![Buzzing sound coming from the power supply circuit when printer is powered on. Based on this design, do you have tips to where start looking for the fault? HP 82134A printer from Buzzing sound coming from the power supply circuit when printer is powered on. Based on this design, do you have tips to where start looking for the fault? HP 82134A printer from](https://preview.redd.it/1akroy92l0j71.png?width=606&format=png&auto=webp&s=3fe669492403e331b93067f849cdeabea23b7475)
Buzzing sound coming from the power supply circuit when printer is powered on. Based on this design, do you have tips to where start looking for the fault? HP 82134A printer from
![power supply - buzzing sound at times from regulator circuitry - Electrical Engineering Stack Exchange power supply - buzzing sound at times from regulator circuitry - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/81Zog.png)
power supply - buzzing sound at times from regulator circuitry - Electrical Engineering Stack Exchange
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Is there a way to mitigate high pitch/buzzing noise from this cheep Chinese 12v/8.3A power supply : r/AskElectronics
![laptop - Power supply makes high frequency noise, is it damaging my battery? (or other parts of the computer) - Super User laptop - Power supply makes high frequency noise, is it damaging my battery? (or other parts of the computer) - Super User](https://i.stack.imgur.com/moQwP.jpg)
laptop - Power supply makes high frequency noise, is it damaging my battery? (or other parts of the computer) - Super User
Testing power supply: Measuring Noise - Power management - Technical articles - TI E2E support forums
![Switch Mode Power Supply (SMPS) Common Mode RFI/Noise Filter Kit - Wall Wart RFI Noise Filter - Palomar Engineers® Switch Mode Power Supply (SMPS) Common Mode RFI/Noise Filter Kit - Wall Wart RFI Noise Filter - Palomar Engineers®](https://i0.wp.com/d2j6dbq0eux0bg.cloudfront.net/images/10325621/1187030190.jpg?ssl=1)