Asus M4N78-AM V2 User Manual - Page 18

Internal connectors

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4. Line In port (light blue). This port connects to the tape, CD, DVD player, or other audio sources. 5. Line Out port (lime). This port connects to a headphone or a speaker. In 4-channel and 6-channel configurations, the function of this port becomes Front Speaker Out. 6. Microphone port (pink). This port connects to a microphone. Refer to the audio configuration table below for the function of the audio ports in 2, 4, or 6-channel configuration. Audio 2, 4, 6-channel configuration Port Light Blue Lime Pink Headset 2-channel Line In Line Out Mic In 4-channel Rear Speaker Out Front Speaker Out Mic In 6-channel Rear Speaker Out Front Speaker Out Bass/Center 7. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports connect to USB 2.0 devices. 8. USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports connect to USB 2.0 devices. 9. Video Graphics Adapter (VGA) port. This 15-pin port is for a VGA monitor or other VGA-compatible devices. 10. COM port. This 9-pin COM1 port is for pointing devices or other serial devices. 11. PS/2 Keyboard port (purple). This port is for a PS/2 keyboard. 1.7.2 Internal connectors 1. Speaker connector (4- pin SPEAKER) This 4-pin connector is for the chassis-mounted system warning speaker. The speaker allows you to hear system beeps and warnings. 1-9 Chapter 1: Product introduction

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4.
Line In port (light blue).
This port connects to the tape, CD, DVD player, or other
audio sources.
5.
Line Out port (lime).
This port connects to a headphone or a speaker. In 4-channel
and 6-channel configurations, the function of this port becomes Front Speaker Out.
6.
Microphone port (pink).
This port connects to a microphone.
Refer to the audio configuration table below for the function of the audio ports in 2, 4, or
6-channel configuration.
Audio 2, 4, 6-channel configuration
Port
Headset 2-channel
4-channel
6-channel
Light Blue
Line In
Rear Speaker Out
Rear Speaker Out
Lime
Line Out
Front Speaker Out
Front Speaker Out
Pink
Mic In
Mic In
Bass/Center
7.
USB 2.0 ports 1 and 2.
These two 4-pin Universal Serial Bus (USB) ports connect to
USB 2.0 devices.
8.
USB 2.0 ports 3 and 4.
These two 4-pin Universal Serial Bus (USB) ports connect to
USB 2.0 devices.
9.
Video Graphics Adapter (VGA) port.
This 15-pin port is for a VGA monitor or other
VGA-compatible devices.
10.
COM port.
This 9-pin COM1 port is for pointing devices or other serial devices.
11.
PS/2 Keyboard port (purple).
This port is for a PS/2 keyboard.
1.7.2
Internal connectors
1.
Speaker connector (4- pin SPEAKER)
This 4-pin connector is for the chassis-mounted system warning speaker. The speaker
allows you to hear system beeps and warnings.
Chapter 1: Product introduction
1-9