For 22MK400H. Series: 20MK4 series, 22MK4 series, 24MK4 series, 27MK4 series, 27MN430H series
Also, The document are for others LG Electronics models: 20MK400H, 20MK410H, 20MK420H, 20MK430H, 22MK420H, 22MK430H, 24MK400H, 24MK430H, 27MK400H, 27MK430H, 27MK43T
