Kontron KTQM87-mITX - Manual (Page 31)

KTD-N0886-A Page 29 IO-Area Connectors
KTQM87/mITX Users Guide
Audio Jack Connector Stack (J16) 6.4
The on-board Audio circuit implements up to 8 Channel High Definition Audio via SPDIF-Out connector, see
SPDIF-Out (J33) description.
Interface is based on UAA (Universal Audio Architecture), featuring five 24-bit stereo DACs and three 20-
bit stereo ADCs. The Following Audio connector is available in IO Area.
Audio Speakers, Line-in and Microphone are available in a stacked audiojack connector:
Signal Type Note
TIP LINE1-IN-L IA 1.0V
RMS,
30kΩ
RING LINE1-IN-R IA 1.0V
RMS
, 30kΩ
SLEEVE GND PWR
TIP OUT-L OA For headphone, max 1.6V
RMS
RING OUT-R OA For headphone, max 1.6V
RMS
SLEEVE GND PWR
TIP MIC1-L IA 1.0V
RMS,
30kΩ
RING MIC1-R IA 1.0V
RMS
, 30kΩ
SLEEVE GND PWR
Signal Description Note
LINE1-IN-L Line In signal Left
LINE1-IN-R Line In signal Right
OUT-L Speaker Out Left Shared with J34 pin header connector
OUT-R Speaker Out Right Shared with J34 pin header connector
MIC1-L Microphone In Left
MIC1-R Microphone In Right