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LG 24MR400-B LED LCD Monitor User Manual — questions & answers

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Why does my LG 24MR400-B monitor make a clicking sound and turn off for 1-2 seconds before turning back on intermittently?

2026-07-16 1 answer

The behavior you are describing—a clicking sound followed by a brief power loss—often indicates a power supply or cable compatibility issue. Based on the…

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How do I disable the auto shut-off feature on the LG 24MR400-B monitor using only the power button?

2026-05-01 1 answer

The LG 24MR400-B uses a Joystick Button located at the bottom of the monitor (under the LG logo) rather than traditional individual buttons. This…

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