1.10.1 Rear panel connectors Asus prime Asus M3A78

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1.10 

Connectors

1.10.1 

Rear panel connectors

1. 

PS/2 Keyboard port (purple). 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. 

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

ORANGE

Linked

ORANGE

100 Mbps connection

BLINKING

Data activity

GREEN

1 Gbps connection

LAN port

SPEED 

LED

ACT/LINK 

LED

4. 

Rear Speaker Out port (black). This port connects the rear speakers in a 4-channel, 

6-channel, or 8-channel audio configuration.

5. 

Center / Subwoofer port (orange). This port connects the center/subwoofer speakers.

6. 

Line In port (light blue). This port connects the tape, CD, DVD player, or other audio 

sources. 

7. 

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.

8. 

Microphone port (pink). This port connects a microphone.

9. 

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.

4

6

2

3

5

7

8

9

10

11

12

13

1

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ASUS M3A78