Sony DSX-M80 Operating Instructions Manual page 28

The talker's voice cannot be heard.
A call partner says that the volume is too low or high.
Echo or noise occurs in phone call conversations.
The phone is not connected.
The phone sound quality is poor.
The volume of the connected audio device is low (high).
The sound skips during playback of a BLUETOOTH audio device.
The connected BLUETOOTH audio device cannot be controlled.
Some functions do not work.
A call is answered unintentionally.
Pairing failed due to a timeout.
Cannot pair.
BLUETOOTH function cannot operate.
No sound is output from the boat speakers during handsfree call.
"Siri Eyes Free" is not activated.
"Sony | Music Center" operation
Application name is mismatched with the actual application in "Sony | Music Center".
While running the "Sony | Music Center" application via BLUETOOTH, the display automatically switches to [BT AUDIO].
The "Sony | Music Center" application is automatically disconnected when the display switches to [IPD].
The "Sony | Music Center" connection is automatically disconnected when the USB mode of the unit is changed to [ANDROID].
Pandora® operation
Pandora® connection is not possible.
Messages
General
USB Device Playback
BLUETOOTH Function
"Sony | Music Center" Operation
Pandora® Operation
SiriusXM Operation
Firmware Update Operation
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