Cmos Battery/Rtc; Audio Interfaces; Rear Audio Connectors - Congatec conga-IA4 User Manual

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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

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

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.

M29 (Battery Holder)

IA40m12.indd

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