[. . . ] Lift out the handset bracket (4) with a screwdriver and clip it into the handset cradle (5). Please note: The handset bracket must be placed in the cradle with the slanting edge facing forwards (see graphic), as otherwise the handset will not be properly secured. 4 5 3 2 Safety precautions When installing, connecting and operating the telephone, always observe the following precautions: u Only use the jacks and leads supplied. [. . . ] Please refer to the operating instructions for your PABX. Adjusting the telephone Setting the handset volume The handset volume can be set to two levels. The primary volume is reset after hanging up. Changing the dialling mode/ flash time The telephone supports the following dialling modes: T1: Tone dialling, flash time 100 ms T2: Tone dialling, flash time 280 ms P: Pulse dialling Depending on your PABX, you may need to change your telephone’s dialling mode or the flash time. To do this, use the sliding switch below the keypad. Mute You can deactivate the telephone's microphone during a call. To reactivate microphone: Press the mute key again or press any other key. The mute key LED flashes while the microphone is deactivated. Setting the ringer You can set the ringer melody and volume to 9 levels or turn it off (factory default: level 6). K Press the set key. Temporary tone dialling switching in "Pulse" position To use functions that require tone dialling (e. g. remote control of answering machine), you can set the telephone to tone dialling for the duration of the call without adjusting the switch. After the connection is broken, the setting reverts to pulse dialling. Note: The LED on the mute key flashes while the telephone is in set mode. Gigaset DA210 / IM1 en/ A30054-M6527-R101-7-6Z19 / DA210_en. fm / 20. 01. 2012 5 en Operation on public telephone systems Public telephone systems - in some cases by special order/request – offer you a range of useful additional services (e. g. These services can be selected using specified key combinations, which your network provider will notify you of. You can save the entire key combination, including the number of a fixed call divert destination, to your speed dial keys just like a normal number. When it has fully dried out, you will normally be able to use it again. In rare cases, contact with chemical substances can cause changes to the telephone's exterior. Due to the wide variety of chemical products available on the market, it was not possible to test all substances. Questions and answers You lift the handset but you hear no dialling tone: Is the connecting lead correctly plugged into the telephone and the telephone socket? [. . . ] This crossed-out wheeled bin symbol on the product means the product is covered by the European Directive 2002/96/EC. The correct disposal and separate collection of your old appliance will help prevent potential negative consequences for the environment and human health. [. . . ]