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Pip buzzer

Buzzer sound (Pip) — Air conditioner turned off (except SELF CLEAN mode)

MHI · Air Conditioning

What does Pip buzzer mean?

The indoor unit emits a single 'Pip' buzzer sound. This sound indicates that the air conditioner has been turned off by pressing the ON/OFF button on the remote control.

Common Causes

  • Air conditioner turned off via remote control.
  • Unit is acknowledging the power-off command.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    This is a normal confirmation sound, no fix is required.

  2. 2

    If the unit turned off unexpectedly, check the remote control for accidental button presses.

  3. 3

    To turn the unit back on, press the ON/OFF button again.

Browse all codes in this manual (124)
Verified technical data. Last updated: April 2026

Related Faults

00Outdoor Board LED only green lights up after startup - No outdoor unit of address 0 / Remote controller transmission wire open1OPERATION INDICATOR lamp blinks 1 time (Pattern A) - Indoor/outdoor unit communication error (Transmitting error - Outdoor unit)14OPERATION INDICATOR lamp blinks 14 times (Pattern A) - Other errors
Source: MHI Air Conditioning
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