Sound from PSU running under an inverter

Discussion in 'Power Supplies and UPS's' started by vjeyanth, Mar 30, 2012.

  1. vjeyanth

    vjeyanth Geek Trainee

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    Hi My PSU- Corsair CX400 makes a continuous noise but only when it runs under an inverter-1000 watts I guess. The PC is connected to the inverter line via the UPS. Any idea whats causing the PSU noise?

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