31CommunicationLog durationYou can change the length of time thatcommunication events are stored in thelogs. After that time, events areautomatically erased to free up memory.To set a log duration,1. In Standby mode, press [Menu] →Logs.2. Press <Options> → Settings.3. Press <Options> → Change.4. Scroll to a duration and press .Communication optionsText message optionsFrom the Messages menu, press<Options> → Settings → Shortmessage to change the followingoptions:• Service centres: view all definedmessage centres or add a new centre(press <Options> → New)• Service centre in use: set a messagecentre to use when sending textmessages• Character support: set a characterencoding type (Full for Unicodereduces your maximum messagelength by about one-half)• Delivery report: set to receive areport when the message has beendeliveredIf you select No log, nocommunication events will be storedin the log.