Specification Sheet

24
1.10 Audio Subsystem
The board supports Intel HD Audio via the Realtek ALC283 audio codec. The audio subsystem
supports the following features:
• Analog line-out/Analog Headphone/Analog Microphone jack on the front panel
• High Definition Audio via a stereo microphone/headphone/optical jack on the back panel
• Support for 44.1 kHz/48 kHz/96 kHz sample rates on all analog outputs
• Support for 44.1 kHz/48 kHz/96 kHz sample rates on all analog inputs
• Support for digital microphone (DMIC) array via onboard header
• Back Panel Audio Jack Support (see Figure 5 for 3.5 mm audio jack pin out):
 Speakers only
 Headphones only
 Microphone only
 Combo Headphone/Microphone
Pin Number
Pin Name
Description
1 Tip Left Audio Out
2 Ring Right Audio Out
3 Ring Common/Ground
4 Sleeve Audio In
Figure 5. 4-Pin 3.5 mm (1/8 inch) Audio Jack Pin Out
NOTE
The analog circuit of the back panel audio connector is designed to power headphones or
amplified speakers only. Poor audio quality occurs if passive (nonamplified) speakers are
connected to this output.
1.10.1 Digital Microphone Array
The board supports a digital microphone (DMIC) array header for use of digital voice
assistants, such as Microsoft* Cortana. Both Intel NUC Kit NUCC6AYH and Intel NUC Kit
NUC6CAYS include dual digital array microphones mounted in the chassis on either side of the
front panel.