Kenwood kdc-bt420u Instruction Manual

22TROUBLESHOOTINGSymptom RemedyBluetooth®Voice calling method isnot successful.• Use voice calling method in a more quiet environment.• Reduce the distance from the microphone when youspeak the name.• Make sure the same voice as the registered voice tag isused.Sound is beinginterrupted or skippedduring playback of aBluetooth audio player.• Reduce the distance between the unit and the Bluetoothaudio player.• Turn off, then turn on the unit and try to connect again.• Other Bluetooth devices might be trying to connect tothe unit.The connected Bluetoothaudio player cannot becontrolled.• Check whether the connected Bluetooth audio playersupports Audio/Video Remote Control Profile (AVRCP).(Refer to the instructions of your audio player.)• Disconnect and connect the Bluetooth player again.“DEVICE FULL” The number of registered devices has reached its limit.Retry after deleting an unnecessary device. ( 15, DEVICEDELETE)“N/A VOICE TAG” Make sure the same voice as the registered voice tag isused.“NOT SUPPORT” The connected phone does not support Voice Recognitionfeature.“NO ENTRY” /“NO PAIR”There is no registered device connected/found viaBluetooth.“ERROR” Try the operation again. If “ERROR” appears again, check ifthe device supports the function you have tried.“NO INFO” Bluetooth device cannot get the contact information.“HF ERROR XX” /“BT ERROR”Reset the unit and try the operation again. If this does notsolve the problem, consult your nearest service center.SPECIFICATIONSTunerFM Frequency Range 87.9 MHz — 107.9 MHz (200 kHz space)Usable Sensitivity (S/N = 26 dB) 8.2 dBf (0.71 μV/75 Ω)Quieting Sensitivity(DIN S/N = 46 dB)17.2 dBf (2.0 μV/75 Ω)Frequency Response (±3 dB) 30 Hz — 15 kHzSignal-to-Noise Ratio (MONO) 64 dBStereo Separation (1 kHz) 40 dBAM Frequency Range 530 kHz — 1 700 kHz (10 kHz space)Usable Sensitivity (S/N = 20 dB) 29 dBμ (28.2 μV)CD playerLaser Diode GaAIAsDigital Filter (D/A) 8 times over samplingSpindle Speed 500 rpm — 200 rpm (CLV)Wow & Flutter Below measurable limitFrequency Response (±1 dB) 20 Hz — 20 kHzTotal Harmonic Distortion (1 kHz) 0.01 %Signal-to-Noise Ratio (1 kHz) 105 dBDynamic Range 90 dBChannel Separation 85 dBMP3 Decode Compliant with MPEG-1/2 Audio Layer-3WMA Decode Compliant with Windows Media AudioAAC Decode AAC-LC “.m4a” files