2.9 Connection of 2.4 GHz Portable Stations2.9.1 OverviewRequired Equipment and Maximum Number of CallsCSs determine the area covered by the wireless system. The number of calls that can be made simultaneouslythrough each CS varies depending on the model, as follows:CS Connection Card Maximum Calls Compatible PSsKX-TDA0151 DHLC/DLC 2 • KX-TD7684• KX-TD7694• KX-TD7680• KX-TD7690KX-TDA0152 CSIF 3KX-TDA0141 DHLC/DLC 2KX-TDA0142 CSIF 3NoteFor more details about the PS, refer to the Operating Instructions of the PS.Required Distances between EquipmentCAUTION• Keeping some distance between the equipment listed below may prevent interference. (The distancemay vary depending on the environment.)Equipment DistanceCS and office equipment such as a computer, telex, faxmachine, etc.More than 2 mCS and PS More than 1 mEach PS More than 0.5 mPBX and CS More than 2 mCS and CS More than 15 m*1*1 KX-TDA0151CN: More than 3 m• The CS should be kept free of dust, moisture, high temperature (more than 40 °C), low temperature(less than 0 °C), and vibration, and should not be exposed to direct sunlight.• The CS should not be placed outdoors (use indoors).• The CS should not be placed near high-voltage equipment.• The CS should not be placed on a metal object.• Systems using 2.4 GHz ISM (Industrial, Scientific and Medical) band may interfere with the KX-TDA/KX-TDE wireless system. Examples of such systems are cordless telephones, wireless LAN, HomeRF, microwave ovens and other ISM devices. These systems may cause minor noise.NoticePlease take into consideration the distance between the CSs when site planning. Please consult a certifieddealer for details.182 Installation Manual2.9.1 Overview