Kontron KTUS15-mITX - 1.1 Basic - Manual (Page 40)

KTD-00774-G KTUS15/mITX Page 40 of 84
4.13 Audio Connectors
The onboard Audio circuit implements 7.1+2 Channel High Definition Audio, featuring ten 24-bit stereo DACs
and two 20-bit stereo ADCs. The Audio signals are made available on the Frontpanel connectors (Line in /
Line out / MIC) and the onboard AUDIO_HEAD and CDROM Audio input connectors.
4.13.1 Audio Line-In, Line-Out and Microphone
Audio Line-in, Line-out and Microphone are available in the audiojack connectors.
Signal Type Note
TIP LINE1-IN-L IA
RING LINE1-IN-R IA
SLEEVE GND PWR
Signal Type Note
TIP MIC1-L IA
RING MIC1-R IA
SLEEVE GND PWR
Signal Type Note
TIP LINE-OUT-L OA
RING LINE-OUT-R OA
SLEEVE GND PWR
Signal Description Note
LINE-OUT / FRONT Line out / Front Speakers
MIC1 MIC Input 1
LINE1-IN Line in 1 signals
4.13.2 CDROM Audio Input (CDROM)
CD-ROM audio input may be connected to this connector. It may also be used as a secondary line-in signal.
PIN# Signal Type Ioh/Iol
Pull
U/D
Note
1 CD_Left IA - - 1
2 CD_GND IA - -
3 CD_GND IA - -
4 CD_Right IA - - 1
Note 1: The definition of which pins are use for the Left and Right channels is not a worldwide accepted
standard. Some CDROM cable kits expect reverse pin order.
Signal Description
CD_Left
CD_Right
Left and right CD audio input lines or secondary Line-in.
CD_GND Analogue GND for Left and Right CD.
(This analogue GND is
not shorted to the general digital GND on the board).