IEI Integration ROCKY-3786 v4.10 - Manual (Page 39)

Page 39
MODEL NAME
ROCKY-3786EV CPU Card
Page 39
Figure 3-4: ATX Power Switch Connector Location
3.2.4 Audio Connector
CN Label: CN28
CN Type: 12-pin header (2x6)
CN Location: See Figure 3-5
CN Pinouts: See Table 3-7
The ROCKY-3786EV has a built-in AC ’97 AUDIO CODEC connector directly connected
to the SPEAKER-OUT, MIC-IN, LINE-IN and LINE-OUT.
PIN NO. DESCRIPTION
1 LEFT SPEAKER OUT SIGNAL (WITH OP MPLIFIER)
2 RIGHT SPEAKER OUT SIGNAL (WITH OP AMPLIFIER)
3 GROUND (FOR SPK CONNECTOR)
4 GROUND (FOR LINE OUT CONNECTOR)
5 LEFT LINE OUT SIGNAL
6 RIGHT LINE OUT SIGNAL
7 LEFT LINE IN SIGNAL
8 RIGHT LINE IN SIGNAL
9 GROUND (FOR LINE IN CONNECTOR)