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Single beep tone

Single beep tone — Child Lock enabled or disabled

LG · Air Conditioning

What does Single beep tone mean?

A single beep tone is heard when the Child Lock feature is activated or deactivated. This confirms the action taken on the control panel.

Common Causes

  • The user pressed and held the Rack Dry button for 3 seconds to enable or disable Child Lock.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Confirm the 'CL' indicator on the display to know if Child Lock is active.

  2. 2

    To disable, press and hold Rack Dry for 3 seconds.

  3. 3

    To enable, press and hold Rack Dry for 3 seconds.

Browse all codes in this manual (97)
Verified technical data. Last updated: April 2026

Related Faults

01Error 01 - Indoor air sensor open or short circuit02Error 02 - Inlet pipe sensor open or short circuit03Error 03 - Communication error between indoor unit and wired remote
Source: LG Air Conditioning
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