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©
2016
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IA40m12.indd
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5.2
CMOS Battery/RTC
The conga-IA4 provides a board-mounted battery holder (M29) for CMOS battery. The CMOS battery supplies the necessary power required
to maintain the CMOS settings and configuration data in the UEFI flash chip. The specified battery type is CR2032.
Warning
Danger of explosion if battery is incorrectly replaced. Replace only with same or equivalent type recommended by the manufacturer. Dispose
of used batteries according to the manufacturer’s instructions.
5.3
Audio Interfaces
The conga-IA4 provides audio connectors both internally and on the rear side. The internal audio connectors are stereo speaker, digital
microphone/SPDIF and front Panel HD audio. The rear audio connectors are Line-OUT and Mic-IN.
5.3.1
Rear Audio Connectors
The conga-IA4 has a high definition audio codec (Realtek ALC888S) mounted on it.
The line output signals and the microphone signals are respectively routed to connectors X62 (line-OUT) and X61 (Mic-IN) on the rear side.
The drivers for this codec can be found on the congatec website at http://www.congatec.com/en/products/mini-itx/conga-ia4.html, under the
software section.
PAN
ASONIC
+
3V
CR2032
M29 (Battery Holder)
