
NANO-9453 EPIC Motherboard
Page 38
4.2.4 Audio Connector (9-pin)
CN Label:
J_AUDIO1
CN Type:
9-pin header
CN Location:
See Figure 4-6
CN Pinouts:
See Table 4-6
An optional module can be connected to the 10-pin audio connector to provide the system
with a high quality AC’97 or Azalia compatible codec that provides a complete integrated
audio solution.
Figure 4-6: Audio Connector Pinouts
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 AC97_SYNC 2 AC97_BITCLK
3 AC97_SDOUT 4 AC97_PCBEEP
5 AC97_SDIN 6 AC97_RST#
7 AC97_VCC 8 AC97_GND
9 AC97_12V
Table 4-6: Audio Connector Pinouts
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