![](/images/backgrounds/293826/asrock-ion-330-bd-owner-s-manual11x1.png)
1.4 Rear Panel Connectinos
17
18
19
20
21
22
PDIF / S
HDMI
MP3
25
24
23
17.
18.Optical S/PDIF Out port
19.Mic In (Pink): Microphone
20.Front L/R Out (Lime): Stereo speakers or headphones
21.HDMI connector
22.Display (VGA) port: VGA monitor
23.USB2.0 ports: USB devices
24.LAN
25.Line In (Blue): External audio device
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