The phone sound quality is poor.

Phone sound quality depends on reception conditions of cellular phone.

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.

Adjust the volume of the connected audio device or this unit.

No sound is heard from the Bluetooth audio device.

The audio device is paused.

– Cancel pause of the audio device.

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 during use.

Several Bluetooth devices or other devices which emit radio waves are in use nearby.

Turn off the other devices.

Increase 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.

The name of the other party does not appear when a call is received.

The calling phone is not set to send the phone number.

A call is answered unintentionally.

The connecting phone is set to answer a call automatically.

“AUTO ANS” of this unit is set to “ANS-1” or “ANS-2” (page 23).

Pairing failed due to time out.

Depending on the connecting device, the time limit for pairing may be short.

– Try completing the pairing within the time.

Bluetooth function cannot operate.

Turn off the unit by pressing  for more than 2 seconds, then turn the unit on again.

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.

Pandora® connection is not possible.

Shut down the Pandora® application on the mobile device, and then launch again.

Application name is mismatched with the actual application in App Remote.

Launch the application again from the “App Remote” application.

While running the “App Remote” application via Bluetooth, the display automatically switches to “BT AUDIO.”

The “App Remote” application or Bluetooth function has failed.

– Run the application again.

Error displays/Messages

CHECKING

The unit is confirming the connection of a USB device.

Wait until confirming the connection is finished.

ERROR

The disc is dirty or inserted upside down.

– Clean or insert the disc correctly.

A blank disc has been inserted.

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Sony MEX-GS600BT operating instructions Error displays/Messages