Nokia N91 manual 112

Tools

anything else and connect it to a charger and keep the charger connected while your device formats the hard drive.

To format the hard drive, select Options > Quick format or Full format. Full format scans the drive for errors before formatting. Full format deletes all the information from the disk without scanning the disk first. Use this option for a previously formatted disk and if you are sure the disk is not damaged.

When the hard drive is formatted, all data on the drive is permanently lost. Back up data you want to keep before formatting the hard drive. You can use Nokia PC Suite to back up data to a compatible PC.

Activation keys for copyright-protected files

Copyright protections may prevent some images, music (including ringing tones), and other content from being copied, modified, transferred or forwarded.

To view the digital rights activation keys stored in your device, press , and select Tools > Actv. keys and from the following:

Valid keys—View keys that are connected to one or more media files and keys whose validity period has not started yet.

Invalid keys—View keys that are not valid; the time period for using the media file is exceeded or there is a protected media file in the device but no connected activation key.

Not in use—View keys that have no media files connected to them in the device.

To buy more usage time or extend the usage period for a media file, select an invalid activation key and Options > Activate content. Activation keys cannot be updated if Web service message reception is disabled. See ‘Web service messages’, p. 57.

To view detailed information, such as the validity status and ability to send the file, scroll to an activation key, and press the joystick.

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