© 2006 Nokia. All rights reserved.Overview15Text input settingsTo define the text input settings, tap , and selectTools > Control panel > Text input settings. For moreinformation, see the device help.Volume controlTo adjust the master volume, tap to access the soundsettings. To decrease or increase the volume, drag thevolume slider to the desired position. The master volumeoverrides all other volume settings in the device.Warning: Listen to music at a moderate level.Continuous exposure to high volume maydamage your hearing. Do not hold the devicenear your ear when the loudspeaker is in use,because the volume may be extremely loud.Device lockTo prevent unauthorized use of your device, change thelock code, and set the device to automatically lock after acertain time-out period.To lock the device, briefly press , select Lock device, andtap OK. To unlock the device, enter the lock code, and tapOK.To edit the device lock settings, tap , and select Tools >Control panel > Device lock.To set the time-out period, tap Autolock period, and selectthe desired time.Change the lock codeTo change the lock code, do the following:1. Tap , and select Tools > Control panel > Device lock >Change lock code.2. Enter the current lock code (the default code is12345), and tap OK.3. Enter the new code, and tap OK.4. Enter the new code again, and tap OK.If you tap Cancel in any of these dialogs, the devicelock code is not changed.Keep the new code secret and in a safe place separatefrom your device.Note: If you lose the device lock code, you musttake the device to a Nokia authorized servicefacility. To unlock the device, the software mustbe reloaded, and all data you have saved in thedevice may be lost.