1.1 Before Operating a TelephoneOperating Manual 15Using a Navigator Key/Volume Key (depending on the type of your PT)The Navigator Key can be used to control display contrast and volume, or to search for items using thedisplay. Pressing the Navigator Key in the desired direction will change the contrast, volume level or itemsdisplayed, as shown below. On PTs with a Volume Key, this key can be used to adjust the volume, as shownbelow.ExamplesThe displays and the illustrations shown throughout this manual as examples are of a telephone connectedto the KX-TA824.RestrictionsFeatures that have been restricted through system programming will not be available at your extension.Icon DescriptionsThe following icons are used frequently throughout this manual.Navigator Key Volume KeyThis feature cannot be used with anSLT.Seize an outside (CO) line by doingone of the following:• Press a CO button.• Dial the automatic line accessnumber (9).• Dial the outside (CO) line groupaccess number (8) and outside(CO) line group number.See "Programming" for relatedprogramming, if necessary.Go off-hook by doing any of thefollowing:• Lift the handset.• Press the SP-PHONE button.• Press the MONITOR button. (Tostart talking, lift the handset.)Press the Call button on theDoorphone.Up(Level increases)Down(Level decreases)RightLeftUp(Level increases)Down(Level decreases)No SLToutside(CO) linegroup no.OR89OR(CO)