User manual PHILIPS HX2520

[. . . ] Plaque is a soft, sticky layer on our teeth. it forms mainly on hard-to-reach areas such as interdental spaces and along the gum line. Plaque mainly consists of bacteria that turn the sugars in our food into harmful acids. Due to its yellowy white colour, plaque is hard to detect on the teeth. [. . . ] the built-in battery contains substances that can be harmful to the environment. If you discard the appliance in due course, remove the built-in battery and hand it in at an official collection point or dispose of it in accordance with the regulations. see section "Environmental aspects". If your appliance is marked with y the following text applies: To protect the environment, this appliance has been equipped with a nickel-hydride (NiMH) battery which contains less than 0. Still we advise you to make sure sure that, when you discard the appliance, you keep the battery separate from normal household refuse and dispose of it at an officialy assigned collection point. please refer to section "Environmental aspects". If your appliance is marked with t the following text applies: The built-in rechargeable (NiCd) battery contains substances which may pollute the environment. When you discard your appliance in due course, Please ensure that the battery is kept separate from normal household refuse and disposed of at an officially assigned collection point. Instructions for use Mounting the appliance on the wall Do not allow the charging unit to come into contact with water. The toothbrush, however, is watertight and can therefore be used safely anywhere. To mount the charger to the wall, you will need 2 wood screws (3, 5 x 25 mm) and two wall plugs (S5). Leave the appliance to charge for at least 16 hours before you use it for the first time. The toothbrush can be put back in the charging unit after use. Only type HX 2550: If the battery in the toothbrush is being charged, the pilot light is green and blinks. if the battery has been fully charged , the pilot light burns continuously. Only types HX 2540 en HX 2520: If the battery in the toothbrush is being charged, the pilot light is green. If the battery is almost empty, the pilot light is red and blinks for 10 seconds after the toothbrush has been switched off (only types HX 2540 and HX 2550). Tip:The toothbrush can be left to charge continuously. When you start using the appliance, we recommend you to use it until the battery is empty and do so three times in a row. You can do this by using the appliance in the normal way without recharging it between brushing session until the motor almost stops running. To extend the life time of the battery, reapeat this procedure every six months. How to use Mount the brush head onto the toothbrush by inserting it into the bayonet catch and turning it. [. . . ] It is therefore important that you replace the brush head every three months. If you discard the appliance in due course, remove the battery and dispose of it in an environmentally safe way. NB:You can also hand the appliance in at a Philips Service Centre, which will dispose of the battery for you. Before you remove the battery, it must be completely empty. [. . . ]