Product Description
27
1.8.2 Audio Connectors and Headers
The board contains audio connectors and headers on both the back panel and the
component side of the board. The component-side audio headers include front panel
audio (a 2 x 5-pin header that provides mic in and line out signals for front panel audio
connectors). The available configurable back panel audio connectors are shown in
Figure 4.
Item Description
A Line-in
B Line-out (front speakers)
C Mic-in (center/sub)
Figure 4. Back Panel Audio Connectors
NOTE
The back panel audio line out connector is designed to power headphones or amplified
speakers only. Poor audio quality occurs if passive (non-amplified) speakers are
connected to this output.
For information about Refer to
The locations of the front panel audio connector and S/PDIF audio header Figure 10, page 50
The signal names of the front panel audio connector and S/PDIF audio header Section 2.2.2.1, page 52
The back panel audio connectors Section 2.2.1, page 49
1.8.2.1 S/PDIF Header
The S/PDIF header allows connections to optical dongles for digital audio output.
1.8.2.2 Internal Mono Speaker Header
The internal mono speaker header allows connection to an internal, low-power speaker
for basic system sound capability. The subsystem is capable of driving a speaker load
of 8 Ohms at 1 W (rms) or 4 Ohms at 1.5 W (rms).
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