Sony MEX BT2500 Operating Instructions - Page 22

Automatic tuning is not possible. • Setting of the local seek mode is not correct. t Tuning stops too frequently: Set "LOCAL-ON" (page 15). t Tuning does not stop at a station: Set "MONO-ON" (page 16). • The broadcast signal is too weak. t Perform manual tuning. During FM reception, the "ST" indication flashes. • Tune in the frequency accurately. • The broadcast signal is too weak. t Set "MONO-ON" (page 16). An FM program broadcast in stereo is heard in monaural. The unit is in monaural reception mode. t Set "MONO-OFF" (page 16). Bluetooth function The connecting device cannot detect this unit. • Before the pairing is made, set this unit to pairing standby mode. • While connected to a Bluetooth device, this unit cannot be detected from another device. Disconnect the current connection and search for this unit from another device. • When the device pairing is made, set the Bluetooth signal output to on (page 12). Connection is not possible. • Connect to this unit from a Bluetooth device or vice versa, The connection is controlled from one side (this unit or Bluetooth device), but not both. • Check the pairing and connection procedures in the manual of the other device, etc., and perform the operation again. The talker's voice volume is low. Adjust the volume level. Echo or noise occurs in phone call conversations. • Lower the volume. • If the ambient noise other than the phone call sound is loud, try reducing this noise. E.g.: If a window is open and road noise, etc., is loud, shut the window. If the air conditioner is loud, lower the air conditioner. The phone is not connected. When the Bluetooth audio is played back, the phone is not connected even if you press (handsfree). t Connect from the phone. The phone sound quality is poor. Phone sound quality depends on reception conditions of cellular phone. t Move your car to a place where you can enhance the cellular phone's signal if the reception is poor. The volume of the connected audio device is low (high). Volume level will differ depending on the audio device. t Adjust the volume of the connected audio device or 22 this unit. The sound skips during playback of a Bluetooth audio device. • Reduce the distance between the unit and the Bluetooth audio device. • If the Bluetooth audio device is stored in a case which interrupts the signal, remove the audio device from the case while using. • Several Bluetooth devices or other devices which emit radio waves are used nearby. t Turn off the other devices. t Reduce the distance from the other devices. • The playback sound stops momentarily when the connection between this unit and the cellular phone is being made. This is not a malfunction. The connected Bluetooth audio device cannot be controlled. Check that the connected Bluetooth audio device supports AVRCP. Some functions do not work. Check if the connecting device supports the functions in question. A call is answered unintentionally. The connecting phone is set to answer a call automatically. No sound is output from the car speakers during handsfree call. If the sound is output from the cellular phone, set the cellular phone to output the sound from the car speakers. "OFF BT" appears when initializing. Press (OFF). Press and hold (EQ/BLUETOOTH) until " " turns off. Then initialize again. Error displays/Messages ERROR • The disc is dirty or inserted upside down. t Clean or insert the disc correctly. • A blank disc has been inserted. • The disc cannot play due to a problem. t Insert another disc. FAILURE The connection of speakers is incorrect. t See the installation guide manual of this model to check the connection. L. SEEK +/- The local seek mode is on during automatic tuning. NO INFO Text information is not written in the MP3/WMA file. NO MUSIC The disc is not a music file. t Insert a music CD. NO NAME An album/track name is not written in the track. OFFSET There may be an internal malfunction. t Check the connection. If the error indication remains on in the display, consult your nearest Sony dealer.