Motherboard Interfaces Description
- 5 -
(1
：
If AUDIO1 have not connect with the AUDIO Cable in the front panel,have to catch Jumper
1-2
、
3-4
、
7-8
、
9-10.
(2
：
1
、
3
、
5
、
7
、
9 pins are the output signal for front panel;2
、
4
、
6
、
8
、
10 pins are return signal.
2.7 Audio power amplifier output interface SPK1
（
optional
）
Dual channel power amplifier,support 6W/8Ω horn for each channel.Definition as below:
Attention
：
The front panel AUDIO1 has priority.MIC_IN
、
LINE_OUT can not work,if the front panel
AUDIO1 connected.The SPK1 can not output,if the LINE_OUT connected.