2Thank you for purchasing a Panasonic Telephone.When using the KX-T7500 series, keep the following conditions in mind:• If there is any problem, unplug the extension line and connect a known workingphone. If the known working phone operates properly, have the defective phonerepaired by a specified Panasonic Factory Service Centre. If the known workingphone does not operate properly, check the Digital Super Hybrid System and theinternal extension wiring.• Keep the unit away from heating appliances and electrical noise generatingdevices such as fluorescent lamps and motors.• The unit should be kept free of dust, moisture and vibration, and should not beexposed to direct sunlight.• Do not use benzine, thinner, or any abrasive powder to clean the cabinet. Wipe itwith a soft cloth.• Do not use any handset other than a Panasonic handset.WARNING:TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THISPRODUCT TO RAIN OR ANY TYPE OF MOISTURE.Note: In this manual, the suffix of each model number is omitted.Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Location of Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Initial Setting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Making Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7Receiving Calls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8When the Dialled Extension is Busy/No Answer . . . . . . . . . . . . . . . . . . . . . 9Calling Back . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10During a Conversation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11Useful Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14How to Use the Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17Storing in Speed Dialling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23Wall Mounting/Installing the KX-T7545 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25Features List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26CautionContentsThis product is intended to be connected to a PBX system.This product complies with the essential requirements of the Directive 1999/5/ECRadio and telecommunications terminal equipment directive.