1.12 Connectors
1.12.1 Rear panel connectors
1. PS/2 mouse port (green). This port is for a PS/2 mouse.
2. LAN (RJ-45) port. This port allows Gigabit connection to a Local Area Network (LAN)
through a network hub.
3. Line In port (light blue). This port connects the tape, CD, DVD player, or other audio
sources. In 4-channel, 6-channel, and 8-channel conguration, the function of this port
becomes Rear Speaker Out.
4. 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.
5. PS/2 keyboard port (purple). This port is for a PS/2 keyboard.
6. USB 2.0 ports 5 and 6. These 4-pin Universal Serial Bus (USB) ports are available for
connecting USB 2.0 devices.
7. Optical S/PDIF Out port. This port connects an external audio output device via an
optical S/PDIF cable.
8. USB 2.0 ports 3 and 4. These 4-pin Universal Serial Bus (USB) ports are available for
connecting USB 2.0 devices.
9. USB 2.0 ports 1 and 2. These 4-pin Universal Serial Bus (USB) ports are available for
connecting USB 2.0 devices.
10. USB 2.0 (3.0) ports 1 and 2 (blue). These 4-pin Universal Serial Bus (USB) ports are
available for connecting USB 2.0 (3.0) devices. (USB 3.0 only for USB3 Edition)
11. Microphone port (pink). This port connects a microphone.
Status Left LED Right LED
OFF OFF OFF
10 Mbps connection
Green (blinking during
data activity)
OFF
100 Mbps connection OFF
Green (blinking during
data activity)
1 Gbps connection OFF
Green (blinking during
data activity)
Right
LED
Left
LED
LAN port
1-20
ASUS M4A87TD