2. Select split time or lap time.3. Press Start.To use the calculator1. Press Menu > Tools > Calculator.2. Use [ / / / /OK] to calculate.3. Use [ ] to use the decimal point.To use the converter1. Press Menu > Tools > Unit Converter.2. Select the current unit and the unit to be changed.3. Enter the figure.Notepad & voice memoTo use notepad1. Press Menu > Tools > Notepad.2. To create new memo press New or Options > New.3. To edit memo press Options > Edit.To record voice memo1. Press Menu > Tools > Voice Memo.2. Press Options > Record.3. To stop recording, press Stop.4. To listen to the recording, press Options > Play.Business cardYou can send your information by sending it as multimedia message.To create your own business card1. Press Menu > Contacts > My Business Card.2. Press Add > edit the filed > Options >Save.To forward using multimedia message1. Press Menu > Contacts > My Business Card.2. Press Options > Forward > via Message.3. Write a message.4. Press Options > Send.To update information1. Press Menu > Contacts > My Business Card.2. Press Options > Edit Business Card.3. Update information.4. Press Options > Save.