Connecting Optional Devices - Acer Aspire T310 Service Manual

Connecting Optional Devices

Refer to the following for information on connecting the mainboard's optional devices:
AUDIO1: Front Panel Audio Connector
This connector allows the user to install auxiliary front-oriented microphone and line-out ports for easier
access.
Pin Signal Name
1 AUD_MIC
2 AUD_GND
3 AUD_MIC_BIAS
4 AUD_VCC
5 AUD_FPOUT_R
6 AUD_RET_R
7 HP_ON
8 KEY
9 AUD_FPOUT_L
10 AUD_RET_L
76
Function
Front Panel Microphone input signal
Ground used by Analog Audio Circuits
Microphone Power
Filtered +5V used by Analog Audio Circuits
Right Channel Audio signal to Front Panel
Right Channel Audio signal to Return from
Front Panel
Reserved for future use to control Head-
phone Amplifier
No Pin
Left Channel Audio signal to Front Panel
Left Channel Audio Signal to Return from
Front Panel
Chapter 5