15ServiceIf you experience problems or defects with the phone, please dial the servicenumber for your country.Intended useThe OpenScape Desk Phone has been developed as a device for voice trans-mission and connection via a LAN, and should be placed on a desk or mountedon a wall. Any other use is regarded as unintended.Telephone type informationThe identification details (exact product designation and serial number) of yourtelephone can be found on the underside of the base unit. Specific details con-cerning your communication platform can be obtained from your administrator.Please have this information ready when you contact the service department re-garding faults or problems with the product.Speakerphone quality and display legibility• To ensure good speakerphone quality, the area in front of the telephone (frontright) should be kept clear.The optimum handsfree distance is approx. 50 cm.• Proceed as follows to optimize display legibility:– Turn the phone and tilt the display so that you have a frontal view of thedisplay while eliminating light reflexes.The service department can help you only if you experience problems ordefects with the phone itself.Should you have any questions regarding operation, your specialist re-tailer or network administrator will be glad to assist you. For queries regar-ding connection of the telephone, please contact your network provider.