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Installing and Replacing Desktop Board Components
45
S/PDIF Connector
Figure 23, A shows the location of the S/PDIF connector. This connector can be used
with HDMI video cards (see Figure 23, B).
Table 4 shows the pin assignments and signal names for
the S/PDIF connector.
Table 4. S/PDIF Connector Signal Names
Pin Description
1 Vcc
2 S/PDIF Out
3 Ground
Front Panel Audio Header
Figure 23, B shows the location of the front panel audio header. Table 5 shows the pin
assignments for the front panel audio header.
Table 5. Front Panel Audio Header Signal Names for Intel
®
High Definition
Audio
Pin Signal Name Pin Signal Name
1 PORT 1L 2 GND
3 PORT 1R 4 PRESENCE#
5 PORT 2R 6 SENSE1_RETURN
7 SENSE_SEND 8 KEY (no pin)
9 PORT 2L 10 SENSE2_RETURN
To install the cable that connects the front panel audio solution to the front panel
audio header, follow these steps:
1. Observe the precautions in "Before You Begin" on page 25.
2. Turn off all peripheral devices connected to the
computer. Turn off the computer
and disconnect the AC power cord.
3. Remove the cover.
4. Install a correctly keyed and shielded front panel audio cable.