Troubleshooting Your Panasonic Inverter Microwave

Last Updated on February 25, 2024 by Mosabbir

Panasonic inverter microwaves are different compared to traditional ovens due to power supply.

While other microwave ovens rely on transformers, a Panasonic machine uses inverters to ensure a consistent power supply.

Indeed, you will encounter multiple inverter models in the market. However, most of the appliances have similar basic features. That makes it easy to identify any problem that arises when operating your machine, regardless of its type.

The best thing is that you can resolve any issue with your microwave oven while at home.

Also read: Panasonic Microwave Oven Review

How can you go about troubleshooting your fault microwave?

Well, this content has all that you may want to know.

Troubleshooting Your Panasonic Microwave Inverter at Home

Follow these steps to identify any fault with your Panasonic microwave while at the comfort of your home.

  1. Does your microwave fails to start (turn on)? The first thing to do is checking the electricity cord. You need to plug it securely for the best power supply. Remove the power plug from the oven’s outlet. Leave it for around 10 seconds before connecting the plug back in.
  2. If after that your microwave fails to start, check the fuse box or circuit breaker. Ensure that the circuits and fuses are in good condition. Replace blown-out fuses and reset fallen circuits.
  • If your microwave fails to start cooking, ensure that its door is closed completely. Keep in mind that there is no way that the appliance will run without closing the door securely.
  1. Start the oven if it still can’t cook. The appliance will not operate after you program your cooking settings until you press the ‘Start’ knob.
  2. If the buttons in the control panel fail to operate, press ‘Reset/Stop. Keep in mind that the machine’s keypad will not accept another program if it had one. ‘Reset/Stop’ will clear the existing program.
  3. If you notice the glass tray wobbling when operating your microwave, remove the roller ring and the glass tray. The only issue here is that you did not position the tray as required. You can use a damp cloth to clean the roller and tray if they have foreign materials. Reset the roller and the glass tray in a way that the glass grove fits the rollers.
  • If the display indicates “Lock,” you have to deactivate the child lock. To choose “Child Lock,” press “Function,” then “5”. To turn off the child lock, press “2”.

Now that you have solved the issue with your Panasonic Microwave Inverter, you may want to know why your appliance malfunctioned.

Why does Your Panasonic Microwave fail to Work? A thermal cut-out fault might be the issue behind your microwave not working.

You can locate the thermal cut-out in the machine’s cabinet, near the magnetron or oven cavity. A fault thermal cut-out interrupts power to the control outputs or the controls. Unplug your microwave and get the cabinet out of the machine.

Also read: Microwave Not Working But Has Power

Panasonic Microwave Troubleshooting Precautions

You have to ensure your safety when troubleshooting your microwave. Observe these:

  • Avoid Re-adjusting the preset control. This circuit produces high voltage and large currents that might be dangerous if you lack the best equipment for adjusting or repair. What should you do then? Well, you can decide to upgrade your toolbox with the best test equipment. Alternatively, you can hire microwave oven experts that would get your machine back to operation. Keep in mind that running an uneven inverter circuit can cause damages.
  • A proper grounding is essential before troubleshooting.
  • Take necessary precautions during troubleshooting to alleviate dangers with the high voltage.
  • Ensure that you eject high current left behind in the inverter.
  • If you want to check the inverter or switch continuity, detach one lead wire from the parts and remove the AC plug before checking the continuity. Failing to do so might damage your meter or give you an inaccurate reading. When you want to disconnect plastic connectors from terminals, make sure to clasp the plastic part and not the cable. If you do otherwise, you might damage the lead wire or have challenges removing the connectors.
  • Avoid touching circuitry parts when dealing with the digital programmer. Keep in mind that static electric expulsions might impair the control panel. Also, make sure to ground when dealing with the machine’s pane. That way, you will discharge static charges that might enter your body.

When troubleshooting your Panasonic microwave, be careful of potential electrical shocks.

Also read: What Happens if You Microwave Nothing?

Final Thought

A Panasonic inverter microwave has multiple advantages due to its stable power supply. However, these devices might have problems when operating.

Your machine might fail to run due to various reasons. The best thing is that you can solve faults related to lapse Panasonic microwave at home.

This content has everything you may need to know about troubleshooting your food-heating appliance. Ensure your safety since you are dealing with electricity.

The best thing is that you can seek help from microwave experts.

However, before troubleshooting, operate your microwave using the correct method. Use the instruction manual for the best microwave running procedure.

You will notice the exact issue with the appliance. You might mistake operator error for the machine’s malfunction.


  1. Microwave Does Not Have Power, What is The Problem?

Your microwave may stop operating due to ceramic fuse faults. If your device fails to start and the display remains black, a defective ceramic fuse can the underlying issue. Unplug your appliance and locate the fuse in the cabinet near the electric cord.

  1. What is the Meaning of h97 on a Panasonic Inverter Microwave?

An h97 error on your new Panasonic microwave can indicate four potential failures: Control board, magnetron tube, loose wiring, and higher energy inverter board.

  1. How to Identify a Bad Microwave Fuse?

Identifying a bad fuse is easy. A melted filament or one with scorch marks might malfunction. You can use a continuity tester or an ohmmeter to check the ceramic fuse. With a defect fuse, the multimeter or ohmmeter will read an infinite display. An intact fuse will show a reading that is close to 0 (zero).

  1. What is the lifespan of a Microwave?

Depending on usage, your microwave can last for 7 to 10 years. A less-utilized appliance will serve you longer than a heavy-used one.


Also read: