![background image](http://html.mh-extra.com/html/acer/aspire-3300s/aspire-3300s_service-manual_5854087.webp)
81
Chapter 5
Front Panel Audio Connector: JAUD
You can connect an optional audio connector to the Front Panel Audio
Header.
JAUD is compliant with Intel
®
Front Panel I/O Connectivity Design
Guide.
JAUD
1 9
2 10
PIN
SIGNAL
DESCRIPTION
1
AUD_MIC
Front panel microphone input signal
2
AUD_GND
Ground used by analog audio circuits
3
AUD_MIC_BIAS
Microphone power
4
AUD_VCC
Fi5V used by analog audio circuits
5
AUD_FPOUT_R
Right channel audio signal to front panel
6
AUD_RET_R
Right channel audio signal return from front panel
7
HP_ON
Reserved for future use to control headphone amplifier
8
KEY
No pin
9
AUD_FPOUT_L
Left channel audio signal to front panel
10
AUD_RET_L
Left channel audio signal return from front panel
Pin Definition
CAUTION!!!
If you don’t want to connect to the front audio
header, pins 5 & 6, 9 & 10 have to be jumpered
in order to have signal output directed to the
rear audio ports. Otherwise, the Line-Out con-
nector on the back panel will not function.
5
6
10
9
Summary of Contents for Aspire 3300S
Page 15: ...Chapter 1 9 ...
Page 29: ...Chapter 1 23 ...
Page 53: ...47 Chapter 2 ...
Page 67: ...61 Chapter 3 ...
Page 93: ...87 Chapter 5 ...
Page 95: ...89 Chapter 6 Aspire 3300S Exploded Diagram ...
Page 101: ...95 Chapter 6 ...
Page 103: ...97 Appendix A ...
Page 109: ...103 Appendix C ...