https://community.sony.dk/t5/5-series/nx723/m-p/4003504#M2975 <P><SPAN>Hi, I’m looking for some advice about my Sony Bravia KDL-40NX723.</SPAN></P><P>&nbsp;</P><P><SPAN>There is an Energy Saving switch on the television. I have noticed a faint buzzing noise from that area while the TV is being used. I also notice a small snapping sound when operating the switch.</SPAN></P><P>&nbsp;</P><P><SPAN>The television otherwise works normally and there are no visible signs of damage, overheating or discolouration.</SPAN></P><P>&nbsp;</P><P><SPAN>Has anyone experienced something similar with the KDL-40NX723 or other NX-series models?</SPAN></P><P>&nbsp;</P><P><SPAN>I would also like to know whether this switch is a replaceable part and whether it would be advisable to have it checked by a TV repair technician.</SPAN></P><P>&nbsp;</P><P><SPAN>Thanks for any help.</SPAN></P> Wed, 30 Sep 2026 23:54:35 GMT Sonylabnx723 2026-09-30T23:54:35Z https://community.sony.dk/t5/5-series/nx723/m-p/4003504#M2975 <P><SPAN>Hi, I’m looking for some advice about my Sony Bravia KDL-40NX723.</SPAN></P><P>&nbsp;</P><P><SPAN>There is an Energy Saving switch on the television. I have noticed a faint buzzing noise from that area while the TV is being used. I also notice a small snapping sound when operating the switch.</SPAN></P><P>&nbsp;</P><P><SPAN>The television otherwise works normally and there are no visible signs of damage, overheating or discolouration.</SPAN></P><P>&nbsp;</P><P><SPAN>Has anyone experienced something similar with the KDL-40NX723 or other NX-series models?</SPAN></P><P>&nbsp;</P><P><SPAN>I would also like to know whether this switch is a replaceable part and whether it would be advisable to have it checked by a TV repair technician.</SPAN></P><P>&nbsp;</P><P><SPAN>Thanks for any help.</SPAN></P> Wed, 30 Sep 2026 23:54:35 GMT https://community.sony.dk/t5/5-series/nx723/m-p/4003504#M2975 Sonylabnx723 2026-09-30T23:54:35Z