22 Getting to know the OpenStageProgrammable sensor keysYour OpenStage 40/40 G features six illuminated sensor keys that you can program on two levels.You can assign functions and phone numbers at the first level and only phone numbers at thesecond level.Depending on how they are programmed, you can use the sensor keys as:• Function keys Æ Page 69• Repdial keys Æ Page 73• Procedure keys Æ Page 72Touch the key briefly to activate the programmed function or dial the stored number.Press and hold the key to open a menu for programming it Æ Page 72.A label for the function is displayed to the left of the key. You can define the labelling according toyour requirements Æ Page 74.The status of a function is shown by the LED on the corresponding sensor key.Meaning of LED displays on function keys and DSS keysIncrease the number of programmable sensor keys by connecting a key module Æ Page 17.You can program all programmable sensor keys (except "Shift") on two levels. The "Shift"key must be configured for this Æ Page 69 and extended key functionality must be active(consult your administrator).Only external phone numbers and internal phone numbers without LED display can besaved on the second level Æ Page 73.LED Meaning of function key Meaning of DSS keyS Off The function is deactivated. The line is free.T Flashing11 In this manual, flashing sensor keys are identified by this icon, regardless of the flashing interval. The flashing intervalrepresents different statuses, which are described in detail in the corresponding sections of the manual.Indicates the function status. The line is busy.R On The function is activated. There is a call on the line.The programmable sensor keys on multi-line phones function as trunk keys Æ Page 103.Mirea, ChLevel 1