27Copyright © 2003 Nokia. All rights reserved.Turning off the loudspeaker• When you have an active call, select Options→ Activate handset.Headset modeTo adjust the volume level when a headset is connected to your phone, pressor or use the headset’s keys, if available.■ KeyguardUse the keyguard (keypad lock) to help prevent accidental key presses.In standby mode, press and then . When the keys are locked,appears on the display. Press and then to unlock the keys.When keyguard is on, press to answer a call. During a call, the phone can beoperated in the normal way.Note: When keyguard is on, calls may be possible to the emergency numberprogrammed into your phone (e.g. 112 or other official emergency number). Just key in theemergency number and press . The number is displayed only after you have keyed in its lastdigit.■ Shared memoryThe following features in your phone use shared memory: contacts, text messages, andmultimedia messages, images and ringing tones, Video recorder, RealOne Player TM , calendarand to-do notes, and downloaded applications. Using any of these features leaves lessmemory for other features. This is especially true with heavy use of any of the features. Forexample, saving many images may take all of the shared memory and your phone maydisplay that the memory is full. In this case, delete some of the information or entriesreserving the shared memory.