Asus M4N78 - Manual (Page 30)

1.10 Connectors
1.10.1 Rear panel connectors
1. PS/2 Keyboard/Mouse port. This port is for a PS/2 keyboard / mouse.
2. Parallel port. This 25-pin port connects a parallel printer, a scanner, or other devices.
3. USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports are
available for connecting USB 2.0 devices.
4. LAN (RJ-45) port. This port allows Gigabit connection to a Local Area Network (LAN)
through a network hub.
LAN port LED indications
Activity/Link LED Speed LED
Status Description Status Description
OFF No link OFF 10 Mbps connection
YELLOW Linked ORANGE 100 Mbps connection
BLINKING Data activity GREEN 1 Gbps connection
LAN port
SPEED
LED
ACT/LINK
LED
5. Rear Speaker Out port (black). This port connects the rear speakers in a 4-channel,
6-channel, or 8-channel audio configuration.
6. Center / Subwoofer port (orange). This port connects the center/subwoofer speakers.
7. Line In port (light blue). This port connects the tape, CD, DVD player, or other audio
sources.
8. Line Out port (lime). This port connects a headphone or a speaker. In 4-channel, 6-
channel, and 8-channel configurations, the function of this port becomes Front Speaker
Out.
9. Microphone port (pink). This port connects a microphone.
10. Side Speaker Out port (gray). This port connects the side speaker in an 8-channel
audio configuration.
Refer to the audio configuration table on next page for the function of the audio ports in 2,
4, 6, or 8-channel configuration.
1-20 ASUS M4N78