Description of the interfaces
CX51x0
23
Version: 1.9
5.4.3
Audio interface (N020)
Two inputs are available: "LINE IN" (X300) and "MIC IN" (X301). The "LINE OUT" interface (X302) is
intended for audio signal output. The 3.5 mm sockets are designed for jack plugs. It can also be used for
connecting headphones with a maximum output of 200 mW.
Fig. 11: Audio interface X300, X301, X302.
The audio interfaces are accessed via the operating system.
The audio interface operates in stereo mode as standard, using stereo outputs/inputs and a single-channel
input for the microphone. The inputs should be connected as indicated.
Line In / Line Out jack plugs
The left channel is transferred via the tip of the jack plug, the right channel via the first ring. The remainder of
the sleeve is used for earthing.
Fig. 12: Line In / Line Out X300, X302 jack plugs.
Table 15: Line In /Line Out jack plugs, pin assignment.
Signal
Description
L
Left channel
R
Right channel
Ground
Ground
Mic In jack plug
The only existing channel is transferred via the tip, the remainder of the sleeve is used for earthing.
Fig. 13: Mic In X301 jack plug.
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