24 | KDC-BT645U/ KDC-HD545UBluetooth SetupFunction of KDC-BT645UKDC-HD545U with KCA-BT200 (Optional Accessory)Registering PIN CodeBy operating the Bluetooth device, specify the PINcode necessary for registering this unit.1 Select PIN code edit modeFor how to select setup item, refer to Setup> (page 22).Select “SETTINGS” > “DETAILED SET” > “PINCODE EDIT”.2 Enter PIN code edit modePress the [VOL] knob.The current setting of PIN code is displayed.3 Input the PIN codeOperation type OperationSelect the numbers. Turn the [VOL] knob.Move to the next digit. Press the [¢] button.Delete the last digit. Press the [4] button.4 Register a PIN codePress the [VOL] knob.If “COMPLETE” is displayed, registration iscompleted.5 Exit Function Setting modePress the [ ] button for at least 1 second.⁄• By default, “0000” is specified.• A PIN code can be specified with up to 8 digits.Displaying the Firmware VersionDisplay the version of the firmware of this unit.1 Enter Bluetooth Firmware update modeFor how to select setup item, refer to Setup> (page 22).Select “SETTINGS” > “DETAILED SET” > “BT F/WUPDATE”.2 Enter Bluetooth Firmware update modePress the [VOL] knob.The firmware version appears.3 Exit Function Setting modePress the [ ] button for at least 1 second.⁄• For how to update the firmware, access our web site.http://www.kenwood.com/cs/ce/bt/Downloading the Phone BookDownload the phone book data from the cell-phone to this unit so that you can use the PhoneBook of this unit.To download automaticallyIf the cell-phone supports a phone booksynchronization function, the phone book isdownloaded automatically after Bluetoothconnection.⁄• Setting on the cell-phone may be required.• If no phone book data is found in the unit even afterthe compete display, your cell-phone may not supportautomatic download of phone book data. In this case, trydownloading manually.To download from the cell-phone manually1 By operating the cell-phone, end the hands-freeconnection.2 By operating the cell-phone, send the phonebook data to this unitBy operating the cell-phone, download the phonebook data to this unit.• During downloading:“DOWNLOADING” is displayed.• After completion of downloading:“COMPLETE” is displayed.3 By operating the cell-phone, start the hands-free connection.⁄• Up to 1000 person phone numbers can be registered foreach registered cell-phone.• Up to 25 digits can be registered for each phone numberalong with up to 50* characters representing a name.(* 50: Number of alphabetic alphabetical characters.Fewer characters can be input depending on the typeof characters.)• To cancel downloading of the phone book data, operatethe cell-phone.