Intel DB75EN Technical Product Specification - Page 26

Audio Connectors and Headers

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Intel Desktop Board DB75EN Technical Product Specification 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 A B C Description Line in/surround Line out/front speakers 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 The locations of the front panel audio header and S/PDIF audio header The signal names of the front panel audio header and S/PDIF audio header The back panel audio connectors Refer to Figure 11, page 45 Section 2.2.2.1, page 47 Section 2.2.1, page 44 1.8.2.1 S/PDIF Header The S/PDIF header allows connections to coaxial or 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). 26

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Intel Desktop Board DB75EN Technical Product Specification
26
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/surround
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 header and S/PDIF audio header
Figure 11, page 45
The signal names of the front panel audio header and S/PDIF audio header
Section 2.2.2.1, page 47
The back panel audio connectors
Section 2.2.1, page 44
1.8.2.1
S/PDIF Header
The S/PDIF header allows connections to coaxial or 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).