by a triangle with a line.
• Now, Insert the black probe in the COM terminal.
• Also, insert a red probe in the mAVΩ terminal.

2.   How to test audio jack with a multimeter

To test the phone jack with a multimeter follow these steps

• Connect both probes if you heard a beep sound then the multimeter is fine.
• Now, check the continuity from the microphone to the left channel.
• If you heard the beep sound then it’s fine.

• Also, check the continuity from the microphone to the right channel.
• If you heard a beep sound then the microphone is working properly.

What does OL mean on a multimeter?

How to test a headphone jack for a mic with a multimeter?

To test the headphone mic with a multimeter follow these steps

• Rotate the multimeter to continuity.
• Insert the probes in respective ports.
• Now connect the red probe with the mic section.
• Also, connect the black probe with the ground section.
• If the value is between 600-1800 then the mic is working properly.
• If the reading will be greater than the maximum limit then the noise in the mic will be greater.

How to test headphone jack for Speaker with a multimeter?

To test the headphone jack for a speaker with a multimeter follow these steps.

• Rotate the multimeter knob to resistance indicated by Ω.
• Select the multimeter knob to 200Ω.
• Now, insert the probe in respective ports.
• Connect the black probe to the ground.
• Also, connect the red probe to the left channel and check the reading.
• Now connect the red probe to the right channel and check reading
• if the value is greater than 30 Ω its mean headphone speakers are of good quality.
• Else speaker is of low quality.

Frequently Asked Questions (FAQs)

How do I test the audio with a multimeter?

To test the audio with a multimeter follow this method

• Select the range of multimeter to 200 Ohms.
• Connect the one probe of meter with a ground section of the jack.
• Also, connect the other probe with the speaker section (left or right).
• If the value of resistance is greater the 30Ω ohms then audio quality will be good.
• Otherwise headphones have poor audio quality.

How do I fix my headphone jack on my Android?

To fix the headphone jack on android follow these steps

• Check the headphones
• Check the device’s settings
• Restart device.
• Physically clean out the port.
• Disabling secondary audio connections.
• Using the SoundAbout app.

We have tried to write everything about how to Test Headphone Jack With Multimeter and will look for more solutions and add those soon. Hope you will be able to test your headphones. If you find anything interesting or have any questions or suggestion please tell us in the comment section below.