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    Philips Support

    My Philips Sonicare toothbrush makes a loud noise

    Published on 2017-04-18

    If your Philips Sonicare toothbrush makes a loud noise when you switch it on, there might be a very simple solution.

    Remove the plastic travel cap

    You may have forgotten to remove the transparent plastic travel cap from the brush head before turning the toothbrush on.

    The information on this page applies to the following models: HX9903/01 , HX9957/51 , HX9903/41 , HX9903/21 , HX9903/11 , HX9192/01 , HX9332/10 , HX9392/05 , HX9372/10 , HX9362/10 , HX9352/10 , HX6321/02 , HX3211/03 , HX3211/33 , HX3211/23 , HX3211/12 , HX6211/99 , HX9371/04 , HX8911/02 , HX6362/02 , HX9382/54 , HX6211/98 , HX6581/50 , HX9342/03 , HX6211/04 , HX6631/24 , HX6211/96 , HX6311/07 , HX9352/04 , HX5661/99 , HX9170/10 , HX3120/01 , HX5610/00 , HX3110/00 , HX5610/04 , HX6512/55 , HX6733/90 , HX9382/05 , HX9332/03 , HX9332/12 , HX9332/05 , HX9332/04 , HX6511/02 , HX6972/10 , HX6311/02 , HX6911/02 , HX6942/10 , HX6932/10 , HX6732/80 , HX6511/50 , HX6711/02 , HX6732/02 , HX7003/12 , HX7012/11 , HX6982/03 , HX7990/02 , HX6902/02 , HX7011/82 , HX5361/29 , HX5752/02 , HX7361/72 , HX9552/02 , HX3881/02 , HX3351/02 , HX3551/02 , HX5751/02 , HX7002/82 , HX7001/82 . Click here to show more product numbers Click here to show less product numbers

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