Balay Voltage Drop or Internal Power Supply Weakness

Microwave clock resets or display flickers when starting a cooking cycle.

Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Weak household circuit or loose outlet,Loose power cord connection inside microwave,Failing low-voltage power supply on control PCB,High inrush current from transformer

How to Fix / Troubleshooting

User-level checks:

Plug the microwave directly into a wall outlet (no extension cords or multi-plugs).
Avoid sharing the circuit with other high-power appliances.
If the problem persists on a known-good circuit, internal issues are likely.

Technician-level:

Inspect the power cord connections and mains filter board for loose terminals.
Check the low-voltage power supply section on the control PCB for weak capacitors or poor regulation.

Repair Difficulty

Medium 3/5

Required Part

Control PCB Power Supply Section

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