5-6 DECT Portable StationBefore Operating the DECT Portable StationFeature NumbersTo operate certain features, you need to enter specified feature numbers (and an additional parameter,if required).There are two types of feature numbers as follows:• Flexible feature number• Fixed feature numberFixed feature numbers cannot be changed. However, you can change the flexible numbers to othernumbers for easier use. If you want to change the numbers, consult your dealer. In this manual, thedefault numbers (factory installed) are used for operations.A flexible number is shown as (half-shaded key). Use the new programmed number if you havechanged the feature number. Write the new number in the “Feature Number List” (Appendix).Your Extension Number / DECT System NumberYou can check your own extension number or/and the connected DECT System number on the displayif set to be shown by PS Programming. Refer to “Customising Your PS – PS Programming – StandbyDisplay Selection”.TonesYou will hear various tones, during or after an operation, for confirmation. Refer to “What is ThisTone?” (Appendix).ExamplesThe displays and the illustrations shown as examples are from a PS connected to the KX-TD1232.RestrictionsSome features may be restricted at your PS under system programming. Consult your manager ordealer.Icon DescriptionsThere are some icons which show you the feature availability, notes and action to operate the features.For details, refer to “Before Operating the Telephones – Icon Descriptions” (Operation).While operating the PS, you can easily refer to the Icons noted on the inside back cover of this manual.