20 Using the device daily4.5 Stopping therapy• Remove the respiratory mask.• Press the start/stop button for the period of 3 seconds. Therapy is stoppedwhen you release the button.The device signals that therapy has been switched off by a beep and bynotification in the display.• Pull the tube system out of the respiratory mask.• Clean the respiratory mask and the tube system. Read a description aboutthis on Page 58.4.6 Switching off the deviceThe device can remain in standby mode.However, should you wish to switch it off completely, pull the mains connectorout of the socket.4.7 Travelling with deviceRemember to pack the following items:• Device• Power supply• Tube system• Respiratory mask (including exhalation systemif required)• Respiratory humidifier, if necessary• Replacement filters and user instructions, ifnecessary