Why is there no sound in the Mercedes-Benz E300 navigation?
1 Answers
Mercedes-Benz E300 navigation having no sound is mostly due to volume settings issues. Here are the specific reasons and solutions: 1. Volume issue: The volume setting in the navigation system is not turned up, or the mute setting is activated. Solution: Turn on the FM transmission function in the FM transmission interface. 2. Media audio: The media audio on the phone is not turned off, causing signal interference with the Bluetooth function. Solution: Go to the phone's Bluetooth settings interface, turn off the media audio, and keep the phone audio. 3. Speaker wire: The speaker wire is broken or damaged. Solution: Replace the wire or the speaker. 4. Sound default: The phone navigation software sound defaults to phone audio output. Solution: Select the media audio channel in the car Bluetooth channel settings in the phone navigation.