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ASUS M3A78-EM 1-27
LAN port LED indications
LAN port
SPEED
LED
ACT/LINK
LED
Activity/Link Speed LED
Status Description Status Description
OFF No link OFF 10 Mbps connection
ORANGE Linked ORANGE 100 Mbps connection
BLINKING Data activity GREEN 1 Gbps connection
7. LAN (RJ-45) port. This port allows Gigabit connection to a Local Area
Network (LAN) through a network hub.
8. Rear Speaker Out port (black).
This port connects the rear speakers in a
4-channel, 6-channel, or 8-channel audio conguration.
9. Center/Subwoofer port (orange).
This port connects the center/subwoofer
speakers.
10. Line In port (light blue).
This port connects the tape, CD, DVD player, or
other audio sources.
11. Line Out port (lime).
This port connects a headphone or a speaker. In
4-channel, 6-channel, and 8-channel conguration, the function of this port
becomes Front Speaker Out.
12. Microphone port (pink).
This port connects a microphone.
13. Side Speaker Out port (gray).
This port connects the side speakers in an
8-channel audio conguration.
Refer to the audio conguration table for the function of the audio ports in 2, 4,
6, or 8-channel conguration.
Audio 2, 4, 6, or 8-channel conguration
Ensure the audio device of Sound playback is Realtek High Denition Audio
(the name may be different based on the OS). Go to Start > Control Panel >
Sounds and Audio Devices > Sound Playback to congure the setting.
Port
Headset
2-channel
4-channel 6-channel 8-channel
Light Blue Line In Line In Line In Line In
Lime Line Out Front Speaker Out Front Speaker Out Front Speaker Out
Pink Mic In Mic In Mic In Mic In
Orange – – Center/Subwoofer Center/Subwoofer
Black – Rear Speaker Out Rear Speaker Ou Rear Speaker Out
Gray – – – Side Speaker Out