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Audiolink

Last updated: January 04, 2022

Audio Systemlink

Info-Ryzen Model Y has two trims, Upgraded audio (in Partial Premium Interior) and Premium audio (in Premium Interior). The Upgraded audio comes with 7 internal speakers, 1 external speaker, 1 amplifier, and 1 Audio Digital Signal Processor (ADSP). The Premium audio includes 7 additional speakers and 1 additional amplifier.

There is 1 set of microphones used for the Telephony subsystem. The Telephony microphones are located on the headliner.

The Music, Movie, Gaming, and Telephony audio processing is completed by a dedicated ADSP located on the Infotainment Board.

Audio System Architecturelink

A high-level architecture diagram of the inputs and outputs to the ADSP is shown in the image below. The external amplifier is located in the trunk of the vehicle, while the MCU amplifier is a collection of 2 amplifiers located on the Infotainment Board.

Audio System Architecture

Upgraded Audiolink

The on-board Upgraded audio is driven by two DAC amplifiers (TDA7802, 4x40W output power). The base audio configuration has eight speakers, each delivering up to 40W output:

  • 4 on the doors, 1 each
  • 3 on the Instrument Panel: left, center, and right
  • 1 external speaker.
Qty Image Size Type Location Amplifier Power
1 Center Channel 100 mm High Mid-range Instrument panel MCU amplifier 1 40w / 2Ω
2 Left & Right 100 mm High Mid-range Instrument panel MCU amplifier 1 40w / 2Ω
2 Left & Right 170 mm Woofer Front Door MCU amplifier 2 40w / 2Ω
2 Left & Right 100 mm High Mid-range Rear Door MCU amplifier 2 40w / 2Ω
1 External - - Aeroshield MCU amplifier 1 -

Premium Audiolink

The premium audio comes with an additional amplifier that is external to the car computer, located behind the trunk trim. It has an A2B chip (slave) for communication. Since the premium audio package has 7 additional speakers, this module contains two audio drivers at two different power output levels.

  • DAC Amplifier (4x40W output power)
    • Left and right rear doors
    • Left and right parcel shelf (Model 3) / liftgate (Model Y)
  • DAC Amplifier (4x80W output power)
    • Left and right doorwoofers
    • Subwoofer VC1 and Subwoofer VC2
Qty Image Size Type Location Amplifier Power
1 Center Channel 100 mm Full Range Instrument panel MCU amplifier 1 40w / 2Ω
2 Left & Right 100 mm Full Range Instrument panel MCU amplifier 1 40w / 2Ω
2 Left & Right 25 mm Tweeter Mid A-Pillar MCU amplifier 2 20w / 4Ω
2 Left & Right 60 mm Full Range Headliner MCU amplifier 2 20w / 2Ω
2 Left & Right 100 mm Full Range Rear parcel shelf (Model Y)
Liftgate (Model Y)
Premium 1 40w / 2Ω
2 Left & Right 100 mm Full Range Rear door Premium 1 40w / 2Ω
2 Left & Right 200 mm Doorwoofer Front door Premium 2 80w / 4Ω
1 Low-Frequency Effect Channel - Sub-woofer Rear quarter Premium 2 2x 80w / 4Ω
1 External - - Aeroshield MCU amplifier 1 -
Speaker Placement with Premium Audio
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